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Loading model from url query paramters #75

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6ad1a00
Add human-readable model shortnames for URL parameters
spikedoanz Mar 2, 2026
5aa4bc0
Add URL parameter usage example to README
spikedoanz Mar 2, 2026
4cc0e14
correct model loading from dubdomain arg
spikedoanz Mar 2, 2026
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2 changes: 2 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -64,6 +64,8 @@ To see Brainchop **v4** in action please click [here](https://neuroneural.githu

For **v3** click [here](https://neuroneural.github.io/brainchop/v3).

You can link directly to a specific model using the `?model=` URL parameter, e.g. [neuroneural.github.io/brainchop?model=skull-strip](https://neuroneural.github.io/brainchop?model=skull-strip).

<br>


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11 changes: 11 additions & 0 deletions brainchop-parameters.js
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Expand Up @@ -24,6 +24,7 @@ const brainChopOpts = {
const inferenceModelsList = [
{
id: 1,
shortname: 'tissue-gwm',
type: 'Segmentation',
path: '/models/model5_gw_ae/model.json',
modelName: '\u26A1 Tissue GWM (light)',
Expand All @@ -48,6 +49,7 @@ const inferenceModelsList = [
},
{
id: 2,
shortname: 'skull-strip',
type: 'Brain_Extraction',
path: '/models/mindgrab/model.json',
modelName: '\u{1FA93}\u{1F9E0} omnimodal Skull Stripping',
Expand All @@ -74,6 +76,7 @@ const inferenceModelsList = [
},
{
id: 3,
shortname: 'subcortical-gwm',
type: 'Atlas',
path: '/models/model30chan18cls/model.json',
modelName: '\u{1FA93} Subcortical + GWM',
Expand All @@ -99,6 +102,7 @@ const inferenceModelsList = [
},
{
id: 4,
shortname: 'aparc50',
type: 'Atlas',
path: '/models/model30chan50cls/model.json',
modelName: '\u{1F52A} Aparc+Aseg 50',
Expand All @@ -124,6 +128,7 @@ const inferenceModelsList = [
},
{
id: 5,
shortname: 'aparc104',
type: 'Atlas',
path: '/models/model21_104class/model.json',
modelName: '\u{1F52A} Aparc+Aseg 104',
Expand Down Expand Up @@ -155,6 +160,7 @@ const inferenceModelsList = [
},
{
id: 7,
shortname: 'tissue-gwm-highacc',
type: 'Segmentation',
path: '/models/model20chan3cls/model.json',
modelName: '\u{1F52A} Tissue GWM (High Acc)',
Expand All @@ -179,6 +185,7 @@ const inferenceModelsList = [
},
{
id: 8,
shortname: 'subcortical-gwm-small',
type: 'Atlas',
path: '/models/model18cls/model.json',
modelName: '\u{1FA93} Subcortical + GWM (Small Model)',
Expand All @@ -204,6 +211,7 @@ const inferenceModelsList = [
},
{
id: 9,
shortname: 'brain-extract-fast',
type: 'Brain_Extraction',
path: '/models/model5_gw_ae/model.json',
modelName: '\u26A1 Extract the Brain (FAST)',
Expand All @@ -226,6 +234,7 @@ const inferenceModelsList = [
},
{
id: 10,
shortname: 'brain-extract-highacc',
type: 'Brain_Extraction',
path: '/models/model11_gw_ae/model.json',
modelName: '\u{1F52A} Extract the Brain (High Acc, Slow)',
Expand All @@ -249,6 +258,7 @@ const inferenceModelsList = [
},
{
id: 11,
shortname: 'brain-mask-fast',
type: 'Brain_Masking',
path: '/models/model5_gw_ae/model.json',
modelName: '\u26A1 Brain Mask (FAST)',
Expand All @@ -272,6 +282,7 @@ const inferenceModelsList = [
},
{
id: 12,
shortname: 'brain-mask-highacc',
type: 'Brain_Masking',
path: '/models/model11_gw_ae/model.json',
modelName: '\u{1F52A} Brain Mask (High Acc, Low Mem)',
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14 changes: 11 additions & 3 deletions main.js
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Expand Up @@ -641,9 +641,17 @@ async function main() {
// Use URLSearchParams to correctly parse the query string.
const urlParams = new URLSearchParams(window.location.search);
const modelParam = urlParams.get("model");
if (modelParam && modelParam < inferenceModelsList.length) {
modelSelect.value = modelParam;
runSelectedInference();
const modelIdxParam = urlParams.get("model_idx");
let urlModelIdx = -1;
if (modelParam) {
urlModelIdx = inferenceModelsList.findIndex(m => m.shortname === modelParam);
} else if (modelIdxParam && modelIdxParam < inferenceModelsList.length) {
urlModelIdx = parseInt(modelIdxParam);
}
if (urlModelIdx >= 0) {
modelSelect.value = urlModelIdx;
await runSelectedInference();
modelSelect.value = urlModelIdx;
}
}

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