Lei Ma's Projects
The source code of "Simple Agents—Complex Emergent Path Systems: Agent- Based Modeling of Pedestrian Movement" published on Environment and Planning B: Urban Analytics and City Science
Algorithm::Evolutionary, Perl module for evolutionary algorithms
A simple Blockchain in Python
The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.
code for box-covering algorithms
Implementation of Bubble Treemaps for Uncertainty Visualization.
C++ library for constrained Delaunay triangulation (CDT)
A circle packing interactive chart web component for visualizing hierarchical data
Circle packing similar to squarify for treemap
A Python package for Urban Form Analysis and the extraction of the Computational Image of the City
This repository contains the source code of the COINS tool that allows to deduce natural continuity of street network.
Plots NetworkX figures with groups colored using spectral clustering
A very fast 2D concave hull algorithm in JavaScript
C++ port of mapbox's JS concaveman, with a Python wrapper
Concave Hull boundary polygon for an array of points and concave and convex polygon vertex detection
D3 plugin which computes a treemap based on a Voronoi tesselation
Compute a Weighted Voronoi diagram of a set of weighted two-dimensional sites
Implementation of DALL-E 2, OpenAI's updated text-to-image synthesis neural network, in Pytorch
DGN Code
DistMesh - simple 2D and 3D mesh generator for MATLAB and Octave (with GUI support)
Fast map matching, an open source framework in C++
A force directed graph visualizer made for EECS 341 at Case Western Reserve University
A python function to calculate the fractal dimension in 3D.
Experiments with fractals are placed here
Ultimate Solidity, Blockchain, and Smart Contract - Beginner to Expert Full Course | Python Edition
This is the repository of GeoSOS for ArcGIS, running as an add-in in ArcGIS desktop software ArcMap, provides spatial simulation and optimization functions, under open-source license GPLv3.
Applications of Laguerre-Voronoi (weighted Voronoi) to GIS problems