in src/toMidi.ts [113:130]
function whereGreaterThanAxis1(
arr2d: number[][],
threshold: number,
): [number[], number[]] {
const outputX = [];
const outputY = [];
for (let i = 0; i < arr2d.length; i++) {
for (let j = 0; j < arr2d[i].length; j++) {
if (arr2d[i][j] > threshold) {
// This is what NumPy does but do we actually want this?
outputX.push(i);
outputY.push(j);
}
}
}
return [outputX, outputY];
}