Search Results for author: Ding Wang

Found 30 papers, 6 papers with code

Teaching Video Diffusion Model with Latent Physical Phenomenon Knowledge

no code implementations18 Nov 2024 Qinglong Cao, Ding Wang, Xirui Li, Yuntian Chen, Chao Ma, Xiaokang Yang

To address this challenge, we propose a novel method to teach video diffusion models with latent physical phenomenon knowledge, enabling the accurate generation of physically informed phenomena.

Video Generation

Hierarchical Mixture of Experts: Generalizable Learning for High-Level Synthesis

no code implementations25 Oct 2024 Weikai Li, Ding Wang, Zijian Ding, Atefeh Sohrabizadeh, Zongyue Qin, Jason Cong, Yizhou Sun

We propose a more domain-generalizable model structure: a two-level hierarchical Mixture of Experts (MoE), that can be flexibly adapted to any GNN model.

High-Level Synthesis

Insights on Disagreement Patterns in Multimodal Safety Perception across Diverse Rater Groups

no code implementations22 Oct 2024 Charvi Rastogi, Tian Huey Teh, Pushkar Mishra, Roma Patel, Zoe Ashwood, Aida Mostafazadeh Davani, Mark Diaz, Michela Paganini, Alicia Parrish, Ding Wang, Vinodkumar Prabhakaran, Lora Aroyo, Verena Rieser

Our study shows that (1) there are significant differences across demographic groups (including intersectional groups) on how severe they assess the harm to be, and that these differences vary across different types of safety violations, (2) the diverse rater pool captures annotation patterns that are substantially different from expert raters trained on specific set of safety policies, and (3) the differences we observe in T2I safety are distinct from previously documented group level differences in text-based safety tasks.

Learning to Compare Hardware Designs for High-Level Synthesis

no code implementations20 Sep 2024 Yunsheng Bai, Atefeh Sohrabizadeh, Zijian Ding, Rongjian Liang, Weikai Li, Ding Wang, Haoxing Ren, Yizhou Sun, Jason Cong

HLS relies on pragmas, which are directives inserted into the source code to guide the synthesis process, and pragmas have various settings and values that significantly impact the resulting hardware design.

High-Level Synthesis

Socially Responsible Data for Large Multilingual Language Models

no code implementations8 Sep 2024 Andrew Smart, Ben Hutchinson, Lameck Mbangula Amugongo, Suzanne Dikker, Alex Zito, Amber Ebinama, Zara Wudiri, Ding Wang, Erin Van Liemt, João Sedoc, Seyi Olojo, Stanley Uwakwe, Edem Wornyo, Sonja Schmer-Galunder, Jamila Smith-Loud

There is growing interest in multilingual LLMs, and various efforts are striving for models to accommodate languages of communities outside of the Global North, which include many languages that have been historically underrepresented in digital realms.

Beyond Efficiency: Molecular Data Pruning for Enhanced Generalization

no code implementations2 Sep 2024 Dingshuo Chen, ZHIXUN LI, Yuyan Ni, Guibin Zhang, Ding Wang, Qiang Liu, Shu Wu, Jeffrey Xu Yu, Liang Wang

Therefore, we propose a Molecular data Pruning framework for enhanced Generalization (MolPeg), which focuses on the source-free data pruning scenario, where data pruning is applied with pretrained models.

Informativeness Transfer Learning

RW-NSGCN: A Robust Approach to Structural Attacks via Negative Sampling

no code implementations13 Aug 2024 Shuqi He, Jun Zhuang, Ding Wang, Jun Song

Node classification using Graph Neural Networks (GNNs) has been widely applied in various practical scenarios, such as predicting user interests and detecting communities in social networks.

Anomaly Detection Classification +1

Explainable Biomedical Hypothesis Generation via Retrieval Augmented Generation enabled Large Language Models

1 code implementation17 Jul 2024 Alexander R. Pelletier, Joseph Ramirez, Irsyad Adam, Simha Sankar, Yu Yan, Ding Wang, Dylan Steinecke, Wei Wang, Peipei Ping

The vast amount of biomedical information available today presents a significant challenge for investigators seeking to digest, process, and understand these findings effectively.

