Search Results for author: Xuhai Xu

Found 21 papers, 9 papers with code

Medical Hallucinations in Foundation Models and Their Impact on Healthcare

1 code implementation26 Feb 2025 Yubin Kim, Hyewon Jeong, Shan Chen, Shuyue Stella Li, Mingyu Lu, Kumail Alhamoud, Jimin Mun, Cristina Grau, Minseok Jung, Rodrigo Gameiro, Lizhou Fan, Eugene Park, Tristan Lin, Joonsik Yoon, Wonjin Yoon, Maarten Sap, Yulia Tsvetkov, Paul Liang, Xuhai Xu, Xin Liu, Daniel McDuff, Hyeonhoon Lee, Hae Won Park, Samir Tulebaev, Cynthia Breazeal

Our contributions include (1) a taxonomy for understanding and addressing medical hallucinations, (2) benchmarking models using medical hallucination dataset and physician-annotated LLM responses to real medical cases, providing direct insight into the clinical impact of hallucinations, and (3) a multi-national clinician survey on their experiences with medical hallucinations.

Benchmarking Hallucination

Human-inspired Perspectives: A Survey on AI Long-term Memory

no code implementations1 Nov 2024 Zihong He, Weizhe Lin, Hao Zheng, Fan Zhang, Matt W. Jones, Laurence Aitchison, Xuhai Xu, Miao Liu, Per Ola Kristensson, Junxiao Shen

With the rapid advancement of AI systems, their abilities to store, retrieve, and utilize information over the long term - referred to as long-term memory - have become increasingly significant.

Survey

A Demonstration of Adaptive Collaboration of Large Language Models for Medical Decision-Making

1 code implementation31 Oct 2024 Yubin Kim, Chanwoo Park, Hyewon Jeong, Cristina Grau-Vilchez, Yik Siu Chan, Xuhai Xu, Daniel McDuff, Hyeonhoon Lee, Cynthia Breazeal, Hae Won Park

Medical Decision-Making (MDM) is a multi-faceted process that requires clinicians to assess complex multi-modal patient data patient, often collaboratively.

Decision Making Diagnostic

Can AI Relate: Testing Large Language Model Response for Mental Health Support

1 code implementation20 May 2024 Saadia Gabriel, Isha Puri, Xuhai Xu, Matteo Malgaroli, Marzyeh Ghassemi

Large language models (LLMs) are already being piloted for clinical use in hospital systems like NYU Langone, Dana-Farber and the NHS.

Chatbot Language Modeling +2

G-VOILA: Gaze-Facilitated Information Querying in Daily Scenarios

1 code implementation13 May 2024 Zeyu Wang, Yuanchun Shi, Yuntao Wang, Yuchen Yao, Kun Yan, YuHan Wang, Lei Ji, Xuhai Xu, Chun Yu

Modern information querying systems are progressively incorporating multimodal inputs like vision and audio.

Natural Language Queries

MDAgents: An Adaptive Collaboration of LLMs for Medical Decision-Making

1 code implementation22 Apr 2024 Yubin Kim, Chanwoo Park, Hyewon Jeong, Yik Siu Chan, Xuhai Xu, Daniel McDuff, Hyeonhoon Lee, Marzyeh Ghassemi, Cynthia Breazeal, Hae Won Park

MDAgents achieved the best performance in seven out of ten benchmarks on tasks requiring an understanding of medical knowledge and multi-modal reasoning, showing a significant improvement of up to 4. 2% (p < 0. 05) compared to previous methods' best performances.

Decision Making Medical Diagnosis +1

Boosting Gesture Recognition with an Automatic Gesture Annotation Framework

no code implementations20 Jan 2024 Junxiao Shen, Xuhai Xu, Ran Tan, Amy Karlson, Evan Strasnick

We believe that this annotation framework has immense potential to improve the training of downstream gesture recognition models using unlabeled datasets.

