English
Related papers

Related papers: A Multi-granularity Concept Sparse Activation and …

200 papers

In a complex disease such as tuberculosis, the evidence for the disease and its evolution may be present in multiple modalities such as clinical, genomic, or imaging data. Effective patient-tailored outcome prediction and therapeutic…

Effective mental health counseling is a complex, theory-driven process requiring the simultaneous integration of psychological frameworks, real-time distress signals, and strategic intervention planning. This level of clinical reasoning is…

Computation and Language · Computer Science 2026-04-30 Eliya Naomi Aharon , Meytal Grimland , Avi Segal , Loona Ben Dayan , Inbar Shenfeld , Yossi Levi Belz , Kobi Gal

In precision medicine, quantitative multi-omic features, topological context, and textual biological knowledge play vital roles in identifying disease-critical signaling pathways and targets. Existing pipelines capture only part of…

Artificial Intelligence · Computer Science 2025-12-17 Heming Zhang , Di Huang , Wenyu Li , Michael Province , Yixin Chen , Philip Payne , Fuhai Li

A multilingual collection may contain useful knowledge in other languages to supplement and correct the facts in the original language for Retrieval-Augmented Generation (RAG). However, the vanilla approach that simply concatenates multiple…

Computation and Language · Computer Science 2026-04-30 Rui Qi , Fengran Mo , Sijin Lu , Yufeng Chen , Jian-Yun Nie , Kaiyu Huang

Building upon the standard graph-based Retrieval-Augmented Generation (RAG), the introduction of heterogeneous graphs and hypergraphs aims to enrich retrieval and generation by leveraging the relationships between multiple entities through…

Computation and Language · Computer Science 2025-09-03 Xuecheng Zou , Ke Liu , Bingbing Wang , Huafei Deng , Li Zhang , Yu Tang

Complex scientific questions often entail multiple intents, such as identifying gene mutations and linking them to related diseases. These tasks require evidence from diverse sources and multi-hop reasoning, while conventional…

Artificial Intelligence · Computer Science 2025-11-21 Zhiyuan Li , Haisheng Yu , Guangchuan Guo , Nan Zhou , Jiajun Zhang

In Textual question answering (TQA) systems, complex questions often require retrieving multiple textual fact chains with multiple reasoning steps. While existing benchmarks are limited to single-chain or single-hop retrieval scenarios. In…

Computation and Language · Computer Science 2023-05-24 Minjun Zhu , Yixuan Weng , Shizhu He , Kang Liu , Jun Zhao

Graph-based retrieval-augmented generation (RAG) enriches large language models (LLMs) with external knowledge for long-context understanding and multi-hop reasoning, but existing methods face a granularity dilemma: fine-grained…

Computation and Language · Computer Science 2025-09-26 Yaxiong Wu , Jianyuan Bo , Yongyue Zhang , Sheng Liang , Yong Liu

While large language models hold promise for complex medical applications, their development is hindered by the scarcity of high-quality reasoning data. To address this issue, existing approaches typically distill chain-of-thought reasoning…

Machine Learning · Computer Science 2026-04-14 Haolin Li , Shuyang Jiang , Ruipeng Zhang , Jiangchao Yao , Ya Zhang , Yanfeng Wang

Statistical learning with a large number of rare binary features is commonly encountered in analyzing electronic health records (EHR) data, especially in the modeling of disease onset with prior medical diagnoses and procedures. Dealing…

Machine Learning · Computer Science 2024-02-28 Jianmin Chen , Robert H. Aseltine , Fei Wang , Kun Chen

Graph Retrieval-Augmented Generation (GRAG or Graph RAG) architectures aim to enhance language understanding and generation by leveraging external knowledge. However, effectively capturing and integrating the rich semantic information…

Computation and Language · Computer Science 2025-01-29 Karishma Thakrar

We propose DeepRAG, a novel framework that integrates DeepSeek hierarchical question decomposition capabilities with RAG Gym unified retrieval-augmented generation optimization using process level supervision. Targeting the challenging…

Computation and Language · Computer Science 2025-06-03 Yuelyu Ji , Hang Zhang , Shiven Verma , Hui Ji , Chun Li , Yushui Han , Yanshan Wang

In this paper, we consider the problem of disease diagnosis. Unlike the conventional learning paradigm that treats labels independently, we propose a knowledge-enhanced framework, that enables training visual representation with the…

Computer Vision and Pattern Recognition · Computer Science 2023-02-28 Chaoyi Wu , Xiaoman Zhang , Yanfeng Wang , Ya Zhang , Weidi Xie

While large language models are capable diagnostic tools, the impact of multi-agent topology on diagnostic accuracy remains underexplored. This study evaluates four agent topologies, Control (single agent), Hierarchical, Adversarial, and…

Multiagent Systems · Computer Science 2026-03-10 Ahmed Almasoud

Predicting the bioactivity of a ligand is one of the hardest and most important challenges in computer-aided drug discovery. Despite years of data collection and curation efforts by research organizations worldwide, bioactivity data remains…

Quantitative Methods · Quantitative Biology 2023-08-21 Lucian Chan , Marcel Verdonk , Carl Poelking

With the growing imbalance between limited medical resources and escalating demands, AI-based clinical tasks have become paramount. As a sub-domain, medication recommendation aims to amalgamate longitudinal patient history with medical…

Artificial Intelligence · Computer Science 2023-11-28 Xiang Li , Shunpan Liang , Yulei Hou , Tengfei Ma

Clinical diagnosis is time-consuming, requiring intensive interactions between patients and medical professionals. While large language models (LLMs) could ease the pre-diagnostic workload, their limited domain knowledge hinders effective…

Computation and Language · Computer Science 2026-03-03 Liwen Sun , Xiang Yu , Ming Tan , Zhuohao Chen , Anqi Cheng , Ashutosh Joshi , Chenyan Xiong

Deep learning has brought significant progress to medical image classification, yet most existing methods still rely on isolated visual evidence and cannot effectively leverage similar cases or external knowledge. In clinical practice,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Yiming Xu , Yixuan Liu , Yuhang Zhang , Ling Zheng , Yihan Wang , Qi Song

Amid growing global mental health concerns, particularly among vulnerable groups, natural language processing offers a tremendous potential for early detection and intervention of people's mental disorders via analyzing their postings and…

Machine Learning · Computer Science 2023-11-10 Haijian Shao , Ming Zhu , Shengjie Zhai

Large pretrained language models and neural reasoning systems have advanced many natural language tasks, yet they remain challenged by knowledge-intensive queries that require precise, structured multi-hop inference. Knowledge graphs…

Computation and Language · Computer Science 2026-04-23 Rong Fu , Yang Li , Zeyu Zhang , Jiekai Wu , Yaohua Liu , Shuaishuai Cao , Yangchen Zeng , Yuhang Zhang , Xiaojing Du , Simon Fong