-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathagriculture.html
124 lines (101 loc) · 50.3 KB
/
agriculture.html
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width,initial-scale=1">
<meta name="generator" content="VuePress 2.0.0-beta.38">
<style>
:root {
--c-bg: #fff;
}
html.dark {
--c-bg: #22272e;
}
html, body {
background-color: var(--c-bg);
}
</style>
<script>
const userMode = localStorage.getItem('vuepress-color-scheme');
const systemDarkMode = window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches;
if (userMode === 'dark' || (userMode !== 'light' && systemDarkMode)) {
document.documentElement.classList.toggle('dark', true);
}
</script>
<title>Recognition of crop types in mass agricultural production | Clover</title><meta name="description" content="Clover Drone Kit">
<link rel="modulepreload" href="/clover-vuepress/assets/app.4f6a4bec.js"><link rel="modulepreload" href="/clover-vuepress/assets/agriculture.html.7ef84cac.js"><link rel="modulepreload" href="/clover-vuepress/assets/agriculture.html.9a36d43c.js"><link rel="modulepreload" href="/clover-vuepress/assets/field2.16b6105d.js">
<link rel="stylesheet" href="/clover-vuepress/assets/style.7a1025bf.css">
</head>
<body>
<div id="app"><!--[--><div class="theme-container"><!--[--><header ref_key="navbar" class="navbar"><div class="toggle-sidebar-button" title="true" aria-expanded="false" role="button" tabindex="0"><div class="icon" aria-hidden="true"><span></span><span></span><span></span></div></div><span><a href="/clover-vuepress/en/" class=""><img class="logo" src="/clover-vuepress/clover-logo.png" alt="Clover"><span class="site-name can-hide">Clover</span></a></span><div class="navbar-items-wrapper" style=""><!--[--><!--]--><nav class="navbar-items can-hide"><!--[--><div class="navbar-item"><a class="external-link" href="https://coex.tech" rel="noopener noreferrer" target="_blank" aria-label="Official Site"><!--[--><!--]--> Official Site <span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewbox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span><!--[--><!--]--></a></div><div class="navbar-item"><a class="external-link" href="https://t.me/COEXHelpdesk" rel="noopener noreferrer" target="_blank" aria-label="Support Chat"><!--[--><!--]--> Support Chat <span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewbox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span><!--[--><!--]--></a></div><div class="navbar-item"><div class="navbar-dropdown-wrapper"><button class="navbar-dropdown-title" type="button" aria-label="Select language"><span class="title">Languages</span><span class="arrow down"></span></button><button class="navbar-dropdown-title-mobile" type="button" aria-label="Select language"><span class="title">Languages</span><span class="right arrow"></span></button><!--[--><ul style="display:none;" class="navbar-dropdown"><!--[--><li class="navbar-dropdown-item"><a aria-current="page" href="/clover-vuepress/en/agriculture.html" class="router-link-active router-link-exact-active router-link-active" aria-label="English"><!--[--><!--]--> English <!--[--><!--]--></a></li><li class="navbar-dropdown-item"><a href="/clover-vuepress/ru/agriculture.html" class="" aria-label="Русский"><!--[--><!--]--> Русский <!--[--><!--]--></a></li><!--]--></ul><!--]--></div></div><div class="navbar-item"><a class="external-link" href="https://github.com/CopterExpress/clover" rel="noopener noreferrer" target="_blank" aria-label="GitHub"><!--[--><!--]--> GitHub <span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewbox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span><!--[--><!--]--></a></div><!--]--></nav><!--[--><!--]--><button class="toggle-dark-button" title="toggle dark mode"><svg style="" class="icon" focusable="false" viewBox="0 0 32 32"><path d="M16 12.005a4 4 0 1 1-4 4a4.005 4.005 0 0 1 4-4m0-2a6 6 0 1 0 6 6a6 6 0 0 0-6-6z" fill="currentColor"></path><path d="M5.394 6.813l1.414-1.415l3.506 3.506L8.9 10.318z" fill="currentColor"></path><path d="M2 15.005h5v2H2z" fill="currentColor"></path><path d="M5.394 25.197L8.9 21.691l1.414 1.415l-3.506 3.505z" fill="currentColor"></path><path d="M15 25.005h2v5h-2z" fill="currentColor"></path><path d="M21.687 23.106l1.414-1.415l3.506 3.506l-1.414 1.414z" fill="currentColor"></path><path d="M25 15.005h5v2h-5z" fill="currentColor"></path><path d="M21.687 8.904l3.506-3.506l1.414 1.415l-3.506 3.505z" fill="currentColor"></path><path d="M15 2.005h2v5h-2z" fill="currentColor"></path></svg><svg style="display:none;" class="icon" focusable="false" viewBox="0 0 32 32"><path d="M13.502 5.414a15.075 15.075 0 0 0 11.594 18.194a11.113 11.113 0 0 1-7.975 3.39c-.138 0-.278.005-.418 0a11.094 11.094 0 0 1-3.2-21.584M14.98 3a1.002 1.002 0 0 0-.175.016a13.096 13.096 0 0 0 1.825 25.981c.164.006.328 0 .49 0a13.072 13.072 0 0 0 10.703-5.555a1.01 1.01 0 0 0-.783-1.565A13.08 13.08 0 0 1 15.89 4.38A1.015 1.015 0 0 0 14.98 3z" fill="currentColor"></path></svg></button><form class="search-box" role="search"><input type="search" autocomplete="off" spellcheck="false" value><!----></form></div></header><!--]--><div class="sidebar-mask"></div><!--[--><aside class="sidebar"><nav class="navbar-items"><!--[--><div class="navbar-item"><a class="external-link" href="https://coex.tech" rel="noopener noreferrer" target="_blank" aria-label="Official Site"><!--[--><!