2 papers
cs.IR2026
LiteRAG: Cost-Efficient Graph-Based Retrieval-Augmented Generation
Daniel Alejandro Coll Tejeda, Pedro García López, Daniel Barcelona-Pons
Graph-based retrieval can improve multi-hop question answering, but existing approaches often incur high query-time costs and produce diffuse, oversized contexts that reduce genera…
cs.DC2025
AI Factories: It's time to rethink the Cloud-HPC divide
Pedro Garcia Lopez, Daniel Barcelona Pons, Marcin Copik +7
The strategic importance of artificial intelligence is driving a global push toward Sovereign AI initiatives. Nationwide governments are increasingly developing dedicated infrastru…