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#Datashader
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Computing and Visualizing Billions of Bohemian Eigenvalues with Python
In our case, we sample 5x5 matrix entries from the discrete set {-1, 0, 1}.
Arnold tongues with Numba, Numba CUDA and Datashader
This Python notebook explores Arnold tongues. Here is a short description from wikipedia: In simpler terms, Arnold tongues represent regions where two…
Spatial queries in DuckDB with R-tree and H3 indexing
This Python notebook explores the use of two indexing techniques, R-tree and H3, for performing spatial queries in DuckDB.
Pizzerias Around the World
In November 2024, Foursquare released a new dataset called Foursquare Open Source Places.
Visualizing some polynomial roots with Datashader
Last week-end I found this interesting tweet by sara: The above figure shows all the complex roots from the various polynomials of degree 10 with…
Download some benchmark road networks for Shortest Paths algorithms
The goal of this Python notebook is to download and prepare a suite of benchmark networks for some shortest path algorithms.
Plotting population density with datashader
In this short post, we are using the Global Human Settlement Layer from the European Commission: The downloaded file has a worldwide resolution of 250m…
Goldbach's Comet with Numba and Datashader
This Python notebook is about computing and plotting Goldbach function. It requires some basic mathematical knowledge, nothing fancy!
Lunch break: plotting traffic injuries with datashader
Well I love the datashader Python package and I am always happy to use it on some interesting datasets.
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