--]--> Official Site <span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewbox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span><!--[--><!--]--></a></div><div class="navbar-item"><a class="external-link" href="https://t.me/COEXHelpdesk" rel="noopener noreferrer" target="_blank" aria-label="Support Chat"><!--[--><!--]--> Support Chat <span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewbox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span><!--[--><!--]--></a></div><div class="navbar-item"><div class="navbar-dropdown-wrapper"><button class="navbar-dropdown-title" type="button" aria-label="Select language"><span class="title">Languages</span><span class="arrow down"></span></button><button class="navbar-dropdown-title-mobile" type="button" aria-label="Select language"><span class="title">Languages</span><span class="right arrow"></span></button><!--[--><ul style="display:none;" class="navbar-dropdown"><!--[--><li class="navbar-dropdown-item"><a aria-current="page" href="/clover-vuepress/en/agriculture.html" class="router-link-active router-link-exact-active router-link-active" aria-label="English"><!--[--><!--]--> English <!--[--><!--]--></a></li><li class="navbar-dropdown-item"><a href="/clover-vuepress/ru/agriculture.html" class="" aria-label="Русский"><!--[--><!--]--> Русский <!--[--><!--]--></a></li><!--]--></ul><!--]--></div></div><div class="navbar-item"><a class="external-link" href="https://github.com/CopterExpress/clover" rel="noopener noreferrer" target="_blank" aria-label="GitHub"><!--[--><!--]--> GitHub <span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewbox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span><!--[--><!--]--></a></div><!--]--></nav><!--[--><!--]--><ul class="sidebar-items"><!--[--><li><a href="/clover-vuepress/en/" class="sidebar-item sidebar-heading" aria-label="COEX Clover"><!--[--><!--]--> COEX Clover <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/glossary.html" class="sidebar-item sidebar-heading" aria-label="Glossary"><!--[--><!--]--> Glossary <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/safety.html" class="sidebar-item sidebar-heading" aria-label="Safety tips"><!--[--><!--]--> Safety tips <!--[--><!--]--></a><!----></li><li><p tabindex="0" class="sidebar-item sidebar-heading collapsible">Assembly <span class="right arrow"></span></p><!--[--><ul style="display:none;" class="sidebar-item-children"><!--[--><li><a href="/clover-vuepress/en/assembly.html" class="sidebar-item" aria-label="Clover drone assembly"><!--[--><!--]--> Clover drone assembly <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/assemble_4_2.html" class="sidebar-item" aria-label="Clover 4.2 assembly"><!--[--><!--]--> Clover 4.2 assembly <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/assemble_4_2_ws.html" class="sidebar-item" aria-label="Clover 4 assembly"><!--[--><!--]--> Clover 4 assembly <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/assemble_4.html" class="sidebar-item" aria-label="Clover 4 assembly"><!--[--><!--]--> Clover 4 assembly <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/assemble_3.html" class="sidebar-item" aria-label="Assembly of Clover 3"><!--[--><!--]--> Assembly of Clover 3 <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/assemble_2.html" class="sidebar-item" aria-label="Clover 2 construction kit assembly instruction"><!--[--><!--]--> Clover 2 construction kit assembly instruction <!--[--><!--]--></a><!----></li><!--]--></ul><!--]--></li><li><p tabindex="0" class="sidebar-item sidebar-heading collapsible">Configuration <span class="right arrow"></span></p><!--[--><ul style="display:none;" class="sidebar-item-children"><!--[--><li><a href="/clover-vuepress/en/setup.html" class="sidebar-item" aria-label="Initial setup"><!--[--><!--]--> Initial setup <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/calibration.html" class="sidebar-item" aria-label="Sensor calibration"><!--[--><!--]--> Sensor calibration <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/radio.html" class="sidebar-item" aria-label="RC setup"><!--[--><!--]--> RC setup <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/rc_flysky_a8s.html" class="sidebar-item" aria-label="Using Flysky FS-A8S"><!--[--><!--]--> Using Flysky FS-A8S <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/modes.html" class="sidebar-item" aria-label="Flight modes"><!--[--><!--]--> Flight modes <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/power.html" class="sidebar-item" aria-label="Power setup"><!--[--><!--]--> Power setup <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/failsafe.html" class="sidebar-item" aria-label="Failsafe configuration"><!--[--><!--]--> Failsafe configuration <!--[--><!--]--></a><!----></li><!--]--></ul><!--]--></li><li><p tabindex="0" class="sidebar-item sidebar-heading collapsible">Manual flight <span class="right arrow"></span></p><!--[--><ul style="display:none;" class="sidebar-item-children"><!--[--><li><a href="/clover-vuepress/en/flight.html" class="sidebar-item" aria-label="Flight"><!--[--><!--]--> Flight <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/flight_exercises.html" class="sidebar-item" aria-label="Drone control exercises"><!--[--><!--]--> Drone control exercises <!--[--><!--]--></a><!----></li><!--]--></ul><!