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National Park Service
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- https://www.linkedin.com/in/davyd-betchkal-8111b5137/
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Beta version of the Skyglow Estimation Toolbox. Documentation ->
This is a suite of tools to clean and process NSNSD Type1 821-env systems. Tools exist concurrently for R and Python.
Source code for the ICML 2024 Spotlight paper "Stereographic Spherical Sliced Wasserstein Distances"
[ICLR 2025] Spherical Tree-Sliced Wasserstein Distance
Code for doppler inversions at single station. With example analysis of 2019 seismic nodal data in Central Alaska
Mel Frequency Cepstral Coefficients (MFCC) Using SciPy
Custom python library for retrieving and messing around with SNOTEL data
This repository contains all code related to the pipeline for signal discovery/training data creation outlined in Ziegenhorn et al. (2025)
This library provides common speech features for ASR including MFCCs and filterbank energies.
Spectrograms, MFCCs, and Inversion Demo in a jupyter notebook
Mirrored NSNSD Acoustic Monitoring Toolbox (AMT), a C++ executable for processing, visualizing, and summarizing acoustic data. This repo adds flexibility by converting C++ scripts to Python due to …
Cooperative Amateur Radio Foxhunting using Sheaves
BirdNET analyzer for scientific audio data processing.
Source code for Multi-resolution Common Fate Transform.
python package for finding the timezone of any point on earth (coordinates) offline
CUDA and C++ port of BELLHOP / BELLHOP3D underwater acoustics simulator
CUDA Python: Performance meets Productivity
A Python package to create, run, and post-process MODFLOW-based models.
A symbolically optimized Geometric Algebra library with PyTorch/NumPy/SymPy/etc. compatibility and ganja.js visualization.
Real-time pitch-shifter as a Web Audio worklet, based on phase vocoder techniques
Library and tools to access the Personal Folder File (PFF) and the Offline Folder File (OFF) format
CauseNet: Towards a Causality Graph Extracted from the Web