Search Results for author: Hongkai Zhang

Found 5 papers, 3 papers with code

1st Place Solutions of Waymo Open Dataset Challenge 2020 -- 2D Object Detection Track

1 code implementation4 Aug 2020 Zehao Huang, Zehui Chen, Qiaofei Li, Hongkai Zhang, Naiyan Wang

In this technical report, we present our solutions of Waymo Open Dataset (WOD) Challenge 2020 - 2D Object Track.

Object object-detection +1

Appearance-Preserving 3D Convolution for Video-based Person Re-identification

1 code implementation ECCV 2020 Xinqian Gu, Hong Chang, Bingpeng Ma, Hongkai Zhang, Xilin Chen

Due to the imperfect person detection results and posture changes, temporal appearance misalignment is unavoidable in video-based person re-identification (ReID).

Human Detection Video-Based Person Re-Identification

Dynamic R-CNN: Towards High Quality Object Detection via Dynamic Training

3 code implementations ECCV 2020 Hongkai Zhang, Hong Chang, Bingpeng Ma, Naiyan Wang, Xilin Chen

For example, the fixed label assignment strategy and regression loss function cannot fit the distribution change of proposals and thus are harmful to training high quality detectors.

object-detection Object Detection +2

Cascade RetinaNet: Maintaining Consistency for Single-Stage Object Detection

no code implementations16 Jul 2019 Hongkai Zhang, Hong Chang, Bingpeng Ma, Shiguang Shan, Xilin Chen

Recent researches attempt to improve the detection performance by adopting the idea of cascade for single-stage detectors.

General Classification Object +2

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