Screening of pulmonary embolism using large language model

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Authors: K.S. Vijaya Lakshmi, Jahnavi Lakshmi Marrapu, Sai Venkateswaralu Naidu Lenka, K. Suvarna Vani, Venkata S. P. Dendukuri
Cited by: 0

Abstract

The paper is an AI-based early pulmonary embolism (PE) screening system that evaluates structural protein data and analyzes it with the help of large language models (LLMs). PE is a severe disorder as it is difficult to diagnose it early and properly. The classic diagnostic methods may be effective, yet they may be time-consuming and may have a high level of error. In addressing this problem contact maps and detailed embeddings based on SeqVec and Spike2Vec were utilized in examining the protein structures of PDB. Efficient model training was done with dimensionality reduction and Support Vector Machine (SVM) classification. Structural and sequential features were combined to be able to properly classify proteins into PE-positive and PE-negative. The experimental findings indicated that the model had an accuracy of 90.4% and F1-score of 84.6%, precision of 83.2% and recall of 81.8%. This system enhances PE diagnosis and promotes real time clinical decision making. It may result in improved patient outcomes by enhancing faster and reliable screening.

Fields of Study & Subjects

Machine Learning in Bioinformatics Protein Structure and Dynamics Computational Drug Discovery Methods

Publication details

Journal / source
CRC Press eBooks
Pages
174–180
Publication date
30 January 2026
Language
EN
Document type
Book chapter