From e69f9a2fe78167d53942750f292130dfb7a0202b Mon Sep 17 00:00:00 2001 From: Mathieu Boudreau Date: Thu, 3 Oct 2024 13:12:01 -0300 Subject: [PATCH] Try other way of linking equation --- 2 T1 Mapping/1-1 Inversion Recovery/02-IR_SignalModelling.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/2 T1 Mapping/1-1 Inversion Recovery/02-IR_SignalModelling.md b/2 T1 Mapping/1-1 Inversion Recovery/02-IR_SignalModelling.md index 0f0546a..6d76305 100644 --- a/2 T1 Mapping/1-1 Inversion Recovery/02-IR_SignalModelling.md +++ b/2 T1 Mapping/1-1 Inversion Recovery/02-IR_SignalModelling.md @@ -41,7 +41,7 @@ The simplicity of the signal model described by Eq. 1.3, both in its equation an Inversion recovery curves (Eq. 1.2) for three different T1 values, approximating the main types of tissue in the brain. ::: -Practically, Equation {eq}`irEq1` (remove [](#irEq1)) is the better choice for simulating the signal of an inversion recovery experiment, as the TRs are often chosen to be greater than 5T1 of the tissue-of-interest, which rarely coincides with the longest T1 present (e.g. TR may be sufficiently long for white matter, but not for CSF which could also be present in the volume). Equation 1.3 also assumes ideal inversion pulses, which is rarely the case due to slice profile effects. [](#irPlot2) displays the inversion recovery signal magnitude (complete relaxation normalized to 1) of an experiment with TR = 5 s and T1 values ranging between 250 ms to 5 s, calculated using both equations. +Practically, Equation {eq}`irEq1` (remove , or [Equation](#irEq1) or [Equation 1.1](#irEq1)) is the better choice for simulating the signal of an inversion recovery experiment, as the TRs are often chosen to be greater than 5T1 of the tissue-of-interest, which rarely coincides with the longest T1 present (e.g. TR may be sufficiently long for white matter, but not for CSF which could also be present in the volume). Equation 1.3 also assumes ideal inversion pulses, which is rarely the case due to slice profile effects. [](#irPlot2) displays the inversion recovery signal magnitude (complete relaxation normalized to 1) of an experiment with TR = 5 s and T1 values ranging between 250 ms to 5 s, calculated using both equations. :::{figure} #fig2p3cell :label: irPlot2