Gesture Recognition

Health-LLM: Large Language Models for Health Prediction via Wearable Sensor Data

1 code implementation12 Jan 2024 Yubin Kim, Xuhai Xu, Daniel McDuff, Cynthia Breazeal, Hae Won Park

Notably, we observe that our context enhancement can yield up to 23. 8% improvement in performance.

From Text to Self: Users' Perceptions of Potential of AI on Interpersonal Communication and Self

no code implementations6 Oct 2023 Yue Fu, Sami Foell, Xuhai Xu, Alexis Hiniker

In the rapidly evolving landscape of AI-mediated communication (AIMC), tools powered by Large Language Models (LLMs) are becoming integral to interpersonal communication.

MindShift: Leveraging Large Language Models for Mental-States-Based Problematic Smartphone Use Intervention

no code implementations28 Sep 2023 Ruolan Wu, Chun Yu, Xiaole Pan, Yujia Liu, Ningning Zhang, Yue Fu, YuHan Wang, Zhi Zheng, Li Chen, Qiaolei Jiang, Xuhai Xu, Yuanchun Shi

We first conducted a Wizard-of-Oz study (N=12) and an interview study (N=10) to summarize the mental states behind problematic smartphone use: boredom, stress, and inertia.

Persuasion Strategies

Talk2Care: Facilitating Asynchronous Patient-Provider Communication with Large-Language-Model

no code implementations17 Sep 2023 Ziqi Yang, Xuhai Xu, Bingsheng Yao, Shao Zhang, Ethan Rogers, Stephen Intille, Nawar Shara, Guodong Gordon Gao, Dakuo Wang

(2) For health providers, we built an LLM-based dashboard to summarize and present important health information based on older adults' conversations with the VA. We further conducted two user studies with older adults and providers to evaluate the usability of the system.

Language Modeling Language Modelling +1

Mental-LLM: Leveraging Large Language Models for Mental Health Prediction via Online Text Data

1 code implementation26 Jul 2023 Xuhai Xu, Bingsheng Yao, Yuanzhe Dong, Saadia Gabriel, Hong Yu, James Hendler, Marzyeh Ghassemi, Anind K. Dey, Dakuo Wang

More importantly, our experiments show that instruction finetuning can significantly boost the performance of LLMs for all tasks simultaneously.

Language Modelling

XAIR: A Framework of Explainable AI in Augmented Reality

no code implementations28 Mar 2023 Xuhai Xu, Mengjie Yu, Tanya R. Jonker, Kashyap Todi, Feiyu Lu, Xun Qian, João Marcelo Evangelista Belo, Tianyi Wang, Michelle Li, Aran Mun, Te-Yen Wu, Junxiao Shen, Ting Zhang, Narine Kokhlikyan, Fulton Wang, Paul Sorenson, Sophie Kahyun Kim, Hrvoje Benko

The framework was based on a multi-disciplinary literature review of XAI and HCI research, a large-scale survey probing 500+ end-users' preferences for AR-based explanations, and three workshops with 12 experts collecting their insights about XAI design in AR.

Explainable Artificial Intelligence (XAI)

Modeling the Trade-off of Privacy Preservation and Activity Recognition on Low-Resolution Images

no code implementations18 Mar 2023 Yuntao Wang, Zirui Cheng, Xin Yi, Yan Kong, Xueyang Wang, Xuhai Xu, Yukang Yan, Chun Yu, Shwetak Patel, Yuanchun Shi

Modeling the trade-off of privacy preservation and machine recognition performance can guide future privacy-preserving computer vision systems using low-resolution image sensors.

Activity Recognition Image Super-Resolution +1

MetaPhys: Few-Shot Adaptation for Non-Contact Physiological Measurement

1 code implementation5 Oct 2020 Xin Liu, Ziheng Jiang, Josh Fromm, Xuhai Xu, Shwetak Patel, Daniel McDuff

There are large individual differences in physiological processes, making designing personalized health sensing algorithms challenging.

Meta-Learning

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