3 papers
cs.AR2026
pHNSW: PCA-Based Filtering to Accelerate HNSW Approximate Nearest Neighbor Search
Zheng Li, Guangyi Zeng, Paul Delestrac +2
Hierarchical Navigable Small World (HNSW) has demonstrated impressive accuracy and low latency for high-dimensional nearest neighbor searches. However, its high computational deman…
cs.AR2025
Addressing memory bandwidth scalability in vector processors for streaming applications
Jordi Altayo, Paul Delestrac, David Novo +3
As the size of artificial intelligence and machine learning (AI/ML) models and datasets grows, the memory bandwidth becomes a critical bottleneck. The paper presents a novel extend…
cs.AR2025
CIS: Composable Instruction Set for Data Streaming Applications
Yu Yang, Jordi Altayó González, Paul Delestrac +1
The enhanced efficiency of hardware accelerators, including Single Instruction Multiple Data (SIMD) architectures and Coarse-Grained Reconfigurable Architectures (CGRAs), is drivin…