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Lifted Disjoint Paths with Application in Multiple Object Tracking

ICML 2020 · Learning theory and algorithms › Combinatorial and search optimization · approach: Heuristics for integer programming · 89 citations (OpenAlex)

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Add lifted long-range edges and optimize lifted disjoint pathsMOT17 tracking · MOT17MOTA: 53.5 to 60.5Helped
Add lifted long-range edges and optimize lifted disjoint pathsMOT17 tracking · MOT17IDF1: 52.3 to 65.6Helped
Increase the maximum edge time gap from 0.3s to 2s (ablation)Lif_T assignment · MOT17 trainIDF1: 55.7 -> 64.3Helped
Increase the maximum edge time gap from 0.3s to 2s (ablation)Lif_T assignment · MOT17 trainMOTA: 52.6 -> 52.8No clear effect
Add spatial interpolation on static-camera sequences (ablation)MOT17 train Assignment · MOT17 trainMOTA: 52.8 -> 57.8Helped
Apply spatial interpolation to all sequences (ablation)MOT17 train Assignment · MOT17 trainMOTA: 52.8 -> 59.5Helped
Apply spatial interpolation to moving-camera sequences (ablation)MOT17 tracking · moving-camera sequencestracking qualityHurt
Add visual interpolation (ablation)MOT17 train Assignment · MOT17 trainMOTA: 52.8 -> 59.6Helped
Add visual interpolation, visual extrapolation, and spatial interpolation (ablation)MOT17 train Assignment · MOT17 trainMOTA: 52.8 -> 67.0Helped

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