--]--></li><li><p tabindex="0" class="sidebar-item sidebar-heading collapsible">Working with Raspberry Pi <span class="right arrow"></span></p><!--[--><ul style="display:none;" class="sidebar-item-children"><!--[--><li><a href="/clover-vuepress/en/raspberry.html" class="sidebar-item" aria-label="Raspberry Pi"><!--[--><!--]--> Raspberry Pi <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/image.html" class="sidebar-item" aria-label="Raspberry Pi image"><!--[--><!--]--> Raspberry Pi image <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/wifi.html" class="sidebar-item" aria-label="Connecting to Clover via Wi-Fi"><!--[--><!--]--> Connecting to Clover via Wi-Fi <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/connection.html" class="sidebar-item" aria-label="Connecting Raspberry Pi to the flight controller"><!--[--><!--]--> Connecting Raspberry Pi to the flight controller <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/gcs_bridge.html" class="sidebar-item" aria-label="Using QGroundControl via Wi-Fi"><!--[--><!--]--> Using QGroundControl via Wi-Fi <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/ssh.html" class="sidebar-item" aria-label="SSH access to Raspberry Pi"><!--[--><!--]--> SSH access to Raspberry Pi <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/cli.html" class="sidebar-item" aria-label="Command line interface"><!--[--><!--]--> Command line interface <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/selfcheck.html" class="sidebar-item" aria-label="Automatic check"><!--[--><!--]--> Automatic check <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/web_video_server.html" class="sidebar-item" aria-label="Viewing images from cameras"><!--[--><!--]--> Viewing images from cameras <!--[--><!--]--></a><!----></li><!--]--></ul><!--]--></li><li><p tabindex="0" class="sidebar-item sidebar-heading collapsible">Programming <span class="right arrow"></span></p><!--[--><ul style="display:none;" class="sidebar-item-children"><!--[--><li><a href="/clover-vuepress/en/programming.html" class="sidebar-item" aria-label="Programming"><!--[--><!--]--> Programming <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/camera_setup.html" class="sidebar-item" aria-label="Camera setup"><!--[--><!--]--> Camera setup <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/aruco.html" class="sidebar-item" aria-label="ArUco markers"><!--[--><!--]--> ArUco markers <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/aruco_marker.html" class="sidebar-item" aria-label="ArUco marker detection"><!--[--><!--]--> ArUco marker detection <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/aruco_map.html" class="sidebar-item" aria-label="Map-based navigation with ArUco markers"><!--[--><!--]--> Map-based navigation with ArUco markers <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/optical_flow.html" class="sidebar-item" aria-label="Use of Optical Flow"><!--[--><!--]--> Use of Optical Flow <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/simple_offboard.html" class="sidebar-item" aria-label="Autonomous flight"><!--[--><!--]--> Autonomous flight <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/frames.html" class="sidebar-item" aria-label="Coordinate systems (frames)"><!--[--><!--]--> Coordinate systems (frames) <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/snippets.html" class="sidebar-item" aria-label="Code examples"><!--[--><!--]--> Code examples <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/laser.html" class="sidebar-item" aria-label="Working with a laser rangefinder"><!--[--><!--]--> Working with a laser rangefinder <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/leds.html" class="sidebar-item" aria-label="Working with a LED strip"><!--[--><!--]--> Working with a LED strip <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/gpio.html" class="sidebar-item" aria-label="Working with GPIO"><!--[--><!--]--> Working with GPIO <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/sonar.html" class="sidebar-item" aria-label="Working with the ultrasonic distance gage"><!--[--><!--]--> Working with the ultrasonic distance gage <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/camera.html" class="sidebar-item" aria-label="Working with the camera"><!--[--><!--]--> Working with the camera <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/rviz.html" class="sidebar-item" aria-label="Using rviz and rqt"><!--[--><!--]--> Using rviz and rqt <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/autolaunch.html" class="sidebar-item" aria-label="Software autorun"><!--[--><!--]--> Software autorun <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/javascript.html" class="sidebar-item" aria-label="Work with ROS from browser"><!--[--><!--]--> Work with ROS from browser <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/blocks.html" class="sidebar-item" aria-label="Blocks programming for Clover"><!--[--><!--]--> Blocks programming for Clover <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/simulation.html" class="sidebar-item" aria-label="Simulation overview"><!--[--><!--]--> Simulation overview <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/simulation_native.html" class="sidebar-item" aria-label="Native setup"><!--[--><!--]--> Native setup <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/simulation_vm.html" class="sidebar-item" aria-label="Simulation VM setup"><!--[--><!