activity
20242026
collaborators

9 papers

cs.AR2026

MIVE: A Minimalist Integer Vector Engine for Softmax LayerNorm and RMSNorm Acceleration

Kosmas Alexandridis, Giorgos Dimitrakopoulos

The rapid growth of Large Language Models (LLMs) has intensified the need for specialized hardware accelerators that can satisfy stringent inference latency and power constraints.…

cs.AR2026

H-FA: A Hybrid Floating-Point and Logarithmic Approach to Hardware Accelerated FlashAttention

Kosmas Alexandridis, Giorgos Dimitrakopoulos

Transformers have significantly advanced AI and machine learning through their powerful attention mechanism. However, computing attention on long sequences can become a computation…

cs.LG2025

Vectorized FlashAttention with Low-cost Exponential Computation in RISC-V Vector Processors

Vasileios Titopoulos, Kosmas Alexandridis, Giorgos Dimitrakopoulos

Attention is a core operation in numerous machine learning and artificial intelligence models. This work focuses on the acceleration of attention kernel using FlashAttention algori…

cs.LG2025

Custom Algorithm-based Fault Tolerance for Attention Layers in Transformers

Vasileios Titopoulos, Kosmas Alexandridis, Giorgos Dimitrakopoulos

Transformers and large language models (LLMs), powered by the attention mechanism, have transformed numerous AI applications, driving the need for specialized hardware accelerators…

cs.AR2025

Low-Cost FlashAttention with Fused Exponential and Multiplication Hardware Operators

Kosmas Alexandridis, Vasileios Titopoulos, Giorgos Dimitrakopoulos

Attention mechanisms, particularly within Transformer architectures and large language models (LLMs), have revolutionized sequence modeling in machine learning and artificial intel…

cs.LG2025

FLASH-D: FlashAttention with Hidden Softmax Division

Kosmas Alexandridis, Vasileios Titopoulos, Giorgos Dimitrakopoulos

The transformer's attention mechanism has revolutionized AI and machine learning, with its efficient computation being crucial to its performance. However, calculating attention in…