Search Results for author: Yuhang Wang

Found 23 papers, 6 papers with code

Dynamic Analyses of Contagion Risk and Module Evolution on the SSE A-Shares Market Based on Minimum Information Entropy

no code implementations28 Mar 2024 Muzi Chen, Yuhang Wang, Boyao Wu, Difang Huang

The interactive effect is significant in the Chinese stock market, exacerbating the abnormal market volatilities and risk contagion.

Improving Weak-to-Strong Generalization with Scalable Oversight and Ensemble Learning

1 code implementation1 Feb 2024 Jitao Sang, Yuhang Wang, Jing Zhang, Yanxu Zhu, Chao Kong, Junhong Ye, Shuyu Wei, Jinlin Xiao

In the first phase, based on human supervision, the quality of weak supervision is enhanced through a combination of scalable oversight and ensemble learning, reducing the capability gap between weak teachers and strong students.

Ensemble Learning In-Context Learning

CDEval: A Benchmark for Measuring the Cultural Dimensions of Large Language Models

1 code implementation28 Nov 2023 Yuhang Wang, Yanxu Zhu, Chao Kong, Shuyu Wei, Xiaoyuan Yi, Xing Xie, Jitao Sang

This benchmark serves as a valuable resource for cultural studies in LLMs, paving the way for more culturally aware and sensitive models.

AMBER: An LLM-free Multi-dimensional Benchmark for MLLMs Hallucination Evaluation

1 code implementation13 Nov 2023 Junyang Wang, Yuhang Wang, Guohai Xu, Jing Zhang, Yukai Gu, Haitao Jia, Jiaqi Wang, Haiyang Xu, Ming Yan, Ji Zhang, Jitao Sang

Despite making significant progress in multi-modal tasks, current Multi-modal Large Language Models (MLLMs) encounter the significant challenge of hallucinations, which may lead to harmful consequences.

Attribute Hallucination +2

Domain-invariant Clinical Representation Learning by Bridging Data Distribution Shift across EMR Datasets

no code implementations11 Oct 2023 Zhongji Zhang, Yuhang Wang, Yinghao Zhu, Xinyu Ma, Tianlong Wang, Chaohe Zhang, Yasha Wang, Liantao Ma

Due to the limited information about emerging diseases, symptoms are hard to be noticed and recognized, so that the window for clinical intervention could be ignored.

Ethics Representation Learning +1

ACE-HetEM for ab initio Heterogenous Cryo-EM 3D Reconstruction

no code implementations9 Aug 2023 WeiJie Chen, Lin Yao, Zeqing Xia, Yuhang Wang

Unfortunately, standard amortized-inference-based methods with entangled latent spaces have difficulty learning the distribution of conformations and poses from cryo-EM images.

3D Reconstruction Disentanglement +1

FFF: Fragments-Guided Flexible Fitting for Building Complete Protein Structures

no code implementations7 Aug 2023 WeiJie Chen, Xinyan Wang, Yuhang Wang

This has inspired us to combine fragment recognition and structure prediction methods to build a complete structure.

Protein Structure Prediction

You talk what you read: Understanding News Comment Behavior by Dispositional and Situational Attribution

no code implementations4 Aug 2023 Yuhang Wang, Yuxiang Zhang, Dongyuan Lu, Jitao Sang

Many news comment mining studies are based on the assumption that comment is explicitly linked to the corresponding news.

News Summarization Position

Towards Alleviating the Object Bias in Prompt Tuning-based Factual Knowledge Extraction

1 code implementation6 Jun 2023 Yuhang Wang, Dongyuan Lu, Chao Kong, Jitao Sang

Many works employed prompt tuning methods to automatically optimize prompt queries and extract the factual knowledge stored in Pretrained Language Models.

Object

Towards Prompt-robust Face Privacy Protection via Adversarial Decoupling Augmentation Framework

no code implementations6 May 2023 Ruijia Wu, Yuhang Wang, Huafeng Shi, Zhipeng Yu, Yichao Wu, Ding Liang

In this paper, we propose the Adversarial Decoupling Augmentation Framework (ADAF), addressing these issues by targeting the image-text fusion module to enhance the defensive performance of facial privacy protection algorithms.

