Search Results for author: Yushen Wei

Found 3 papers, 2 papers with code

SkeletonMAE: Graph-based Masked Autoencoder for Skeleton Sequence Pre-training

1 code implementation ICCV 2023 Hong Yan, Yang Liu, Yushen Wei, Zhen Li, Guanbin Li, Liang Lin

Moreover, these methods ignore how to utilize the fine-grained dependencies among different skeleton joints to pre-train an efficient skeleton sequence learning model that can generalize well across different datasets.

Action Recognition Representation Learning +1

Visual Causal Scene Refinement for Video Question Answering

2 code implementations7 May 2023 Yushen Wei, Yang Liu, Hong Yan, Guanbin Li, Liang Lin

Our VCSR involves two essential modules: i) the Question-Guided Refiner (QGR) module, which refines consecutive video frames guided by the question semantics to obtain more representative segment features for causal front-door intervention; ii) the Causal Scene Separator (CSS) module, which discovers a collection of visual causal and non-causal scenes based on the visual-linguistic causal relevance and estimates the causal effect of the scene-separating intervention in a contrastive learning manner.

Contrastive Learning Question Answering +2

Causal Reasoning Meets Visual Representation Learning: A Prospective Study

no code implementations26 Apr 2022 Yang Liu, Yushen Wei, Hong Yan, Guanbin Li, Liang Lin

Visual representation learning is ubiquitous in various real-world applications, including visual comprehension, video understanding, multi-modal analysis, human-computer interaction, and urban computing.

Benchmarking Out-of-Distribution Generalization +2

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