--]--> Simulation VM setup <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/simulation_usage.html" class="sidebar-item" aria-label="Using the simulator"><!--[--><!--]--> Using the simulator <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/simulation_m1.html" class="sidebar-item" aria-label="Running simulator on M1 powered computer"><!--[--><!--]--> Running simulator on M1 powered computer <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/ros.html" class="sidebar-item" aria-label="ROS"><!--[--><!--]--> ROS <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/mavros.html" class="sidebar-item" aria-label="MAVROS"><!--[--><!--]--> MAVROS <!--[--><!--]--></a><!----></li><!--]--></ul><!--]--></li><li><p tabindex="0" class="sidebar-item sidebar-heading collapsible">Supplementary materials <span class="right arrow"></span></p><!--[--><ul style="display:none;" class="sidebar-item-children"><!--[--><li><a href="/clover-vuepress/en/supplementary.html" class="sidebar-item" aria-label="Supplementary materials"><!--[--><!--]--> Supplementary materials <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/coex_pix.html" class="sidebar-item" aria-label="COEX Pix"><!--[--><!--]--> COEX Pix <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/coex_pdb.html" class="sidebar-item" aria-label="COEX PDB"><!--[--><!--]--> COEX PDB <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/coex_gps.html" class="sidebar-item" aria-label="COEX GPS"><!--[--><!--]--> COEX GPS <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/auto_setup.html" class="sidebar-item" aria-label="Step-by-step guide on autonomous flight with Clover 4"><!--[--><!--]--> Step-by-step guide on autonomous flight with Clover 4 <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/hostname.html" class="sidebar-item" aria-label="Hostname"><!--[--><!--]--> Hostname <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/sitl.html" class="sidebar-item" aria-label="PX4 Simulation"><!--[--><!--]--> PX4 Simulation <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/wall_aruco.html" class="sidebar-item" aria-label="Navigation using vertical ArUco-markers"><!--[--><!--]--> Navigation using vertical ArUco-markers <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/calibratePID.html" class="sidebar-item" aria-label="Configuring the PID coefficients"><!--[--><!--]--> Configuring the PID coefficients <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/models.html" class="sidebar-item" aria-label="Model files for parts"><!--[--><!--]--> Model files for parts <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/ros-install.html" class="sidebar-item" aria-label="ROS Melodic package installation and setup"><!--[--><!--]--> ROS Melodic package installation and setup <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/camera_calibration.html" class="sidebar-item" aria-label="Camera calibration"><!--[--><!--]--> Camera calibration <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/zerotire_vpn.html" class="sidebar-item" aria-label="Creating a virtual network ZeroTier One and connecting to it"><!--[--><!--]--> Creating a virtual network ZeroTier One and connecting to it <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/4g.html" class="sidebar-item" aria-label="Multi-copter control with 4G communication"><!--[--><!--]--> Multi-copter control with 4G communication <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/jetson_nano.html" class="sidebar-item" aria-label="Clover and Jetson Nano"><!--[--><!--]--> Clover and Jetson Nano <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/rc.html" class="sidebar-item" aria-label="Controlling Clover from a smartphone"><!--[--><!--]--> Controlling Clover from a smartphone <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/network.html" class="sidebar-item" aria-label="Configuring Wi-Fi"><!--[--><!--]--> Configuring Wi-Fi <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/uart.html" class="sidebar-item" aria-label="UART interface"><!--[--><!--]--> UART interface <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/parameters.html" class="sidebar-item" aria-label="PX4 Parameters"><!--[--><!--]--> PX4 Parameters <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/flight_logs.html" class="sidebar-item" aria-label="PX4 Logs and Topics"><!--[--><!--]--> PX4 Logs and Topics <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/firmware.html" class="sidebar-item" aria-label="Pixhawk / Pixracer firmware flashing"><!--[--><!--]--> Pixhawk / Pixracer firmware flashing <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/mavlink.html" class="sidebar-item" aria-label="MAVLink"><!--[--><!--]--> MAVLink <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/test_connection.html" class="sidebar-item" aria-label="How to use a multimeter?"><!--[--><!--]--> How to use a multimeter? <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/radioerrors.html" class="sidebar-item" aria-label="Possible radio failures"><!--[--><!--]--> Possible radio failures <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/esc_firmware.html" class="sidebar-item" aria-label="Flashing ESCs using BLHeliSuite"><!--[--><!--]--> Flashing ESCs using BLHeliSuite <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/arduino.html" class="sidebar-item" aria-label="Controlling the copter from Arduino"><!