no code implementations • 3 Apr 2025 • JB Lanier, KyungMin Kim, Armin Karamzade, Yifei Liu, Ankita Sinha, Kat He, Davide Corsi, Roy Fox
Simulation-to-reality reinforcement learning (RL) faces the critical challenge of reconciling discrepancies between simulated and real-world dynamics, which can severely degrade agent performance.
no code implementations • 26 Mar 2025 • Mengqing Xue, Yifei Liu, Ling Guo, Shaoli Huang, Changxing Ding
Human-object interaction (HOI) synthesis is crucial for creating immersive and realistic experiences for applications such as virtual reality.
no code implementations • 13 Mar 2025 • Teng Xu, Taotao Zhou, Youjia Wang, Peng Yang, Simin Tang, Kuixiang Shao, Zifeng Tang, Yifei Liu, Xinyuan Chen, Hongshuang Wang, Xiaohui Wang, Huoqing Luo, Jingya Wang, Ji Hu, Jingyi Yu
Analyzing animal behavior is crucial in advancing neuroscience, yet quantifying and deciphering its intricate dynamics remains a significant challenge.
no code implementations • 12 Mar 2025 • Yifan Wang, Yifei Liu, Yingdong Shi, Changming Li, Anqi Pang, Sibei Yang, Jingyi Yu, Kan Ren
In this paper, we investigate the significance of influential neuron paths within vision Transformers, which is a path of neurons from the model input to output that impacts the model inference most significantly.
1 code implementation • 9 Mar 2025 • Yuchen Yang, Wei Wang, Yifei Liu, Linfeng Dong, Hao Wu, Mingxin Zhang, Zhihang Zhong, Xiao Sun
This framework aligns with the feature extraction paradigm in RGB-based methods, enabling direct evaluation of RGB-based models on skeleton-based benchmarks.
Group Activity Recognition
Temporal Group Activity Localization
3 code implementations • 8 Jan 2025 • Xinyu Guan, Li Lyna Zhang, Yifei Liu, Ning Shang, Youran Sun, Yi Zhu, Fan Yang, Mao Yang
We present rStar-Math to demonstrate that small language models (SLMs) can rival or even surpass the math reasoning capability of OpenAI o1, without distillation from superior models.
no code implementations • 5 Jan 2025 • Yifei Liu, Hengwei Ye, Shuhang Li
Decoding human activity from EEG signals has long been a popular research topic.
1 code implementation • 29 Dec 2024 • Yifei Liu, Zhihang Zhong, Yifan Zhan, Sheng Xu, Xiao Sun
While 3D Gaussian Splatting (3DGS) has demonstrated remarkable performance in novel view synthesis and real-time rendering, the high memory consumption due to the use of millions of Gaussians limits its practicality.
no code implementations • 28 Dec 2024 • Gaoang Wang, Hang Wu, Yang Liao, Zhen Chen, Qing Zhou, Wenxing Wang, Yifei Liu, Yilin Wang, Meijing Wu, Ruiqi Xiang, Yuntao Yu, Xi Zhou, Feng Zhu, Zhonghua Liu, Tingjun Hou
Biotoxins, mainly produced by venomous animals, plants and microorganisms, exhibit high physiological activity and unique effects such as lowering blood pressure and analgesia.
1 code implementation • 25 Sep 2024 • Yifei Liu, Jicheng Wen, Yang Wang, Shengyu Ye, Li Lyna Zhang, Ting Cao, Cheng Li, Mao Yang
Due to the redundancy in LLM weights, recent research has focused on pushing weight-only quantization to extremely low-bit (even down to 2 bits).
no code implementations • 12 Sep 2024 • Devansh Dhrafani, Yifei Liu, Andrew Jong, Ukcheol Shin, Yao He, Tyler Harp, Yaoyu Hu, Jean Oh, Sebastian Scherer
This paper presents a stereo thermal depth perception dataset for autonomous aerial perception applications.
no code implementations • 21 Aug 2024 • Yiquan Wu, Bo Tang, Chenyang Xi, Yu Yu, Pengyu Wang, Yifei Liu, Kun Kuang, Haiying Deng, Zhiyu Li, Feiyu Xiong, Jie Hu, Peng Cheng, Zhonghao Wang, Yi Wang, Yi Luo, MingChuan Yang
To address the advanced requirements, we present an argument ranking model for arguments and establish a comprehensive evidence database that includes up-to-date events and classic books, thereby strengthening the substantiation of the evidence with retrieval augmented generation (RAG) technology.
