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For Artificial Intelligence to have a greater impact in biology and medicine, it is crucial that recommendations are both accurate and transparent. In other domains, a neurosymbolic approach of multi-hop reasoning on knowledge graphs has…

机器学习 · 计算机科学 2022-10-10 Gavin Edwards , Sebastian Nilsson , Benedek Rozemberczki , Eliseo Papa

In this paper, we present a novel method named RECON, that automatically identifies relations in a sentence (sentential relation extraction) and aligns to a knowledge graph (KG). RECON uses a graph neural network to learn representations of…

The vast amount of biomedical information available today presents a significant challenge for investigators seeking to digest, process, and understand these findings effectively. Large Language Models (LLMs) have emerged as powerful tools…

计算与语言 · 计算机科学 2024-07-19 Alexander R. Pelletier , Joseph Ramirez , Irsyad Adam , Simha Sankar , Yu Yan , Ding Wang , Dylan Steinecke , Wei Wang , Peipei Ping

The goal of case-based retrieval is to assist physicians in the clinical decision making process, by finding relevant medical literature in large archives. We propose a research that aims at improving the effectiveness of case-based…

信息检索 · 计算机科学 2018-11-28 Stefano Marchesin

We explore the hyperparameters and introduce a methodological framework to convert disease patterns from time series data of blood test results into correlation graphs for causal hypothesis exploration. The networks represent hypotheses…

The focus on "food as medicine" is gaining traction in the field of health and several studies conducted in the past few years discussed this aspect of food in the literature. However, very little research has been done on representing the…

人工智能 · 计算机科学 2025-10-09 Aryan Singh Dalal , Yinglun Zhang , Duru Doğan , Atalay Mert İleri , Hande Küçük McGinty

Leveraging generative Artificial Intelligence (AI), we have transformed a dataset comprising 1,000 scientific papers into an ontological knowledge graph. Through an in-depth structural analysis, we have calculated node degrees, identified…

机器学习 · 计算机科学 2024-06-12 Markus J. Buehler

Multi-modal data comprising imaging (MRI, fMRI, PET, etc.) and non-imaging (clinical test, demographics, etc.) data can be collected together and used for disease prediction. Such diverse data gives complementary information about the…

机器学习 · 计算机科学 2018-12-27 Anees Kazi , S. Arvind krishna , Shayan Shekarforoush , Karsten Kortuem , Shadi Albarqouni , Nassir Navab

The recent advancement of pre-trained Transformer models has propelled the development of effective text mining models across various biomedical tasks. However, these models are primarily learned on the textual data and often lack the…

计算与语言 · 计算机科学 2021-07-02 Sriram Pingali , Shweta Yadav , Pratik Dutta , Sriparna Saha

We present a memory-augmented approach to condition an autoregressive language model on a knowledge graph. We represent the graph as a collection of relation triples and retrieve relevant relations for a given context to improve text…

计算与语言 · 计算机科学 2022-01-25 Qi Liu , Dani Yogatama , Phil Blunsom

Retrieving visual and textual information from medical literature and hospital records can enhance diagnostic accuracy for clinical image interpretation. However, multimodal retrieval-augmented diagnosis is highly challenging. We explore a…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Nir Mazor , Tom Hope

Existing medical RAG systems mainly leverage knowledge from medical knowledge bases, neglecting the crucial role of experiential knowledge derived from similar patient cases -- a key component of human clinical reasoning. To bridge this…

计算与语言 · 计算机科学 2025-05-27 Yuxing Lu , Gecheng Fu , Wei Wu , Xukai Zhao , Sin Yee Goi , Jinzhuo Wang

Artificial Intelligence (AI) has demonstrated significant potential in healthcare, particularly in disease diagnosis and treatment planning. Recent progress in Medical Large Vision-Language Models (Med-LVLMs) has opened up new possibilities…

机器学习 · 计算机科学 2025-03-04 Peng Xia , Kangyu Zhu , Haoran Li , Tianze Wang , Weijia Shi , Sheng Wang , Linjun Zhang , James Zou , Huaxiu Yao

Gene expression datasets offer insights into gene regulation mechanisms, biochemical pathways, and cellular functions. Additionally, comparing gene expression profiles between disease and control patients can deepen the understanding of…

机器学习 · 计算机科学 2025-03-27 Rita T. Sousa , Heiko Paulheim

Document-Level Biomedical Relation Extraction (Bio-RE) aims to identify relations between biomedical entities within extensive texts, serving as a crucial subfield of biomedical text mining. Existing Bio-RE methods struggle with…

计算与语言 · 计算机科学 2025-01-10 Yufei Shang , Yanrong Guo , Shijie Hao , Richang Hong

This paper addresses the problem of very large-scale image retrieval, focusing on improving its accuracy and robustness. We target enhanced robustness of search to factors such as variations in illumination, object appearance and scale,…

计算机视觉与模式识别 · 计算机科学 2019-06-18 Syed Sameed Husain , Miroslaw Bober

Multimodal relation extraction is an essential task for knowledge graph construction. In this paper, we take an in-depth empirical analysis that indicates the inaccurate information in the visual scene graph leads to poor modal alignment…

计算与语言 · 计算机科学 2022-11-15 Lei Li , Xiang Chen , Shuofei Qiao , Feiyu Xiong , Huajun Chen , Ningyu Zhang

Retrieval-augmented generation (RAG) improves the response quality of large language models (LLMs) by retrieving knowledge from external databases. Typical RAG approaches split the text database into chunks, organizing them in a flat…

计算与语言 · 计算机科学 2025-11-18 Boyu Chen , Zirui Guo , Zidan Yang , Yuluo Chen , Junze Chen , Zhenghao Liu , Chuan Shi , Cheng Yang

Mind-map generation aims to process a document into a hierarchical structure to show its central idea and branches. Such a manner is more conducive to understanding the logic and semantics of the document than plain text. Recently, a…

计算与语言 · 计算机科学 2023-12-20 Zhuowei Zhang , Mengting Hu , Yinhao Bai , Zhen Zhang

Constructing large-scaled medical knowledge graphs can significantly boost healthcare applications for medical surveillance, bring much attention from recent research. An essential step in constructing large-scale MKG is extracting…

计算机视觉与模式识别 · 计算机科学 2021-10-27 Jialun Wu , Yang Liu , Zeyu Gao , Tieliang Gong , Chunbao Wang , Chen Li