--[--><!--]--> Controlling the copter from Arduino <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/gps.html" class="sidebar-item" aria-label="Connecting GPS"><!--[--><!--]--> Connecting GPS <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/ir_sensors.html" class="sidebar-item" aria-label="Working with IR sensors on Raspberry Pi 3"><!--[--><!--]--> Working with IR sensors on Raspberry Pi 3 <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/fpv_clover_4_2.html" class="sidebar-item" aria-label="Installing and configuring FPV equipment"><!--[--><!--]--> Installing and configuring FPV equipment <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/fpv.html" class="sidebar-item" aria-label="Installation of FPV"><!--[--><!--]--> Installation of FPV <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/magnetic_grip.html" class="sidebar-item" aria-label="Assembling and setting up the electromagnetic gripper"><!--[--><!--]--> Assembling and setting up the electromagnetic gripper <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/mechanical_grip.html" class="sidebar-item" aria-label="Assembling and setting up a mechanical gripper"><!--[--><!--]--> Assembling and setting up a mechanical gripper <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/trainer_mode.html" class="sidebar-item" aria-label="FlySky Trainer mode settings"><!--[--><!--]--> FlySky Trainer mode settings <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/tinning.html" class="sidebar-item" aria-label="Blanching"><!--[--><!--]--> Blanching <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/connectortypes.html" class="sidebar-item" aria-label="Types of power connectors"><!--[--><!--]--> Types of power connectors <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/4in1.html" class="sidebar-item" aria-label="Connecting 4 in 1 ESCs"><!--[--><!--]--> Connecting 4 in 1 ESCs <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/tb.html" class="sidebar-item" aria-label="Soldering safety"><!--[--><!--]--> Soldering safety <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/leds_old.html" class="sidebar-item" aria-label="Working with a LED strip on Raspberry 3"><!--[--><!--]--> Working with a LED strip on Raspberry 3 <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/contributing.html" class="sidebar-item" aria-label="Contribution to Clover"><!--[--><!--]--> Contribution to Clover <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/packages.html" class="sidebar-item" aria-label="COEX packages repository"><!--[--><!--]--> COEX packages repository <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/migrate20.html" class="sidebar-item" aria-label="Migration to version 0.20"><!--[--><!--]--> Migration to version 0.20 <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/migrate22.html" class="sidebar-item" aria-label="Migration to version 0.22"><!--[--><!--]--> Migration to version 0.22 <!--[--><!--]--></a><!----></li><!--]--></ul><!--]--></li><li><p tabindex="0" class="sidebar-item sidebar-heading collapsible">Events <span class="right arrow"></span></p><!--[--><ul style="display:none;" class="sidebar-item-children"><!--[--><li><a href="/clover-vuepress/en/events.html" class="sidebar-item" aria-label="Events"><!--[--><!--]--> Events <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/copterhack2022.html" class="sidebar-item" aria-label="CopterHack 2022"><!--[--><!--]--> CopterHack 2022 <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/copterhack2021.html" class="sidebar-item" aria-label="CopterHack 2021"><!--[--><!--]--> CopterHack 2021 <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/copterhack2019.html" class="sidebar-item" aria-label="Copter Hack 2019"><!--[--><!--]--> Copter Hack 2019 <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/copterhack2018.html" class="sidebar-item" aria-label="Copter Hack 2018"><!--[--><!--]--> Copter Hack 2018 <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/copterhack2017.html" class="sidebar-item" aria-label="Copter Hack 2017"><!--[--><!--]--> Copter Hack 2017 <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/video_contest.html" class="sidebar-item" aria-label="Contest for the best educational video on assembly and configuration"><!--[--><!--]--> Contest for the best educational video on assembly and configuration <!--[--><!--]--></a><!----></li><li><a href="/clover-vuepress/en/educational_contests.html" class="sidebar-item" aria-label="Educational contests"><!--[--><!--]--> Educational contests <!--[--><!--]--></a><!----></li><!--]--></ul><!--]--></li><!--]--></ul><!--[--><!--]--></aside><!--]--><!--[--><main class="page"><!--[--><!--]--><div class="theme-default-content"><!--[--><h1 id="recognition-of-crop-types-in-mass-agricultural-production" tabindex="-1"><a class="header-anchor" href="#recognition-of-crop-types-in-mass-agricultural-production" aria-hidden="true">#</a> Recognition of crop types in mass agricultural production</h1><h2 id="introduction" tabindex="-1"><a class="header-anchor" href="#introduction" aria-hidden="true">#</a> Introduction</h2><p>Modern agriculture in many countries is becoming one of the shining examples of the rapid and successful introduction of new technologies. Unmanned aerial vehicles are capable of performing a wide range of tasks, among which monitoring of agricultural land has now become a common tool for increasing the efficiency of agriculture. The goal of my project is to write a code for recognizing crop types in mass agricultural production. In the future, from the recognition results, you can design a map of sown areas.