Navigate RAG +1

Gate Recurrent Unit for Efficient Industrial Gas Identification

no code implementations24 Jun 2024 Ding Wang

In recent years, gas recognition technology has received considerable attention.

Retrieval

Discovering an interpretable mathematical expression for a full wind-turbine wake with artificial intelligence enhanced symbolic regression

no code implementations2 Jun 2024 Ding Wang, Yuntian Chen, Shiyi Chen

In this study, we introduce a genetic symbolic regression (SR) algorithm to discover an interpretable mathematical expression for the mean velocity deficit throughout the wake, a previously unavailable insight.

Symbolic Regression

Aggregation of Reasoning: A Hierarchical Framework for Enhancing Answer Selection in Large Language Models

1 code implementation21 May 2024 Zhangyue Yin, Qiushi Sun, Qipeng Guo, Zhiyuan Zeng, Xiaonan Li, Tianxiang Sun, Cheng Chang, Qinyuan Cheng, Ding Wang, Xiaofeng Mou, Xipeng Qiu, Xuanjing Huang

Recent advancements in Chain-of-Thought prompting have facilitated significant breakthroughs for Large Language Models (LLMs) in complex reasoning tasks.

Answer Selection

Chain-of-History Reasoning for Temporal Knowledge Graph Forecasting

no code implementations22 Feb 2024 Yuwei Xia, Ding Wang, Qiang Liu, Liang Wang, Shu Wu, XiaoYu Zhang

Temporal Knowledge Graph (TKG) forecasting aims to predict future facts based on given histories.

Logical Closed Loop: Uncovering Object Hallucinations in Large Vision-Language Models

1 code implementation18 Feb 2024 Junfei Wu, Qiang Liu, Ding Wang, Jinghao Zhang, Shu Wu, Liang Wang, Tieniu Tan

In this work, we adopt the intuition that the LVLM tends to respond logically consistently for existent objects but inconsistently for hallucinated objects.

Hallucination Object +1

Making Data Work Count

no code implementations29 Nov 2023 Srravya Chandhiramowuli, Alex Taylor, Sara Heitlinger, Ding Wang

To examine this, we draw on sociological and socio-technical scholarship on quantification and develop the lens of a 'regime of counting' that makes explicit the specific counts, practices, actors and structures that underpin the pervasive counting in annotation.

GRASP: A Disagreement Analysis Framework to Assess Group Associations in Perspectives

no code implementations9 Nov 2023 Vinodkumar Prabhakaran, Christopher Homan, Lora Aroyo, Aida Mostafazadeh Davani, Alicia Parrish, Alex Taylor, Mark Díaz, Ding Wang, Gregory Serapio-García

Human annotation plays a core role in machine learning -- annotations for supervised models, safety guardrails for generative models, and human feedback for reinforcement learning, to cite a few avenues.

Chatbot

Evolutionary City: Towards a Flexible, Agile and Symbiotic System

no code implementations6 Nov 2023 Xi Chen, Wei Hu, Jingru Yu, Ding Wang, Shengyue Yao, Yilun Lin, Fei-Yue Wang

This paper introduces a novel approach, aiming to enable cities to evolve and respond more effectively to such dynamic demand.

Decision Making Management

IR Design for Application-Specific Natural Language: A Case Study on Traffic Data

no code implementations13 Jul 2023 Wei Hu, Xuhong Wang, Ding Wang, Shengyue Yao, Zuqiu Mao, Li Li, Fei-Yue Wang, Yilun Lin

In the realm of software applications in the transportation industry, Domain-Specific Languages (DSLs) have enjoyed widespread adoption due to their ease of use and various other benefits.

