GPU Parallel Implementation of Dual-Depth Sparse Probabilistic Latent Semantic Analysis for Hyperspectral Unmixing

The Code for "GPU Parallel Implementation of Dual-Depth Sparse Probabilistic Latent Semantic Analysis for Hyperspectral Unmixing". [https://ieeexplore.ieee.org/abstract/document/8809876]

J. A. Gallardo, M. E. Paoletti, J. M. Haut, R. Fernandez-Beltran, J. Plaza and A. Plaza.
GPU Parallel Implementation of Dual-Depth Sparse Probabilistic Latent Semantic Analysis for Hyperspectral Unmixing. 
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
DOI: 10.1109/JSTARS.2019.2934011
vol. 12, no. 9, pp. 3156-3167, September 2019.

Example of use

Download datasets

./retrieveData.sh

Run code

cd cuda

Probabilistic Latent Semantic Analysis

python -u main.py pLSA samson 0 --seed 0

Dual-Depth Sparse Probabilistic Latent Semantic Analysis

python -u main.py  dpLSA samson 0 --dplsa_dim 250 --seed 0