</p><h2 id="monitoring" tabindex="-1"><a class="header-anchor" href="#monitoring" aria-hidden="true">#</a> Monitoring</h2><p>In agriculture, monitoring is necessary to obtain information on the state of land and crops. Based on the monitoring results, farmers or specialists can understand whether crops are sprouting normally, whether there is a threat from weeds and/or insects - pests, what is the degree of moisture in individual areas or entire areas, etc.</p><h2 id="explanation-of-the-code" tabindex="-1"><a class="header-anchor" href="#explanation-of-the-code" aria-hidden="true">#</a> Explanation of the code</h2><p>Import libraries:</p><div class="language-python ext-py"><pre class="language-python"><code><span class="token keyword">import</span> rospy
<span class="token keyword">import</span> cv2
<span class="token keyword">from</span> sensor_msgs<span class="token punctuation">.</span>msg <span class="token keyword">import</span> Image
<span class="token keyword">from</span> cv_bridge <span class="token keyword">import</span> CvBridge
<span class="token keyword">import</span> numpy <span class="token keyword">as</span> np
</code></pre></div><p>Create some variables:</p><div class="language-python ext-py"><pre class="language-python"><code>rospy<span class="token punctuation">.</span>init_node<span class="token punctuation">(</span><span class="token string">'computer_vision_sample'</span><span class="token punctuation">)</span>
bridge <span class="token operator">=</span> CvBridge<span class="token punctuation">(</span><span class="token punctuation">)</span>
color <span class="token operator">=</span> <span class="token string">'undefined'</span>
shape <span class="token operator">=</span> <span class="token string">'undefined'</span>
culture <span class="token operator">=</span> <span class="token string">""</span>
</code></pre></div><p>To implement computer vision algorithms, it is recommended to use the OpenCV library preinstalled on the Clover image. Create a subscriber for the topic with the image from the main camera for processing using OpenCV:</p><div class="language-python ext-py"><pre class="language-python"><code><span class="token keyword">def</span> <span class="token function">image_colback_color</span><span class="token punctuation">(</span>data<span class="token punctuation">)</span><span class="token punctuation">:</span>
<span class="token keyword">global</span> color<span class="token punctuation">,</span> shape
cv_image <span class="token operator">=</span> bridge<span class="token punctuation">.</span>imgmsg_to_cv2<span class="token punctuation">(</span>data<span class="token punctuation">,</span> <span class="token string">'bgr8'</span><span class="token punctuation">)</span> <span class="token comment"># OpenCV image</span>
img_hsv <span class="token operator">=</span> cv2<span class="token punctuation">.</span>cvtColor<span class="token punctuation">(</span>cv_image<span class="token punctuation">,</span> cv2<span class="token punctuation">.</span>COLOR_BGR2HSV<span class="token punctuation">)</span> <span class="token comment">#[118:119,158:159]</span>
<span class="token comment">#detected color</span>
<span class="token comment">#print(img_hsv[0][0])</span>
</code></pre></div><p>Each culture has its unique shade (wheat is golden, buckwheat is light brown).</p><img src="/clover-vuepress/assets/field.a869b930.jpg" width="75%"><img src="/clover-vuepress/assets/field2.56471bf1.jpg" width="75%"><p>We describe color ranges for certain crops:</p><div class="language-python ext-py"><pre class="language-python"><code><span class="token comment">#wheat</span>
yellow_orange_low <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">38</span><span class="token punctuation">,</span> <span class="token number">110</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">)</span>
yellow_orange_high<span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">52</span><span class="token punctuation">,</span> <span class="token number">110</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">)</span>
<span class="token comment">#buckwheat</span>
brown_low <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">23</span><span class="token punctuation">,</span> <span class="token number">50</span><span class="token punctuation">,</span> <span class="token number">50</span><span class="token punctuation">)</span>
brown_high<span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">37</span><span class="token punctuation">,</span> <span class="token number">50</span><span class="token punctuation">,</span> <span class="token number">50</span><span class="token punctuation">)</span>
yellow_orange_mask <span class="token operator">=</span> cv2<span class="token punctuation">.</span>inRange<span class="token punctuation">(</span>img_hsv<span class="token punctuation">,</span> yellow_orange_low<span class="token punctuation">,</span> yellow_orange_high<span class="token punctuation">)</span>
