Search Results for author: Yicheng Liu

Found 20 papers, 13 papers with code

AMM: Adaptive Modularized Reinforcement Model for Multi-city Traffic Signal Control

no code implementations5 Jan 2025 Zherui Huang, Yicheng Liu, Chumeng Liang, Guanjie Zheng

One possible solution is TSC domain adaptation, which adapts trained models to target environments and reduces the number of interactions and the training cost.

Domain Adaptation Meta-Learning +2

CG-Bench: Clue-grounded Question Answering Benchmark for Long Video Understanding

no code implementations16 Dec 2024 Guo Chen, Yicheng Liu, Yifei HUANG, Yuping He, Baoqi Pei, Jilan Xu, Yali Wang, Tong Lu, LiMin Wang

However, because of the inherent limitation of MCQ-based evaluation and the increasing reasoning ability of MLLMs, models can give the current answer purely by combining short video understanding with elimination, without genuinely understanding the video content.

Hallucination Multiple-choice +2

CorrAdaptor: Adaptive Local Context Learning for Correspondence Pruning

1 code implementation15 Aug 2024 Wei Zhu, Yicheng Liu, Yuping He, Tangfei Liao, Kang Zheng, Xiaoqiu Xu, Tao Wang, Tong Lu

In the fields of computer vision and robotics, accurate pixel-level correspondences are essential for enabling advanced tasks such as structure-from-motion and simultaneous localization and mapping.

Graph Learning Simultaneous Localization and Mapping

UniTE: A Survey and Unified Pipeline for Pre-training Spatiotemporal Trajectory Embeddings

1 code implementation17 Jul 2024 Yan Lin, Zeyu Zhou, Yicheng Liu, Haochen Lv, Haomin Wen, Tianyi Li, Yushuai Li, Christian S. Jensen, Shengnan Guo, Youfang Lin, Huaiyu Wan

Further, we present a unified and modular pipeline with publicly available underlying code, simplifying the process of constructing and evaluating methods for pre-training trajectory embeddings.

EgoVideo: Exploring Egocentric Foundation Model and Downstream Adaptation

1 code implementation26 Jun 2024 Baoqi Pei, Guo Chen, Jilan Xu, Yuping He, Yicheng Liu, Kanghua Pan, Yifei HUANG, Yali Wang, Tong Lu, LiMin Wang, Yu Qiao

In this report, we present our solutions to the EgoVis Challenges in CVPR 2024, including five tracks in the Ego4D challenge and three tracks in the EPIC-Kitchens challenge.

 Ranked #1 on Long Term Action Anticipation on Ego4D (using extra training data)

Action Anticipation Action Recognition +6

https://paperswithcode.com/paper/negatives-make-a-positive-an-embarrassingly

no code implementations Conference 2024 Gehui Xu, Jie Wen, Chengliang Liu, Bing Hu, Yicheng Liu, Lunke Fei, Wei Wang

Existing IMVC methods primarily suffer from two issues: 1) Imputation-based methods inevitably introduce inaccurate imputations, which in turn degrade clustering performance; 2) Imputation-free methods are susceptible to unbalanced information among views and fail to fully exploit shared information.

Clustering Imputation +1

Deep Variational Incomplete Multi-View Clustering: Exploring Shared Clustering Structures

no code implementations Conference 2024 Gehui Xu, Jie Wen, Chengliang Liu, Bing Hu, Yicheng Liu, Lunke Fei, Wei Wang

Existing IMVC methods primarily suffer from two issues: 1) Imputation-based methods inevitably introduce inaccurate imputations, which in turn degrade clustering performance; 2) Imputation-free methods are susceptible to unbalanced information among views and fail to fully exploit shared information.

Clustering Imputation +1

DriveVLM: The Convergence of Autonomous Driving and Large Vision-Language Models

no code implementations19 Feb 2024 Xiaoyu Tian, Junru Gu, Bailin Li, Yicheng Liu, Yang Wang, Zhiyong Zhao, Kun Zhan, Peng Jia, Xianpeng Lang, Hang Zhao

A primary hurdle of autonomous driving in urban environments is understanding complex and long-tail scenarios, such as challenging road conditions and delicate human behaviors.

Autonomous Driving Scene Understanding +1

StreamMapNet: Streaming Mapping Network for Vectorized Online HD Map Construction

1 code implementation24 Aug 2023 Tianyuan Yuan, Yicheng Liu, Yue Wang, Yilun Wang, Hang Zhao

This approach limits their stability and performance in complex scenarios such as occlusions, largely due to the absence of temporal information.

Autonomous Driving

Neural Map Prior for Autonomous Driving

no code implementations CVPR 2023 Xuan Xiong, Yicheng Liu, Tianyuan Yuan, Yue Wang, Yilun Wang, Hang Zhao

To the best of our knowledge, this is the first learning-based system for creating a global map prior.

Autonomous Driving Navigate

CBLab: Supporting the Training of Large-scale Traffic Control Policies with Scalable Traffic Simulation

1 code implementation3 Oct 2022 Chumeng Liang, Zherui Huang, Yicheng Liu, Zhanyu Liu, Guanjie Zheng, Hanyuan Shi, Kan Wu, Yuhao Du, Fuliang Li, Zhenhui Li

To the best of our knowledge, CBLab is the first infrastructure supporting traffic control policy optimization in large-scale urban scenarios.

VectorMapNet: End-to-end Vectorized HD Map Learning

3 code implementations17 Jun 2022 Yicheng Liu, Tianyuan Yuan, Yue Wang, Yilun Wang, Hang Zhao

To the best of our knowledge, VectorMapNet is the first work designed towards end-to-end vectorized map learning from onboard observations.

3D Lane Detection Autonomous Driving +2

Multimodal Motion Prediction with Stacked Transformers

2 code implementations CVPR 2021 Yicheng Liu, Jinghuai Zhang, Liangji Fang, Qinhong Jiang, Bolei Zhou

Predicting multiple plausible future trajectories of the nearby vehicles is crucial for the safety of autonomous driving.

Autonomous Driving Diversity +2

Increasing Data Efficiency of Driving Agent By World Model

1 code implementation CUHK Course IERG5350 2020 Yicheng Liu, CAO Qianqian

To this end we proposed a world model to model popular reinforcement learning environments through compressed spatio-temporal representations, which allow model-free method learning behaviors from imagined outcomes to increase sample-efficiency.

Autonomous Driving reinforcement-learning +2

Bidirectional Convolutional Poisson Gamma Dynamical Systems

1 code implementation NeurIPS 2020 Wenchao Chen, Chaojie Wang, Bo Chen, Yicheng Liu, Hao Zhang, Mingyuan Zhou

Incorporating the natural document-sentence-word structure into hierarchical Bayesian modeling, we propose convolutional Poisson gamma dynamical systems (PGDS) that introduce not only word-level probabilistic convolutions, but also sentence-level stochastic temporal transitions.

Bayesian Inference Sentence +1

signADAM: Learning Confidences for Deep Neural Networks

1 code implementation21 Jul 2019 Dong Wang, Yicheng Liu, Wenwo Tang, Fanhua Shang, Hongying Liu, Qigong Sun, Licheng Jiao

In this paper, we propose a new first-order gradient-based algorithm to train deep neural networks.

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