Blog

Fragments of code, concepts, and curiosity.

· Sparse Attention · Part I

Why Sparse, Why Adaptive, and the Classical Problem Behind Thresholds

Softmax and α-entmax from one regularized family, why softmax disperses under fixed score spread and temperature, and the classical allocation problem behind thresholds.

Sparse Attention α-entmax Optimization
· Sparse Attention · Part II

How Sparse Attention Runs Fast and How Frontier Labs Do It

How DeepSeek and MiniMax train sparse indexers, when sparsity saves computation, and how AdaSplash-2 uses threshold estimates and block masks.

Sparse Attention GPU Kernels
· 50 min read

SLURM in the Wild: A Practical Guide for Academic Labs

A complete guide from basic concepts to production deployment — covering multi-node setup, GPU scheduling, advanced monitoring, and hard-learned lessons from scaling a research lab from 2 to 30+ users across heterogeneous hardware.

Infrastructure GPU Computing SLURM
More posts coming soon.