TransWorldNG: Traffic Simulation via Foundation Model

1 code implementation25 May 2023 Ding Wang, Xuhong Wang, Liang Chen, Shengyue Yao, Ming Jing, Honghai Li, Li Li, Shiqiang Bao, Fei-Yue Wang, Yilun Lin

To the best of our knowledge, this is the first traffic simulator that can automatically learn traffic patterns from real-world data and efficiently generate accurate and realistic traffic environments.

Decision Making Management

Building Transportation Foundation Model via Generative Graph Transformer

no code implementations24 May 2023 Xuhong Wang, Ding Wang, Liang Chen, Yilun Lin

This data-driven and model-free simulation method addresses the challenges faced by traditional systems in terms of structural complexity and model accuracy and provides a foundation for solving complex transportation problems with real data.

Graph Generation Management +1

An Adaptive GViT for Gas Mixture Identification and Concentration Estimation

no code implementations10 Mar 2023 Ding Wang, Wenwen Zhang

The gas identification and concentration estimation model called GCN-ViT(GViT) is proposed in this paper; we view the sensor data to be a one-way chain that has only been downscaled to retain the majority of the original in-formation.

Few Clean Instances Help Denoising Distant Supervision

1 code implementation COLING 2022 Yufang Liu, Ziyin Huang, Yijun Wang, Changzhi Sun, Man Lan, Yuanbin Wu, Xiaofeng Mou, Ding Wang

Existing distantly supervised relation extractors usually rely on noisy data for both model training and evaluation, which may lead to garbage-in-garbage-out systems.

Denoising

Learning Deep Neural Networks under Agnostic Corrupted Supervision

no code implementations12 Feb 2021 Boyang Liu, Mengying Sun, Ding Wang, Pang-Ning Tan, Jiayu Zhou

Training deep neural models in the presence of corrupted supervision is challenging as the corrupted data points may significantly impact the generalization performance.

Growth, Electronic Structure and Superconductivity of Ultrathin Epitaxial CoSi2 Films

no code implementations21 Jan 2021 Yuan Fang, Ding Wang, Peng Li, Hang Su, Tian Le, Yi Wu, Guo-Wei Yang, Hua-Li Zhang, Zhi-Guang Xiao, Yan-Qiu Sun, Si-Yuan Hong, Yan-Wu Xie, Huan-Hua Wang, Chao Cao, Xin Lu, Hui-Qiu Yuan, Yang Liu

We report growth, electronic structure and superconductivity of ultrathin epitaxial CoSi2 films on Si(111).

Mesoscale and Nanoscale Physics

"Brilliant AI Doctor" in Rural China: Tensions and Challenges in AI-Powered CDSS Deployment

no code implementations4 Jan 2021 Dakuo Wang, Liuping Wang, Zhan Zhang, Ding Wang, Haiyi Zhu, Yvonne Gao, Xiangmin Fan, Feng Tian

Artificial intelligence (AI) technology has been increasingly used in the implementation of advanced Clinical Decision Support Systems (CDSS).

Decision Making

Provable Robust Learning under Agnostic Corrupted Supervision

no code implementations1 Jan 2021 Boyang Liu, Mengying Sun, Ding Wang, Pang-Ning Tan, Jiayu Zhou

Training deep neural models in the presence of corrupted supervisions is challenging as the corrupted data points may significantly impact the generalization performance.

Agent-based Simulation Model and Deep Learning Techniques to Evaluate and Predict Transportation Trends around COVID-19

no code implementations23 Sep 2020 Ding Wang, Fan Zuo, Jingqin Gao, Yueshuai He, Zilin Bian, Suzana Duran Bernardes, Chaekuk Na, Jingxing Wang, John Petinos, Kaan Ozbay, Joseph Y. J. Chow, Shri Iyer, Hani Nassif, Xuegang Jeff Ban

The COVID-19 pandemic has affected travel behaviors and transportation system operations, and cities are grappling with what policies can be effective for a phased reopening shaped by social distancing.

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