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Long Sha

4 accepted papers

2021

Dense Keypoints via Multiview Supervision

NeurIPS 2021spotlight

This paper presents a new end-to-end semi-supervised framework to learn a dense keypoint detector using unlabeled multiview images. A key challenge lies in finding the exact correspondences between the dense keypoints in multiple views since the inverse of the keypoint mapping can be neither analytic…

Cited by 1SourcePDFScholar
2020

End-to-End Camera Calibration for Broadcast Videos

CVPR 2020poster

The increasing number of vision-based tracking systems deployed in production have necessitated fast, robust camera calibration. In the domain of sport, the majority of current work focuses on sports where lines and intersections are easy to extract, and appearance is relatively consistent across ve…

Cited by 93PDFScholar
2020

Probabilistic Connection Importance Inference and Lossless Compression of Deep Neural Networks

ICLR 2020poster

Deep neural networks (DNNs) can be huge in size, requiring a considerable a mount of energy and computational resources to operate, which limits their applications in numerous scenarios. It is thus of interest to compress DNNs while maintaining their performance levels. We here propose a probabilis…

Cited by 8SourceScholar
2019

Generating Multi-Agent Trajectories using Programmatic Weak Supervision

ICLR 2019poster

We study the problem of training sequential generative models for capturing coordinated multi-agent trajectory behavior, such as offensive basketball gameplay. When modeling such settings, it is often beneficial to design hierarchical models that can capture long-term coordination using intermedia…

Cited by 101SourcePDFScholar