brown_mask <span class="token operator">=</span> cv2<span class="token punctuation">.</span>inRange<span class="token punctuation">(</span>img_hsv<span class="token punctuation">,</span> brown_low<span class="token punctuation">,</span> brown_high<span class="token punctuation">)</span>
<span class="token keyword">if</span> yellow_orange_mask<span class="token punctuation">[</span><span class="token number">119</span><span class="token punctuation">]</span><span class="token punctuation">[</span><span class="token number">159</span><span class="token punctuation">]</span> <span class="token operator">==</span> <span class="token number">255</span><span class="token punctuation">:</span>
shape <span class="token operator">=</span> shape_recog<span class="token punctuation">(</span>yellow_orange_mask<span class="token punctuation">)</span>
<span class="token keyword">elif</span> brown_mask<span class="token punctuation">[</span><span class="token number">119</span><span class="token punctuation">]</span><span class="token punctuation">[</span><span class="token number">159</span><span class="token punctuation">]</span> <span class="token operator">==</span> <span class="token number">255</span><span class="token punctuation">:</span>
shape <span class="token operator">=</span> shape_recog<span class="token punctuation">(</span>brown_mask<span class="token punctuation">)</span>
<span class="token keyword">else</span><span class="token punctuation">:</span>
shape <span class="token operator">=</span> <span class="token string">'undefined'</span>
color <span class="token operator">=</span> <span class="token string">'undefined'</span>
<span class="token keyword">if</span> shape <span class="token operator">==</span> <span class="token string">'brown'</span><span class="token punctuation">:</span>
culture <span class="token operator">=</span> <span class="token string">"greshiha"</span>
<span class="token keyword">if</span> shape <span class="token operator">==</span> <span class="token string">'yellow_orange'</span><span class="token punctuation">:</span>
culture <span class="token operator">=</span> <span class="token string">"pshenitsa"</span>
image_sub <span class="token operator">=</span> rospy<span class="token punctuation">.</span>Subscriber<span class="token punctuation">(</span><span class="token string">'main_camera/image_raw'</span><span class="token punctuation">,</span> Image<span class="token punctuation">,</span> image_colback_color<span class="token punctuation">)</span>
</code></pre></div><p>The script will take up to 100% CPU capacity. To slow down the script artificially, you can use throttling of frames from the camera, for example, at 5 Hz (<code>main_camera.launch</code>):</p><div class="language-xml ext-xml"><pre class="language-xml"><code><span class="token tag"><span class="token tag"><span class="token punctuation"><</span>node</span> <span class="token attr-name">pkg</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>topic_tools<span class="token punctuation">"</span></span> <span class="token attr-name">name</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>cam_throttle<span class="token punctuation">"</span></span> <span class="token attr-name">type</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>throttle<span class="token punctuation">"</span></span> <span class="token attr-name">args</span><span class="token attr-value"><span class="token punctuation attr-equals">=</span><span class="token punctuation">"</span>messages main_camera/image_raw 5.0 main_camera/image_raw_throttled<span class="token punctuation">"</span></span><span class="token punctuation">/></span></span>
</code></pre></div><p>The topic for the subscriber, in this case, should be changed for <code>main_camera/image_raw_throttled</code>.</p><div class="language-python ext-py"><pre class="language-python"><code><span class="token keyword">print</span> <span class="token punctuation">(</span>culture<span class="token punctuation">)</span>
<span class="token keyword">while</span> <span class="token keyword">not</span> rospy<span class="token punctuation">.</span>is_shutdown<span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">:</span>
<span class="token keyword">print</span><span class="token punctuation">(</span><span class="token string">"color: {}"</span><span class="token punctuation">.</span><span class="token builtin">format</span><span class="token punctuation">(</span>color<span class="token punctuation">)</span><span class="token punctuation">)</span>
<span class="token keyword">print</span><span class="token punctuation">(</span><span class="token string">"shape: {}"</span><span class="token punctuation">.</span><span class="token builtin">format</span><span class="token punctuation">(</span>shape<span class="token punctuation">)</span><span class="token punctuation">)</span>
rospy<span class="token punctuation">.</span>sleep<span class="token punctuation">(</span><span class="token number">0.2</span><span class="token punctuation">)</span>
</code></pre></div><p>This program will recognize the culture by its shade. We can use more color ranges to improve the accuracy of the recognition so the drone can recognize more crops.</p><p>Examples of color ranges for other colors:</p><div class="language-python ext-py"><pre class="language-python"><code>red_low1 <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">,</span> <span class="token number">110</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">)</span>
