3D Rotation Converter and Visualizer
Feb 21, 2026
Input Euler-ZYX | Space-RPY Rotation Matrix Quaternion Angle-Axis Euler-ZYX | Space-RPY The input matrix is polar-decomposed to obtain a proper rotation matrix in SO(3). w x y z The input quaternion is...
Calendar and Tasks
Feb 14, 2026
US hols CN hols Active Todo Done Saturday 21 Feb 2026 Day 52, Week 8 · Today 2026 < > Today SUN MON TUE WED THU FRI SAT Monthly Schedule None
Design · Robotics Software Abstraction
Feb 7, 2026
Architecture Main Logger Stacktrace Helper Environment Manager Interrupt Signal Detector System Manager Dataset Middleware Agent Robot Interface Remote Controller Handle State Machine Manager State Machine State 1 | State 2 | ......
January Collection
Jan 31, 2026
Pingyao Village, Yixing; Suzhou; Tianmuhu Lake, Liyang; Nanjing Lantern Festival. Yiheyuan Garden Ice Rink, Huyu Icefall, Baihe Reservoir.
LLM Mini Arena
Jan 30, 2026
A simple playground web page for LLM model comparison. It offers simple one-time chat without history, supports side-by-side model responses through a clean, responsive interface. Send Ctrl + moonshotai/kimi-k2-instruct-0905 Alibaba qwen/qwen3-32b Groq...