Research map / Detection and segmentation / Tracking
Propagate and Calibrate: Real-Time Passive Non-Line-of-Sight Tracking
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Measured effects reported in the paper
| What was changed | Where | Measured | Effect |
|---|---|---|---|
| Use PAC-Net's alternating difference-frame propagation and raw-frame calibration instead of a CNN baseline | passive NLOS tracking · Real-shot | RMS_x (× 10^-2): 2.60 -> 1.46 | Helped |
| Use PAC-Net's alternating difference-frame propagation and raw-frame calibration instead of a CNN baseline | passive NLOS tracking · Synthetic | RMS_x (× 10^-2): 22.0 -> 9.70 | Helped |
| Add difference-frame Propagation-Cell to raw-frame recurrent tracking (ablation) | PAC-Net · Real-shot | RMS_x (× 10^-2): 1.65 -> 1.46 | Helped |
| Add difference-frame Propagation-Cell to raw-frame recurrent tracking (ablation) | PAC-Net · Synthetic | RMS_x (× 10^-2): 15.5 -> 9.70 | Helped |
| Add raw-frame Calibration-Cell to difference-frame tracking (ablation) | PAC-Net · Real-shot | RMS_x (× 10^-2): 4.03 -> 1.46 | Helped |
| Add raw-frame Calibration-Cell to difference-frame tracking (ablation) | PAC-Net · Synthetic | RMS_x (× 10^-2): 11.3 -> 9.70 | Helped |
| Add Warm-up Stage (W=32) (ablation) | PAC-Net · Real-shot | RMS_x (× 10^-2): 1.46 -> 1.37 | Helped |
| Add Warm-up Stage (W=32) (ablation) | PAC-Net · Synthetic | RMS_x (× 10^-2): 9.70 -> 8.78 | Helped |
| Add Warm-up Stage (W=32) (ablation) | PAC-Net · Real-shot | Area: 0.004347 -> 0.004388 | Hurt |
| Add Warm-up Stage (W=32) (ablation) | PAC-Net · Synthetic | PCM: 2.225 -> 2.268 | Hurt |
| Use recurrent tracking rather than framewise CNN prediction | passive NLOS tracking · Real-shot | DTW: 0.8559 -> 0.3367 | Helped |
Closest papers by meaning
- DiffMOT: A Real-time Diffusion-based Multiple Object Tracker with Non-linear Prediction (CVPR 2024 · similarity 0.83)
- UCMCTrack: Multi-Object Tracking with Uniform Camera Motion Compensation (AAAI 2024 · similarity 0.82)
- TimeTracker: Event-based Continuous Point Tracking for Video Frame Interpolation with Non-linear Motion (CVPR 2025 · similarity 0.82)
- Track-On: Transformer-based Online Point Tracking with Memory (ICLR 2025 · similarity 0.82)
- Is This Tracker On? A Benchmark Protocol for Dynamic Tracking (NeurIPS 2025 · similarity 0.81)
- FlowTrack: Revisiting Optical Flow for Long-Range Dense Tracking (CVPR 2024 · similarity 0.81)
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