Denoising

Boosted ab initio Cryo-EM 3D Reconstruction with ACE-EM

no code implementations13 Feb 2023 Lin Yao, Ruihan Xu, Zhifeng Gao, Guolin Ke, Yuhang Wang

The central problem in cryo-electron microscopy (cryo-EM) is to recover the 3D structure from noisy 2D projection images which requires estimating the missing projection angles (poses).

3D Reconstruction

Kainate receptor modulation by NETO2

no code implementations2 Feb 2023 Lingli He, Jiahui Sun, Yiwei Gao, Bin Li, Yuhang Wang, Yanli Dong, Weidong An, Hang Li, Bei Yang, Yuhan Ge, Xuejun Cai Zhang, Yun Stone Shi, Yan Zhao

Glutamate-gated kainate receptors (KARs) are ubiquitous in the central nervous system of vertebrates, mediate synaptic transmission on post-synapse, and modulate transmitter release on pre-synapse.

FFF: Fragment-Guided Flexible Fitting for Building Complete Protein Structures

no code implementations CVPR 2023 WeiJie Chen, Xinyan Wang, Yuhang Wang

This has inspired us to combine fragment recognition and structure prediction methods to build a complete structure.

Protein Structure Prediction

Universal Backdoor Attacks Detection via Adaptive Adversarial Probe

no code implementations12 Sep 2022 Yuhang Wang, Huafeng Shi, Rui Min, Ruijia Wu, Siyuan Liang, Yichao Wu, Ding Liang, Aishan Liu

Most detection methods are designed to verify whether a model is infected with presumed types of backdoor attacks, yet the adversary is likely to generate diverse backdoor attacks in practice that are unforeseen to defenders, which challenge current detection strategies.

Scheduling

Detecting fake news by enhanced text representation with multi-EDU-structure awareness

no code implementations30 May 2022 Yuhang Wang, Li Wang, Yanjie Yang, Yilin Zhang

Finally, the two EDU representations are incorporated as the enhanced text representation for fake news detection, using a gated recursive unit combined with a global attention mechanism.

Fake News Detection Graph Attention +1

Analysis for full face mechanical behaviors through spatial deduction model with real-time monitoring data

no code implementations27 Sep 2021 Xuyan Tan, Yuhang Wang, Bowen Du, Junchen Ye, Weizhong Chen, Leilei Sun, Liping Li

Mechanical analysis for the full face of tunnel structure is crucial to maintain stability, which is a challenge in classical analytical solutions and data analysis.

Dynamic Underwater Acoustic Channel Tracking for Correlated Rapidly Time-varying Channels

no code implementations1 Mar 2021 Qihang Huang, Wei Li, Weicheng Zhan, Yuhang Wang, Rongrong Guo

A model based on the underwater acoustic channel's correlation can be used as the state-space model in the Kalman filter to improve the underwater acoustic channel tracking compared that without a model.

Path-specific Underwater Acoustic Channel Tracking and its Application in Passive Time Reversal Mirror

no code implementations1 Mar 2021 Xiuqing Li, Wei Li, Xinlin Yi, Qihang Huang, Yuhang Wang, Chenzhe Ye

With the path-specific parameters obtained by the proposed channel tracking, the proposed PTRM can not only match the time dispersion as conventional PTRM, but also the doubly-spread channel, since the path-specific delay and Doppler scaler factor can help to match the channel in both time and frequency domain.

Adaptive Context Network for Scene Parsing

no code implementations ICCV 2019 Jun Fu, Jing Liu, Yuhang Wang, Yong Li, Yongjun Bao, Jinhui Tang, Hanqing Lu

Recent works attempt to improve scene parsing performance by exploring different levels of contexts, and typically train a well-designed convolutional network to exploit useful contexts across all pixels equally.

Scene Parsing Semantic Segmentation

Stacked Deconvolutional Network for Semantic Segmentation

no code implementations16 Aug 2017 Jun Fu, Jing Liu, Yuhang Wang, Hanqing Lu

In SDN, multiple shallow deconvolutional networks, which are called as SDN units, are stacked one by one to integrate contextual information and guarantee the fine recovery of localization information.

Segmentation Semantic Segmentation

Quantized Convolutional Neural Networks for Mobile Devices

1 code implementation CVPR 2016 Jiaxiang Wu, Cong Leng, Yuhang Wang, Qinghao Hu, Jian Cheng

Recently, convolutional neural networks (CNN) have demonstrated impressive performance in various computer vision tasks.

General Classification

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