Extracted system prompts from ChatGPT (GPT-5.5 Thinking), Claude (Opus 4.7, Opus 4.6, Sonnet 4.6, Claude Code), Gemini (3.1 Pro, 3 Flash, Gemini CLI), Grok (4.3 beta), Perplexity, and more. Updated…

Vulkan/CUDA/HIP/OpenCL/Level Zero/Metal Fast Fourier Transform library

Code for reproducing the experimental results of the paper "Causal discovery for time series from multiple datasets with latent contexts" by W. Günther, U. Ninad, and J. Runge (accepted at UAI 2023).

Real3D is a foobar plugin that supports multiple surround layouts (based on FreeSurround)

DeepGEMM: clean and efficient FP8 GEMM kernels with fine-grained scaling

The fast Continuous Wavelet Transform (fCWT) is a library for fast calculation of CWT.

A Hidden Markov Model Application and C++ Library for Rapid and Flexible Development of HMMs

Parallel Implementation of HMM on Multicore Platform

Synchrosqueezing, wavelet transforms, and time-frequency analysis in Python

The Operator Splitting QP Solver

Holo-Hilbert Spectral Analysis (HHSA) OpenMP version: This program can doing Hilbert–Huang Transform (HHT) using Complete Ensemble Empirical Mode Decomposition (CEEMD) and then doing HHSA on Upper …

a c++ implementation of Hurst Exponent using RS analysis

C Implementation of 1D and 2D Wavelet Transforms (DWT,SWT and MODWT) along with 1D Wavelet packet Transform and 1D Continuous Wavelet Transform.

Detrended Fluctuation Analysis Method for Computing the Hurst Exponent

Creation of analytic signals and applications

Minimal, clean example of lstm neural network training in python, for learning purposes.

C++ implementation of Garch(1,1) with Python binding.

Implement a ChatGPT-like LLM in PyTorch from scratch, step by step

Qwen3-Coder is the code version of Qwen3, the large language model series developed by Qwen team.

SIMD discrete Fourier transform tests and discussion

The Retarget IO Library allows retargeting the standard input/output (STDIO) messages to a UART port.

A Univariate Time Series Analysis and ARIMA Modeling Package in ANSI C. Updated with SARIMAX and Auto ARIMA.

LAPACK development repository

First version of ARIMA code in C built by Nishant Nagpal.

source code of kkrieger and werkkzeug3 tool by the. produkkt. / farb-rausch

Real-time embedded variable & trace viewer

An Extension of A2D2 dataset by Audi with augmented sensor faults and different degradation paths

GPT-2 in C

A lightweight, high-performance Kalman Filter library in C, C++, and MATLAB, offering superior numerical stability and efficiency with minimal dependencies.