v5.2.0

DataInterpolations v5.2.0

Diff since v5.1.0

Merged pull requests:

• docs: add AkimaInterpolation in methods page (#259) (@sathvikbhagavan)
• docs: add joss paper (#260) (@sathvikbhagavan)
• docs: remove indexing part from readme (#262) (@sathvikbhagavan)
• refactor: integral function to correctly compute second index and remove samples (#263) (@sathvikbhagavan)
• Update Project.toml (#264) (@ChrisRackauckas)

Closed issues:

• AkimaInterpolation not listed under methods section of docs (#258)
• Wrong linear interpolation integral on interval (t[1], t[2]) (#261)

v5.1.0

DataInterpolations v5.1.0

Diff since v5.0.0

Merged pull requests:

• fix: get element type from interp.u instead of interp (#254) (@sathvikbhagavan)
• fix: remove abstract type from RegularizationSmooth (#256) (@mleseach)
• build: bump compat to get downgrade working (#257) (@sathvikbhagavan)

Closed issues:

• Error displaying symbolic interpolations (#244)
• Type instability: Interpolations in v5 return Vector{Any} with all-Vector{Float64} inputs (#253)
• Bad type inference with RegularizationSmooth (#255)

v5.0.0

DataInterpolations v5.0.0

Diff since v4.8.0

Merged pull requests:

• refactor!: remove indexing dispatches and add dispatch for higher order derivatives with Symbolics (#247) (@sathvikbhagavan)
• build(deps): bump julia-actions/cache from 1 to 2 (#248) (@dependabot[bot])
• docs: add NEWS.md to document breaking changes (#249) (@sathvikbhagavan)
• chore: format NEWS.md and bump DataInterpolations version in docs (#250) (@sathvikbhagavan)
• docs: update the interface to describe order argument in derivatives (#251) (@sathvikbhagavan)

Closed issues:

• Second derivatives of interpolations (#96)
• Tutorial/demonstration includes Loess and GaussianProcess examples (#97)
• Data interpolation unexpectedly behaves like a vector (#240)

v4.8.0

DataInterpolations v4.8.0

Diff since v4.7.2

Merged pull requests:

• feat: add order arg for second order derivatives (#245) (@sathvikbhagavan)
• ci: standardise workflows using SciML's reusable workflows (#246) (@thazhemadam)

v4.7.2

DataInterpolations v4.7.2

Diff since v4.7.1

Merged pull requests:

• build(deps): bump julia-actions/setup-julia from 1 to 2 (#237) (@dependabot[bot])
• build(deps): bump julia-actions/setup-julia from 1.9.6 to 2.0.0 (#238) (@dependabot[bot])
• Add missing Symbolics.wrap (#241) (@lassepe)
• fix: eltype of N in spline_coefficients to allow working with dual numbers (#242) (@sathvikbhagavan)
• Update Project.toml (#243) (@ChrisRackauckas)

v4.7.1

DataInterpolations v4.7.1

Diff since v4.7.0

Merged pull requests:

• chore: format (#232) (@sathvikbhagavan)
• Use FindFirstFunctions.jl (#233) (@ChrisRackauckas)
• fix: CubicSpline's natural boundary conditions (#235) (@sathvikbhagavan)
• build: bump patch version (#236) (@sathvikbhagavan)

Closed issues:

• Derivative returns and idx choice (#4)
• Performance and accuracy issues with Loess regression (#29)
• Spikes with closely spaced Loess interpolation (#36)
• missing type promotions for improving interpolations ergonomics (#160)

v4.7.0

DataInterpolations v4.7.0

Diff since v4.6.0

Merged pull requests:

• Aqua CI (#213) (@ArnoStrouwen)
• Downgrade CI (#215) (@ArnoStrouwen)
• Doc work (#216) (@ArnoStrouwen)
• Julia 1.10 maintenance (#217) (@ArnoStrouwen)
• more CI (#219) (@ArnoStrouwen)
• build(deps): bump actions/checkout from 3 to 4 (#220) (@dependabot[bot])
• build(deps): bump crate-ci/typos from 1.16.23 to 1.17.0 (#221) (@dependabot[bot])
• build(deps): bump crate-ci/typos from 1.17.0 to 1.18.1 (#223) (@dependabot[bot])
• [skip ci] Update dependabot.yml (#224) (@ArnoStrouwen)
• Run JuliaFormatter.format() (#225) (@LilithHafner)
• docs: add docstrings for all methods (#226) (@sathvikbhagavan)
• [skip ci] update downgrade CI repo (#227) (@ArnoStrouwen)
• reapply formatting (#228) (@ArnoStrouwen)
• Promote element type for ForwardDiff jacobians (#230) (@ChrisRackauckas)
• Update Project.toml (#231) (@ChrisRackauckas)

Closed issues:

• docstrings (#98)
• Dead link in tutorial for Quadratic and Cubic Spline (#141)
• Improve docstrings (#180)
• FiniteDiff vs FiniteDifferences (#214)
• ForwardDiff.gradient fails on interpolated function when passing a vector input (#229)

v4.6.0

DataInterpolations v4.6.0

Diff since v4.5.0

Merged pull requests:

• Add derivatives for RegularizationSmooth and Curvefit (#204) (@sathvikbhagavan)
• Add integrals for remaining methods (#205) (@sathvikbhagavan)
• Fix BSpline Derivative at the beginning (#207) (@sathvikbhagavan)
• build(deps): bump JuliaRegistries/TagBot from 1.17.0 to 1.18.1 (#208) (@dependabot[bot])
• typos CI (#209) (@ArnoStrouwen)
• build: remove RecursiveArrayTools as it is not used in the package (#210) (@sathvikbhagavan)
• docs: update interface tutorial (#211) (@sathvikbhagavan)
• [skip ci] dependabot ignore typos patches (#212) (@ArnoStrouwen)

Closed issues:

• Few methods don't extrapolate, derivatives, integrals not implemented (#175)
• Derivative of BSplines at t=ts[1] always gives 0 (#203)

v4.5.0

DataInterpolations v4.5.0

Diff since v4.3.1

Merged pull requests:

• Add extrapolation keyword (#193) (@sathvikbhagavan)
• Make default value of extrapolate to be false (#194) (@sathvikbhagavan)
• Add show methods (#195) (@sathvikbhagavan)
• build(deps): bump JuliaRegistries/TagBot from 1.14.1 to 1.17.0 (#200) (@dependabot[bot])
• fix: Lagrange interpolations derivative (#201) (@sathvikbhagavan)
• Update Project.toml (#202) (@ChrisRackauckas)

Closed issues:

• Extrapolation (#31)
• Derivative of Lagrangian Interpolation (#105)
• LinearInterpolation Errors when interpolating Vector{Array} (#116)
• Extrapolations (#163)
• Better show methods (#167)
• Support for SymbolicUtils.BasicSymbolic{Real} (#168)
• Bug in derivative of Lagrange Interpolation (#196)

v4.3.1

DataInterpolations v4.3.1

Diff since v4.3.0

Closed issues:

• Specialize the bracketing index lookup for ranges (#187)

Merged pull requests:

• Bypass bracketing for AbstractRanges (#192) (@DaniGlez)