Search Results for author: Lichen Wang

Found 20 papers, 8 papers with code

iBARLE: imBalance-Aware Room Layout Estimation

no code implementations29 Aug 2023 Taotao Jing, Lichen Wang, Naji Khosravan, Zhiqiang Wan, Zachary Bessinger, Zhengming Ding, Sing Bing Kang

iBARLE consists of (1) Appearance Variation Generation (AVG) module, which promotes visual appearance domain generalization, (2) Complex Structure Mix-up (CSMix) module, which enhances generalizability w. r. t.

Avg Domain Generalization +1

Adaptive Trajectory Prediction via Transferable GNN

no code implementations CVPR 2022 Yi Xu, Lichen Wang, Yizhou Wang, Yun Fu

To the best of our knowledge, our work is the pioneer which fills the gap in benchmarks and techniques for practical pedestrian trajectory prediction across different domains.

Autonomous Driving Pedestrian Trajectory Prediction +2

Semi-supervised Domain Adaptive Structure Learning

1 code implementation12 Dec 2021 Can Qin, Lichen Wang, Qianqian Ma, Yu Yin, Huan Wang, Yun Fu

Semi-supervised domain adaptation (SSDA) is quite a challenging problem requiring methods to overcome both 1) overfitting towards poorly annotated data and 2) distribution shift across domains.

Domain Adaptation Representation Learning +1

Slow Learning and Fast Inference: Efficient Graph Similarity Computation via Knowledge Distillation

1 code implementation NeurIPS 2021 Can Qin, Handong Zhao, Lichen Wang, Huan Wang, Yulun Zhang, Yun Fu

For slow learning of graph similarity, this paper proposes a novel early-fusion approach by designing a co-attention-based feature fusion network on multilevel GNN features.

Anomaly Detection Graph Similarity +3

Sign Language Recognition via Skeleton-Aware Multi-Model Ensemble

2 code implementations12 Oct 2021 Songyao Jiang, Bin Sun, Lichen Wang, Yue Bai, Kunpeng Li, Yun Fu

Current Sign Language Recognition (SLR) methods usually extract features via deep neural networks and suffer overfitting due to limited and noisy data.

Action Recognition Sign Language Recognition +1

MemREIN: Rein the Domain Shift for Cross-Domain Few-Shot Learning

no code implementations29 Sep 2021 Yi Xu, Lichen Wang, Yizhou Wang, Can Qin, Yulun Zhang, Yun Fu

In this paper, we propose a novel framework, MemREIN, which considers Memorized, Restitution, and Instance Normalization for cross-domain few-shot learning.

Contrastive Learning cross-domain few-shot learning

Skeleton Aware Multi-modal Sign Language Recognition

3 code implementations16 Mar 2021 Songyao Jiang, Bin Sun, Lichen Wang, Yue Bai, Kunpeng Li, Yun Fu

Sign language is commonly used by deaf or speech impaired people to communicate but requires significant effort to master.

Sign Language Recognition Skeleton Based Action Recognition

Aspect-based Sentiment Classification via Reinforcement Learning

no code implementations1 Jan 2021 Lichen Wang, Bo Zong, Yunyu Liu, Can Qin, Wei Cheng, Wenchao Yu, Xuchao Zhang, Haifeng Chen, Yun Fu

As texts always contain a large proportion of task-irrelevant words, accurate alignment between aspects and their sentimental descriptions is the most crucial and challenging step.

Classification General Classification +4

I3DOL: Incremental 3D Object Learning without Catastrophic Forgetting

no code implementations16 Dec 2020 Jiahua Dong, Yang Cong, Gan Sun, Bingtao Ma, Lichen Wang

Moreover, the performance of advanced approaches degrades dramatically for past learned classes (i. e., catastrophic forgetting), due to the irregular and redundant geometric structures of 3D point cloud data.

3D Object Classification Fairness +2

Job2Vec: Job Title Benchmarking with Collective Multi-View Representation Learning

no code implementations16 Sep 2020 Denghui Zhang, Junming Liu, HengShu Zhu, Yanchi Liu, Lichen Wang, Pengyang Wang, Hui Xiong

However, it is still a challenging task since (1) the job title and job transition (job-hopping) data is messy which contains a lot of subjective and non-standard naming conventions for the same position (e. g., Programmer, Software Development Engineer, SDE, Implementation Engineer), (2) there is a large amount of missing title/transition information, and (3) one talent only seeks limited numbers of jobs which brings the incompleteness and randomness modeling job transition patterns.

Benchmarking Link Prediction +2

Collaborative Attention Mechanism for Multi-View Action Recognition

no code implementations14 Sep 2020 Yue Bai, Zhiqiang Tao, Lichen Wang, Sheng Li, Yu Yin, Yun Fu

Extensive experiments on four action datasets illustrate the proposed CAM achieves better results for each view and also boosts multi-view performance.

Action Recognition Representation Learning

Inductive and Unsupervised Representation Learning on Graph Structured Objects

no code implementations ICLR 2020 Lichen Wang, Bo Zong, Qianqian Ma, Wei Cheng, Jingchao Ni, Wenchao Yu, Yanchi Liu, Dongjin Song, Haifeng Chen, Yun Fu

Inductive and unsupervised graph learning is a critical technique for predictive or information retrieval tasks where label information is difficult to obtain.

Graph Learning Graph Similarity +3

Contradictory Structure Learning for Semi-supervised Domain Adaptation

1 code implementation6 Feb 2020 Can Qin, Lichen Wang, Qianqian Ma, Yu Yin, Huan Wang, Yun Fu

Current adversarial adaptation methods attempt to align the cross-domain features, whereas two challenges remain unsolved: 1) the conditional distribution mismatch and 2) the bias of the decision boundary towards the source domain.

Clustering Domain Adaptation +1

Correlative Channel-Aware Fusion for Multi-View Time Series Classification

no code implementations24 Nov 2019 Yue Bai, Lichen Wang, Zhiqiang Tao, Sheng Li, Yun Fu

Multi-view time series classification (MVTSC) aims to improve the performance by fusing the distinctive temporal information from multiple views.

Classification General Classification +3

PointDAN: A Multi-Scale 3D Domain Adaption Network for Point Cloud Representation

2 code implementations NeurIPS 2019 Can Qin, Haoxuan You, Lichen Wang, C. -C. Jay Kuo, Yun Fu

Specifically, most general-purpose DA methods that struggle for global feature alignment and ignore local geometric information are not suitable for 3D domain alignment.

Unsupervised Domain Adaptation

Generative Multi-View Human Action Recognition

no code implementations ICCV 2019 Lichen Wang, Zhengming Ding, Zhiqiang Tao, Yunyu Liu, Yun Fu

Multi-view action recognition targets to integrate complementary information from different views to improve classification performance.

Action Recognition Temporal Action Localization

EV-Action: Electromyography-Vision Multi-Modal Action Dataset

1 code implementation20 Apr 2019 Lichen Wang, Bin Sun, Joseph Robinson, Taotao Jing, Yun Fu

To make up this, we introduce a new, large-scale EV-Action dataset in this work, which consists of RGB, depth, electromyography (EMG), and two skeleton modalities.

Action Analysis Action Recognition +3

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