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Accurate prediction of drug target interactions is critical for accelerating drug discovery and elucidating complex biological mechanisms. In this work, we frame drug target prediction as a link prediction task on heterogeneous biomedical…

Computation and Language · Computer Science 2025-03-12 Haji Gul , Abdul Ghani Naim , Ajaz Ahmad Bhat

To date, there are no effective treatments for most neurodegenerative diseases. Knowledge graphs can provide comprehensive and semantic representation for heterogeneous data, and have been successfully leveraged in many biomedical…

Artificial Intelligence · Computer Science 2022-11-30 Yi Nian , Xinyue Hu , Rui Zhang , Jingna Feng , Jingcheng Du , Fang Li , Yong Chen , Cui Tao

Knowledge graphs (KGs) represent connections and relationships between real-world entities. We propose a link prediction framework for KGs named Enrichment-Driven GrAph Reasoner (EDGAR), which infers new edges by mining entity-local rules.…

Information Theory · Computer Science 2024-11-14 Olawumi Olasunkanmi , Evan Morris , Yaphet Kebede , Harlin Lee , Stanley Ahalt , Alexander Tropsha , Chris Bizon

Knowledge-intensive tasks pose a significant challenge for Machine Learning (ML) techniques. Commonly adopted methods, such as Large Language Models (LLMs), often exhibit limitations when applied to such tasks. Nevertheless, there have been…

Machine Learning · Computer Science 2024-05-20 Albert Sawczyn , Jakub Binkowski , Piotr Bielak , Tomasz Kajdanowicz

Learning accurate drug representations is essential for task such as computational drug repositioning. A drug hierarchy is a valuable source that encodes knowledge of relations among drugs in a tree-like structure where drugs that act on…

Biomolecules · Quantitative Biology 2022-08-15 Ke Yu , Shyam Visweswaran , Kayhan Batmanghelich

Motivation: Biomedical knowledge graphs (KGs) are crucial for drug discovery and disease understanding, yet their completion and reasoning are challenging. Knowledge Embedding (KE) methods capture global semantics but struggle with dynamic…

Artificial Intelligence · Computer Science 2025-07-23 Yitong Lin , Jiaying He , Jiahe Chen , Xinnan Zhu , Jianwei Zheng , Tao Bo

Graph neural networks (GNNs) demonstrate great performance in compound property and activity prediction due to their capability to efficiently learn complex molecular graph structures. However, two main limitations persist including…

Biomolecules · Quantitative Biology 2023-10-10 Apakorn Kengkanna , Masahito Ohue

Knowledge graph embeddings rank among the most successful methods for link prediction in knowledge graphs, i.e., the task of completing an incomplete collection of relational facts. A downside of these models is their strong sensitivity to…

Machine Learning · Statistics 2019-07-03 Robert Bamler , Farnood Salehi , Stephan Mandt

Learning distributions of graphs can be used for automatic drug discovery, molecular design, complex network analysis, and much more. We present an improved framework for learning generative models of graphs based on the idea of deep state…

Machine Learning · Computer Science 2021-12-07 Julian Stier , Michael Granitzer

We study the knowledge extrapolation problem to embed new components (i.e., entities and relations) that come with emerging knowledge graphs (KGs) in the federated setting. In this problem, a model trained on an existing KG needs to embed…

Computation and Language · Computer Science 2022-05-11 Mingyang Chen , Wen Zhang , Zhen Yao , Xiangnan Chen , Mengxiao Ding , Fei Huang , Huajun Chen

The limits of molecular dynamics (MD) simulations of macromolecules are steadily pushed forward by the relentless developments of computer architectures and algorithms. This explosion in the number and extent (in size and time) of MD…

Knowledge graph completion (a.k.a.~link prediction), i.e.,~the task of inferring missing information from knowledge graphs, is a widely used task in many applications, such as product recommendation and question answering. The…

Artificial Intelligence · Computer Science 2022-07-05 Zoi Kaoudi , Abelardo Carlos Martinez Lorenzo , Volker Markl

With the rapid development of biomedical software and hardware, a large amount of relational data interlinking genes, proteins, chemical components, drugs, diseases, and symptoms has been collected for modern biomedical research. Many…

Artificial Intelligence · Computer Science 2021-01-21 Yankai Chen , Yaozu Wu , Shicheng Ma , Irwin King

Drug repositioning (DR) refers to identification of novel indications for the approved drugs. The requirement of huge investment of time as well as money and risk of failure in clinical trials have led to surge in interest in drug…

Computation and Language · Computer Science 2017-05-23 Sahil Manchanda , Ashish Anand

Knowledge Graph Completion is a task of expanding the knowledge graph/base through estimating possible entities, or proper nouns, that can be connected using a set of predefined relations, or verb/predicates describing interconnections of…

Computation and Language · Computer Science 2021-01-25 Tong Chen , Sirou Zhu , Yiming Wen , Zhaomin Zheng

This paper introduces MatKG, a novel graph database of key concepts in material science spanning the traditional material-structure-property-processing paradigm. MatKG is autonomously generated through transformer-based, large language…

Materials Science · Physics 2022-11-01 Vineeth Venugopal , Sumit Pai , Elsa Olivetti

Proteins perform much of the work in living organisms, and consequently the development of efficient computational methods for protein representation is essential for advancing large-scale biological research. Most current approaches…

Quantitative Methods · Quantitative Biology 2023-06-09 Francesco Ceccarelli , Lorenzo Giusti , Sean B. Holden , Pietro Liò

In Natural Language Processing (NLP), Machine Reading Comprehension (MRC) is the task of answering a question based on a given context. To handle questions in the medical domain, modern language models such as BioBERT, SciBERT and even…

Computation and Language · Computer Science 2024-12-16 Saptarshi Sengupta , Connor Heaton , Suhan Cui , Soumalya Sarkar , Prasenjit Mitra

Graph Neural Networks (GNNs) have gained traction in the complex domain of drug discovery because of their ability to process graph-structured data such as drug molecule models. This approach has resulted in a myriad of methods and models…

Machine Learning · Computer Science 2025-09-10 Katherine Berry , Liang Cheng

The problem of knowledge graph (KG) reasoning has been widely explored by traditional rule-based systems and more recently by knowledge graph embedding methods. While logical rules can capture deterministic behavior in a KG they are brittle…

Artificial Intelligence · Computer Science 2020-09-24 Susheel Suresh , Jennifer Neville