StackGenVis: Alignment of Data, Algorithms, and Models for Stacking Ensemble Learning Using Performance Metrics
https://doi.org/10.1109/TVCG.2020.3030352
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22 lines
458 B
22 lines
458 B
4 years ago
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precision mediump float;
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attribute vec2 coord;
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uniform vec4 screenBox;
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uniform vec2 start, end;
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uniform float width;
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vec2 perp(vec2 v) {
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return vec2(v.y, -v.x);
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}
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vec2 screen(vec2 v) {
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return 2.0 * (v - screenBox.xy) / (screenBox.zw - screenBox.xy) - 1.0;
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}
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void main() {
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vec2 delta = normalize(perp(start - end));
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vec2 offset = mix(start, end, 0.5 * (coord.y+1.0));
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gl_Position = vec4(screen(offset + 0.5 * width * delta * coord.x), 0, 1);
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}
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