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CyberGISX content includes geospatial codes, workflows with comments, and visualizations providing a solid foundation for conducting computationally reproducible research and education.


18 Results Alexander Michels
SPASTC: a Spatial Partitioning Algorithm for Scalable Travel-time Computation

Posted by Alexander Michels on Friday March 15, 2024

Author(s): Alexander Michels, Jinwoo Park, Jeon-Young Kang, and Shaowen Wang

We present a Spatial Partitioning Algorithm for Scalable Travel-time Computation (SPASTC) Calculating travel-time catchments over large spatial extents is computationally intensive, with previous ...

Introduction to graphs & GNNs with DGL

Posted by Alexander Michels on Tuesday December 19, 2023

Author(s): Ian Zhang

This notebook serves as a brief introduction to graphs & GNNs using the DGL (https://docsdglai/indexhtml) python ...

Convolutional Neural Networks (CNNs) with PyTorch

Posted by Alexander Michels on Wednesday November 8, 2023

Author(s): Jeffrey Huang and Alex Michels

In this notebook, we will use PyTorch CNNs to recognize text from images We use CNNs in this use case because the individual values of pixels don't tell us very much, but convolutions can help us ...

Learning a Simple Linear Model with PyTorch

Posted by Alexander Michels on Wednesday November 8, 2023

Author(s): Jeffrey Huang and Alex Michels

In this notebook, we will use PyTorch for a simple linear regression ...

Intro to CyberGISX (HDR 2023)

Posted by Alexander Michels on Friday October 13, 2023

Author(s): Alexander Michels, Anand Padmanabhan, Zhaonan Wang and Wei Hu

Notebook for the 2023 HDR Conference designed to introduce Jupyter and ...

I-GUIDE Forum 2023: CyberGIS-Compute Workshop

Posted by Alexander Michels on Tuesday October 3, 2023

Author(s): Alexander Michels, Furqan Baig, Taylor Ziegler, Zimo Xiao, Mit Kotak, Anand Padmanabhan, Zhiyu Li, and Shaowen Wang

This repository runs through three notebooks to provide hands-on experience with CyberGIS-Compute: (1) "1-Introipynb" which demonstrates a very simple "hello world" example, (2) ...

Introducing the Python 3-0.9.4 Kernel on CyberGISX

Posted by Alexander Michels on Tuesday July 25, 2023

Author(s): Alexander Michels

This is a short notebook introducing the new Python 3-094 kernel on CyberGISX with information on the new kernels and a reminder to save your current notebooks with the previous Python 3-090 ...

Introduction to Osmosis and OSMFilter

Posted by Alexander Michels on Wednesday July 19, 2023

Author(s): Alex Michels

This is a simple notebook walking through the usage of osmosis and OSMFilter for working with OpenStreetMap data We also employ OSMNX for loading and ...

ACES Workshop 2023: CyberGIS-Compute

Posted by Alexander Michels on Tuesday July 11, 2023

Author(s): Alexander Michels

A repo for our CyberGIS-Compute tutorial at the ACES 2023 ...