Discover komrad36/PyCruiseControl Open Source project

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Rank 2,861,937 (Top 57 %)
Language
Python
License
MIT License
Created about 9 years ago
Updated over 3 years ago

komrad36

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Modified divorced PID controller applied to car cruise control and accompanying physics simulation and visualizations

CRC

Fastest CRC32 for x86, Intel and AMD, + comprehensive derivation and discussion of various approaches

C++

219

RGB2Y

Fastest CPU (AVX/SSE) RGB to grayscale: 2-4x faster than OpenCV. For image processing/computer vision.

C++

KFAST

Implementation of FAST feature detector for computer vision (Rosten 2006) using AVX2 to outperform canonical implementation by up to 600%.

SortingNetworks

Fastest CPU SIMD (SSE4) sorting networks for small integer arrays (2-6 elements), also optimal amd64 assembly and notes on getting compilers to generate optimal sorting networks.

Assembly

KORAL

Novel extreme-performance CPU-GPU cooperative feature detector-descriptor for computer vision.

C++

FastArrayOps

Extremely fast x86 / AVX2 assembly implementations of common operations for linear arrays: checking whether array contains element, finding index of element, finding min/max element, finding index of min/max element.

Assembly

LATCH

Fastest CPU implementation of the LATCH 512-bit binary feature descriptor; fully scale- and rotation-invariant

C++

CLATCH

Insanely fast CUDA LATCH: fully scale- and rotation-invariant 512-bit binary descriptor for computer vision

C++

CUDAKfNN

Fastest CUDA SIFT or other 128-float vector matcher for computer vision

C++

KPS

Infrastructure for simultaneous orbital and attitude propagation, with attitude-based real-time analytical aerodynamics simulation

C++

FastDivide

Divide 64-bit integers faster than hardware. Or precompute for a given denom and quickly divide repeatedly.

C++

KLERP

Fastest CPU (AVX2) Bilinear and Nearest-Neighbor Interpolation: 25-100% faster than OpenCV. For computer vision / image processing.

C++

CUDAK2NN

Insanely fast CUDA 2NN 512-bit binary descriptor matcher for computer vision

C++

CUDARGB2Y

Fastest CUDA RGB to grayscale: 5-30x faster than OpenCV. For image processing/computer vision.

C++

KNES

Complete, lightweight NES emulator in C++, speedcoded in 3 days.

C++

KfNN

Fastest CPU (AVX/SSE) SIFT or other 128-float vector matcher for computer vision

C++

CUDALERP

Fast CUDA (GPU) Bilinear and Nearest-Neighbor Interpolation at high accuracy - uint8_t data

C++

BoxBlur

Fastest CPU (AVX/SSE) Horizontal Box Blur for image processing and computer vision

C++

K2NN

Fast bruteforce and Multi-Index Hash (MIH) accelerated 2NN matchers for 512-bit binary descriptors for computer vision

C++

CUDAHammingMean

Fastest GPU implementation of a brute-force Hamming-weight matrix sum/mean for 512-bit binary descriptors.

C++

ULATCH

Fastest CPU implementation of the LATCH 512-bit binary feature descriptor for computer vision (upright)

C++

CUDAFLERP

Fast CUDA (GPU) Bilinear and Nearest-Neighbor Interpolation at high accuracy - float32 data

C++

FastThreadPool

Fast lock-free thread pool

C++

UCLATCH

Insanely fast CUDA LATCH 512-bit binary descriptor for computer vision (upright)

C++

FastIntegerSqrt

Fastest implementations of 32-bit and 64-bit integer square roots for x86-64

C++

FeatureAngle

Extremely fast SSE gradient (angle of rotation) computation of grayscale features in an image, for image processing and computer vision.

C++

popcount

Fastest possible x86 implementation of popcount/population count/Hamming weight/counting set bits

C++

BitOps

Basic, efficient, header-only bit ops and bit array primitives for modern x86. Tests provided.

C++

MATLAB-KDrag

Orbital and attitude propagator with B-dot and *dynamic* aerodynamic drag simulation, including torque computation for aero-stabilized bodies.

MATLAB

CUDAKfNN_packed

Fastest CUDA SIFT or other 128-float *packed as uint8_t* vector matcher for computer vision

C++

EllipticCurveFactorization

Fast, single-file, MIT-licensed large integer factorization using ECM combined with other techniques.

C++

ArduinoPhysics

Realtime 2D physics and collision detection on an Arduino with 60 fps output to a Sharp memory LCD.

C++

MemoryOrder

Demos of 3 ways even the strong memory model of x86 can exhibit architectural memory reordering, leading to bugs

C++

PrimeSieve

Super fast, dynamically expanding prime sieve for primality queries, forward or backward iteration

C++

ModularSqrt

Fast modular square root of primes and prime powers, including 2. Interface uses GMP bigints.

C++

KFAST_OpenMVG

Custom version of KFAST for integration into OpenMVG

C++

smart_tm

a smart, leap-second- and leap-day-aware, fast, 64-bit-capable replacement for the ctime 'tm' struct

C++

KHALF

Optimized special-case bilinear interpolation, halving the width and not changing the height, for computer vision dual-frame display.

C++

MATLABCruiseControl

Modified divorced PID controller applied to car cruise control and accompanying physics simulation and visualizations - MATLAB port

MATLAB

Factorization-Primality

Extremely fast, single-file factorization and primality testing for 32-bit and 64-bit integers on x86.

C++

SMC-Demo

Minimal demo of self-modifying code on Windows. Still doable, still useful.

Assembly

UnsignedIntegralToFloatingPoint

Notes on fast standards-compliant conversion of U32/U64 to and from float/double, which compilers do not get right.

SingleLinePythonSudoku

Single-line Python Sudoku solver

Boids_SDL

Numerical simulation of flocking behavior using pure CPU and SDL.

C++

Sudoku

Fast sudoku solver with detection of no solution/single solution/multiple solutions/invalid initial board

C++

SolveModularQuadratic

Generate all solutions to a modular quadratic equation. Supports any modulus. Interface uses GMP bigints.

C++

CudaBoids

Numerical simulation of flocking behavior using CUDA and OpenGL

Cuda

Schematic

Basic toy Lisp interpreter in a few hundred lines of C++.

C++

Leftpack

Fast AVX2 leftpack/compress implementations (keep and contiguously pack a subset of elements)

C++

U128

Fast unsigned 128-bit integer class for MSVC since it doesn't natively support __uint128_t yet

C++

FastDivide128

Getting __udivti3 or __umodti3 errors? Just want faster division/modulo for 128-bit ints on Clang? Look no further.

C++

komrad36/PyCruiseControl

komrad36

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