Search Results for author: Sijia Wang

Found 22 papers, 5 papers with code

Graph-based Confidence Calibration for Large Language Models

no code implementations3 Nov 2024 Yukun Li, Sijia Wang, Lifu Huang, Li-Ping Liu

We propose a novel method combining the LLM's self-consistency with labeled data and training an auxiliary model to estimate the correctness of its responses to questions.

Graph Neural Network

AAAR-1.0: Assessing AI's Potential to Assist Research

no code implementations29 Oct 2024 Renze Lou, Hanzi Xu, Sijia Wang, Jiangshu Du, Ryo Kamoi, Xiaoxin Lu, Jian Xie, Yuxuan Sun, Yusen Zhang, Jihyun Janice Ahn, Hongchao Fang, Zhuoyang Zou, Wenchao Ma, Xi Li, Kai Zhang, Congying Xia, Lifu Huang, Wenpeng Yin

Numerous studies have assessed the proficiency of AI systems, particularly large language models (LLMs), in facilitating everyday tasks such as email writing, question answering, and creative content generation.

Question Answering

Rethinking the Uncertainty: A Critical Review and Analysis in the Era of Large Language Models

no code implementations26 Oct 2024 Mohammad Beigi, Sijia Wang, Ying Shen, Zihao Lin, Adithya Kulkarni, Jianfeng He, Feng Chen, Ming Jin, Jin-Hee Cho, Dawei Zhou, Chang-Tien Lu, Lifu Huang

In recent years, Large Language Models (LLMs) have become fundamental to a broad spectrum of artificial intelligence applications.

Mitigating Exposure Bias in Score-Based Generation of Molecular Conformations

2 code implementations21 Sep 2024 Sijia Wang, Chen Wang, Zhenhao Zhao, Jiqiang Zhang, Weiran Cai

In this work, we first propose a method for measuring exposure bias in SGMs used for molecular conformation generation, which confirms the significant existence of exposure bias in these models and measures its value.

Computational chemistry

Multiplex Graph Contrastive Learning with Soft Negatives

1 code implementation12 Sep 2024 Zhenhao Zhao, Minhong Zhu, Chen Wang, Sijia Wang, Jiqiang Zhang, Li Chen, Weiran Cai

Graph Contrastive Learning (GCL) seeks to learn nodal or graph representations that contain maximal consistent information from graph-structured data.

Contrastive Learning

Advancing Chart Question Answering with Robust Chart Component Recognition

no code implementations19 Jul 2024 Hanwen Zheng, Sijia Wang, Chris Thomas, Lifu Huang

Chart comprehension presents significant challenges for machine learning models due to the diverse and intricate shapes of charts.

Chart Question Answering Question Answering

Debate as Optimization: Adaptive Conformal Prediction and Diverse Retrieval for Event Extraction

no code implementations18 Jun 2024 Sijia Wang, Lifu Huang

We propose a multi-agent debate as optimization (DAO) system for event extraction, where the primary objective is to iteratively refine the large language models (LLMs) outputs through debating without parameter tuning.

Conformal Prediction Event Detection +3

Targeted Augmentation for Low-Resource Event Extraction

no code implementations14 May 2024 Sijia Wang, Lifu Huang

Addressing the challenge of low-resource information extraction remains an ongoing issue due to the inherent information scarcity within limited training examples.

Data Augmentation Diversity +1

JailbreakLens: Visual Analysis of Jailbreak Attacks Against Large Language Models

no code implementations12 Apr 2024 Yingchaojie Feng, Zhizhang Chen, Zhining Kang, Sijia Wang, Minfeng Zhu, Wei zhang, Wei Chen

Addressing these concerns necessitates a comprehensive analysis of jailbreak prompts to evaluate LLMs' defensive capabilities and identify potential weaknesses.

A Survey of Document-Level Information Extraction

no code implementations23 Sep 2023 Hanwen Zheng, Sijia Wang, Lifu Huang

Document-level information extraction (IE) is a crucial task in natural language processing (NLP).

coreference-resolution Survey

PromptMagician: Interactive Prompt Engineering for Text-to-Image Creation

1 code implementation18 Jul 2023 Yingchaojie Feng, Xingbo Wang, Kam Kwai Wong, Sijia Wang, Yuhong Lu, Minfeng Zhu, Baicheng Wang, Wei Chen

Generative text-to-image models have gained great popularity among the public for their powerful capability to generate high-quality images based on natural language prompts.

