From Static to Dynamic: Adapting Landmark-Aware Image Models for Facial Expression Recognition in Videos

1 code implementation • 9 Dec 2023 • Yin Chen, Jia Li, Shiguang Shan, Meng Wang, Richang Hong

And the TMAs capture and model the relationships of dynamic changes in facial expressions, effectively extending the pre-trained image model for videos.

Dynamic Facial Expression Recognition Facial Expression Recognition +1

Multimodal Feature Extraction and Fusion for Emotional Reaction Intensity Estimation and Expression Classification in Videos with Transformers

1 code implementation • 16 Mar 2023 • Jia Li, Yin Chen, Xuesong Zhang, Jiantao Nie, Ziqiang Li, Yangchen Yu, Yan Zhang, Richang Hong, Meng Wang

In this paper, we present our advanced solutions to the two sub-challenges of Affective Behavior Analysis in the wild (ABAW) 2023: the Emotional Reaction Intensity (ERI) Estimation Challenge and Expression (Expr) Classification Challenge.

Classification

MRS-VPR: a multi-resolution sampling based global visual place recognition method

no code implementations • 26 Feb 2019 • Peng Yin, Rangaprasad Arun Srivatsan, Yin Chen, Xueqian Li, Hongda Zhang, Lingyun Xu, Lu Li, Zhenzhong Jia, Jianmin Ji, Yuqing He

We propose MRS-VPR, a multi-resolution, sampling-based place recognition method, which can significantly improve the matching efficiency and accuracy in sequential matching.

Loop Closure Detection Visual Navigation +1

Fused sparsity and robust estimation for linear models with unknown variance

no code implementations • NeurIPS 2012 • Arnak Dalalyan, Yin Chen

In this paper, we develop a novel approach to the problem of learning sparse representations in the context of fused sparsity and unknown noise level.