red_high1 <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">7</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">)</span>
red_low2 <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">172</span><span class="token punctuation">,</span> <span class="token number">110</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">)</span>
red_high2 <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">180</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">)</span>
red_orange_low <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">8</span><span class="token punctuation">,</span> <span class="token number">110</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">)</span>
red_orange_high <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">22</span><span class="token punctuation">,</span> <span class="token number">110</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">)</span>
orange_low <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">23</span><span class="token punctuation">,</span> <span class="token number">110</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">)</span>
orange_high <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">37</span><span class="token punctuation">,</span> <span class="token number">110</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">)</span>
yellow_orange_low <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">38</span><span class="token punctuation">,</span> <span class="token number">110</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">)</span>
yellow_orange_high <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">52</span><span class="token punctuation">,</span> <span class="token number">110</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">)</span>
yellow_low <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">53</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">)</span>
yellow_high <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">67</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">)</span>
yellow_green_low <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">68</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">)</span>
yellow_green_high <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">82</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">)</span>
green_low <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">83</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">)</span>
green_high <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">97</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">)</span>
blue_green_low <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">98</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">)</span>
blue_green_high <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">113</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">)</span>
blue_low <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">114</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">)</span>
blue_high <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">127</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">)</span>
blue_violet_low <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">128</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">)</span>
blue_violet_high <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">142</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">)</span>
violet_low <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">143</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">)</span>
violet_high <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">157</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">)</span>
red_violet_low <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">158</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">,</span> <span class="token number">150</span><span class="token punctuation">)</span>
red_violet_hugh <span class="token operator">=</span> <span class="token punctuation">(</span><span class="token number">171</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">,</span> <span class="token number">255</span><span class="token punctuation">)</span>
</code></pre></div><p>Note that there are two ranges for red because red is at the edges of the HSV color space.</p><!--]--></div><footer class="page-meta"><div class="meta-item edit-link"><a class="external-link meta-item-label" href="https://github.com/CopterExpress/clover/edit/master/docs/en/agriculture.md" rel="noopener noreferrer" target="_blank" aria-label="Edit this page"><!--[--><!--]--> Edit this page <span><svg class="external-link-icon" xmlns="http://www.w3.org/2000/svg" aria-hidden="true" focusable="false" x="0px" y="0px" viewbox="0 0 100 100" width="15" height="15"><path fill="currentColor" d="M18.8,85.1h56l0,0c2.2,0,4-1.8,4-4v-32h-8v28h-48v-48h28v-8h-32l0,0c-2.2,0-4,1.8-4,4v56C14.8,83.3,16.6,85.1,18.8,85.1z"></path><polygon fill="currentColor" points="45.7,48.7 51.3,54.3 77.2,28.5 77.2,37.2 85.2,37.2 85.2,14.9 62.8,14.9 62.8,22.9 71.5,22.9"></polygon></svg><span class="external-link-icon-sr-only">open in new window</span></span><!--[--><!--]--></a></div><!----><!----></footer><!----><!--[--><!--]--></main><!--]--></div><!----><!--]--></div>
<script type="module" src="/clover-vuepress/assets/app.4f6a4bec.js" defer></script>
</body>
</html>