Prompt Engineering

RE$^2$: Region-Aware Relation Extraction from Visually Rich Documents

1 code implementation24 May 2023 Pritika Ramu, Sijia Wang, Lalla Mouatadid, Joy Rimchala, Lifu Huang

Current research in form understanding predominantly relies on large pre-trained language models, necessitating extensive data for pre-training.

Graph Attention Relation +2

AMELI: Enhancing Multimodal Entity Linking with Fine-Grained Attributes

no code implementations24 May 2023 Barry Menglong Yao, Yu Chen, Qifan Wang, Sijia Wang, Minqian Liu, Zhiyang Xu, Licheng Yu, Lifu Huang

We propose attribute-aware multimodal entity linking, where the input is a mention described with a text and image, and the goal is to predict the corresponding target entity from a multimodal knowledge base (KB) where each entity is also described with a text description, a visual image and a set of attributes and values.

Attribute Entity Linking

Multi-Target Landmark Detection with Incomplete Images via Reinforcement Learning and Shape Prior

no code implementations13 Jan 2023 Kaiwen Wan, Lei LI, Dengqiang Jia, Shangqi Gao, Wei Qian, Yingzhi Wu, Huandong Lin, Xiongzheng Mu, Xin Gao, Sijia Wang, Fuping Wu, Xiahai Zhuang

This is particularly evident for the learning-based multi-target landmark detection, where algorithms could be misleading to learn primarily the variation of background due to the varying FOV, failing the detection of targets.

Medical Image Analysis Reinforcement Learning (RL)

Toward Sustainable Continual Learning: Detection and Knowledge Repurposing of Similar Tasks

no code implementations11 Oct 2022 Sijia Wang, Yoojin Choi, Junya Chen, Mostafa El-Khamy, Ricardo Henao

This results in the eventual prohibitive expansion of the knowledge repository if we consider learning from a long sequence of tasks.

Continual Learning

The Art of Prompting: Event Detection based on Type Specific Prompts

no code implementations14 Apr 2022 Sijia Wang, Mo Yu, Lifu Huang

We compare various forms of prompts to represent event types and develop a unified framework to incorporate the event type specific prompts for supervised, few-shot, and zero-shot event detection.

Event Detection Vocal Bursts Type Prediction

Finite-Time Consensus Learning for Decentralized Optimization with Nonlinear Gossiping

no code implementations4 Nov 2021 Junya Chen, Sijia Wang, Lawrence Carin, Chenyang Tao

Distributed learning has become an integral tool for scaling up machine learning and addressing the growing need for data privacy.

Attribute Distributed Optimization

Query and Extract: Refining Event Extraction as Type-oriented Binary Decoding

no code implementations Findings (ACL) 2022 Sijia Wang, Mo Yu, Shiyu Chang, Lichao Sun, Lifu Huang

Event extraction is typically modeled as a multi-class classification problem where event types and argument roles are treated as atomic symbols.

Multi-class Classification Natural Language Queries +2

A Holistic Approach to Interpretability in Financial Lending: Models, Visualizations, and Summary-Explanations

no code implementations4 Jun 2021 Chaofan Chen, Kangcheng Lin, Cynthia Rudin, Yaron Shaposhnik, Sijia Wang, Tong Wang

We propose a framework for such decisions, including a globally interpretable machine learning model, an interactive visualization of it, and several types of summaries and explanations for any given decision.

BIG-bench Machine Learning Interpretable Machine Learning

GAN Memory with No Forgetting

1 code implementation NeurIPS 2020 Yulai Cong, Miaoyun Zhao, Jianqiao Li, Sijia Wang, Lawrence Carin

As a fundamental issue in lifelong learning, catastrophic forgetting is directly caused by inaccessible historical data; accordingly, if the data (information) were memorized perfectly, no forgetting should be expected.

An Interpretable Model with Globally Consistent Explanations for Credit Risk

no code implementations30 Nov 2018 Chaofan Chen, Kangcheng Lin, Cynthia Rudin, Yaron Shaposhnik, Sijia Wang, Tong Wang

We propose a possible solution to a public challenge posed by the Fair Isaac Corporation (FICO), which is to provide an explainable model for credit risk assessment.

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