MPAS | MPAS-JEDI | spack-stack 1.9.3 MPAS | MPAS-JEDI MPAS | Joint MPAS/WRF Users Workshop 2025 | MPASv8.3.0 Spack-Stack: building JEDIbundles on your own machine | 202506NCAS https://spack-stack.readthedocs.io/en/latest/ The spack- 2026-04-28 Spack #MPAS #DA #MPAS-JEDI #Spack #Spack-Stack
NWP | WRF-DA | Outer vs. Inner Loops | Incremental approach | Dual-resolution WRF-DA In WRF Data Assimilation (WRF-DA), particularly for 3DVar (Three-Dimensional Variational) and 4DVar, the use of "loops" is a strategy to handle the inherent non-linearity of the atmosphere whil 2026-04-27 NWP #NWP #WRF #MPAS #GFS #FNL #ERA5 #DA #IFS #CMA
ML | PINN Reading List ML | Physics-informed neural networks (PINN) ML | PINN | DeepXDE 原来好多人都不知道PINN的鼻祖文章是这几篇啊 自动微分(AutoDiff) - AI4Science的核心基础技术 当AI学会算流体:用PINN求解圆柱绕流问题 Ang EHW, Wang G, Ng BF. Physics-Informed Ne 2026-04-22 ML #PINN #AI #DeepONet #ML
Linux | conda | Make package/environment creation much faster Conda/Micromamba How to speed up the micromamba install process (both installing micromamba itself and, more importantly, creating environments + installing packages with it). 1. Install micromamba 2026-04-20 Linux #conda #Micromamba
Linux | conda | libtinfo.so.6 no version information available Conda/Micromamba Error The error libtinfo.so.6: no version information available typically occurs because the ncurses package provided by the default Conda channel lacks symbol version 2026-04-20 Linux #conda #Micromamba
NWP | WGS-84(國際標準、GPS原始坐標)與 GCJ-02(國測局坐標,又稱「火星坐標系」) 在中國大陸,地理資訊不只是「地圖」而已,它被視為國家安全的重要組成部分。這種特殊的政策環境催生了地圖開發中獨有的「偏移」現象。 WGS-84 與 GCJ-02 之間的差異 1. 核心坐標系對比 坐標系名稱 俗稱 定義與用途 WGS-84 地球坐標 國際標準。由 GPS 衛星直接返回的原始經緯度。Google Earth(全球版)使用此標準。 GCJ-02 火星坐標 中國國家標準 2026-04-10 NWP #NWP #WRF #MPAS #GFS #FNL #ERA5 #IFS #CMA
NWP | ECMWF(歐洲中期天氣預報中心)的IFS(Integrated Forecasting System)購買數據實際成本 NWP | ECMWF | IFS | Open data IFS 歐洲中期天氣預報中心(ECMWF)的IFS(Integrated Forecasting System)數據,目前主要採用開放數據政策,數據本身基本免費,但根據使用方式和交付需求,可能產生服務費(分發/傳輸成本)。 購買 ECMWF(歐洲中期天氣預報中心)IFS(整合預測系統)數據的成本在 2025 年 10 月 1 日之後發生 2026-04-09 NWP #NWP #WRF #MPAS #GFS #FNL #ERA5 #IFS #CMA #BUFR
AI | ollama + OpenClaw + gemma4 Build Reinstall Ubuntu on an older computer. 1234567sudo apt update && sudo apt install -y build-essential python3 make cmakesudo apt install openssh-serverip addrsudo systemctl status sshls 2026-04-04 AI #AI #ollama #OpenClaw #gemma4
CFD | Gmsh | meshing Gmsh Gmsh is an open source 3D finite element mesh generator with a built-in CAD engine and post-processor. Its design goal is to provide a fast, light and user-friendly meshing tool with parametric i 2026-04-01 CFD #HPC #OpenFOAM #Gmsh #meshing
Linux | Python Profiler Whether you're trying to figure out why your script is crawling or you just want to optimize a specific function, Python has some built-in heavy hitters to help you find those bottlenecks. Here is the 2026-03-23 Linux #python #Profiler #cProfile #snakeviz #memory_profiler