no code implementations • 2 Aug 2024 • Fan Qin, Yifei Liu, Chao Gu, Linfeng Zeng, Wenchi Cheng, Hailin Zhang, Steven Gao
To accomplish the reconfiguration of both unidirectional and bidirectional radiation states in the +z, -z, and +/-z directions, a polarization switchable multi-feed array (MFA) is placed at the focal plane between the TA and FTA, radiating x-polarization, y-polarization, and 45-degree oblique polarization waves, respectively.
no code implementations • 29 May 2024 • Haowen Lai, Gaoxiang Luo, Yifei Liu, Mingmin Zhao
This paper introduces PanoRadar, a novel RF imaging system that brings RF resolution close to that of LiDAR, while providing resilience against conditions challenging for optical signals.
no code implementations • CVPR 2024 • Yifei Liu, Qiong Cao, Yandong Wen, Huaiguang Jiang, Changxing Ding
This paper addresses the problem of generating lifelike holistic co-speech motions for 3D avatars, focusing on two key aspects: variability and coordination.
1 code implementation • 7 Mar 2024 • Ang Li, Yiquan Wu, Yifei Liu, Fei Wu, Ming Cai, Kun Kuang
Court View Generation (CVG) is a challenging task in the field of Legal Artificial Intelligence (LegalAI), which aims to generate court views based on the plaintiff claims and the fact descriptions.
1 code implementation • 27 Oct 2023 • Xiaotong Shen, Yifei Liu, Rex Shen
This article explores the effectiveness of statistical methods on synthetic data and the privacy risks of synthetic data.
no code implementations • 13 Oct 2023 • Yiquan Wu, Siying Zhou, Yifei Liu, Weiming Lu, Xiaozhong Liu, Yating Zhang, Changlong Sun, Fei Wu, Kun Kuang
Precedents are the previous legal cases with similar facts, which are the basis for the judgment of the subsequent case in national legal systems.
1 code implementation • 6 Aug 2023 • Yue Hu, Xinan Ye, Yifei Liu, Souvik Kundu, Gourav Datta, Srikar Mutnuri, Namo Asavisanu, Nora Ayanian, Konstantinos Psounis, Peter Beerel
This paper presents "FireFly", a synthetic dataset for ember detection created using Unreal Engine 4 (UE4), designed to overcome the current lack of ember-specific training resources.
1 code implementation • 12 Jun 2023 • Yifei Liu, Mathias Gehrig, Nico Messikommer, Marco Cannici, Davide Scaramuzza
In relation to the dense counterpart that utilizes all tokens, our method realizes an increase in inference speed, achieving up to 34% faster performance for the entire network and 46% for the backbone.
1 code implementation • 30 May 2023 • Yifei Liu, Rex Shen, Xiaotong Shen
The framework focuses on uncertainty quantification in complex data scenarios, particularly involving unstructured data while utilizing deep learning models.
no code implementations • 26 Dec 2022 • Yunze Zang, Yifei Liu, Xuehong Chen, Anqi Li, Yichen Zhai, Shijie Li, Luling Liu, Chuanhai Zhu, Ruilin Chen, Shupeng Li, Na Jie
To solve this problem, a crop mapping method in the small sample/no sample case that integrating domain knowledge and using a cascaded classification framework that combine a weak classifier learned from samples with strong features and a strong classifier trained by samples with weak feature was proposed.
3 code implementations • CVPR 2023 • Hongwei Yi, Hualin Liang, Yifei Liu, Qiong Cao, Yandong Wen, Timo Bolkart, DaCheng Tao, Michael J. Black
This work addresses the problem of generating 3D holistic body motions from human speech.
Ranked #3 on
3D Face Animation
on BEAT2
no code implementations • 29 Nov 2021 • Yifei Liu, Chao Chen, Yazheng Liu, Xi Zhang, Sihong Xie
We design a user study to investigate such joint effects and use the findings to design a multi-objective optimization (MOO) algorithm to find Pareto optimal explanations that are well-balanced in simulatability and counterfactual.
no code implementations • 21 Apr 2020 • Yifei Liu, Chao Chen, Xi Zhang, Sihong Xie
There is no existing method to rigorously attribute the inference outcomes to the contributing factors of the graphical models.
no code implementations • 13 Aug 2019 • Chao Chen, Yifei Liu, Xi Zhang, Sihong Xie
Probabilistic inferences distill knowledge from graphs to aid human make important decisions.