Piper
Piper
Zhiting’s space
Zhiting's space is a personal website dedicated to sharing my thoughts, experiences, and projects.
Latest posts
Sharpen the Spec, Cut the Code A Case for Generative File System with SYSSPEC
Sharpen the Spec, Cut the Code A Case for Generative File System with SYSSPEC
attention math
reading notes on attention math
Agentic Context Engineering
Evolving Contexts for Self-Improving Language Models
perftracker
Online Performance Troubleshooting for Large-scale Model Training in Production
GEPA
REFLECTIVE PROMPT EVOLUTION CAN OUTPERFORM REINFORCEMENT LEARNING
MDP
Markov Decision Process
Megascale
Scaling Large Language Model Training to More Than 10,000 GPUs
Mycroft
Mycroft Tracing Dependencies in Collective Communication Towards Reliable LLM Training
ByteRobust
Robust LLM Training Infrastructure at ByteDance