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zhengxiong luo

5 accepted papers

2025

Autoregressive Video Generation without Vector Quantization

ICLR 2025poster

This paper presents a novel approach that enables autoregressive video generation with high efficiency. We propose to reformulate the video generation problem as a non-quantized autoregressive modeling of temporal frame-by-frame prediction and spatial set-by-set prediction. Unlike raster-scan predic…

2021

Rethinking the Heatmap Regression for Bottom-Up Human Pose Estimation

CVPR 2021poster

Heatmap regression has become the most prevalent choice for nowadays human pose estimation methods. The ground-truth heatmaps are usually constructed by covering all skeletal keypoints by 2D gaussian kernels. The standard deviations of these kernels are fixed. However, for bottom-up methods, which n…

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2020

Learning Delicate Local Representations for Multi-Person Pose Estimation

ECCV 2020poster

In this paper, we propose a novel method called Residual Steps Network (RSN). RSN aggregates features with the same spatial size (Intra-level features) efficiently to obtain delicate local representations, which retain rich low-level spatial information and result in precise keypoint localization. A…

2020

Unfolding the Alternating Optimization for Blind Super Resolution

NeurIPS 2020poster

Previous methods decompose blind super resolution (SR) problem into two sequential steps: \textit{i}) estimating blur kernel from given low-resolution (LR) image and \textit{ii}) restoring SR image based on estimated kernel. This two-step solution involves two independently trained models, which may…