Knowledge Representation Graph Theory Natural Language Processing Knowledge Management Data Mining Data Retrieval Biomedical Research Machine Learning Data Processing Knowledge-Based Systems Semantic Analysis Semantic Search Cross-Lingual Retrieval Data Security Document Processing Optimization Semantic Matching Evaluation Metrics Multimodal Retrieval Multi-hop Questions Document Retrieval Multimodal Systems Question Answering Data Structures Dynamic Knowledge Integration Database Management Data Privacy Evaluation Methods Generative Models Data Organization Document Quality