nonnegativity-constraints

Here are 8 public repositories matching this topic...

hiroyuki-kasai / NMFLibrary

NMFLibrary: Non-negative Matrix Factorization (NMF) Library: Version 2.1

matrix-factorization constrained-optimization data-analysis robust-optimization gradient-descent matlab-toolbox clustering-algorithm optimization-algorithms nmf online-learning stochastic-optimizers nonnegativity-constraints orthogonal divergence probabilistic-matrix-factorization nonnegative-matrix-factorization sparse-representations

Updated Feb 24, 2023
MATLAB

PyTorch implementation of Robust Non-negative Tensor Factorization appearing in N. Dey, et al., "Robust Non-negative Tensor Factorization, Diffeomorphic Motion Correction and Functional Statistics to Understand Fixation in Fluorescence Microscopy".

pytorch tensor-factorization robust-optimization nonnegativity-constraints non-negative-matrix-factorization parafac beta-divergence majorize-minimization l21-norm non-negative-tensor-factorization

Updated Nov 12, 2023
Jupyter Notebook

alemme / NNSAE

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Non Negative Sparse AutoEncoder (NNSAE). An efficient online learning scheme for non-negative and sparse coding in autoencoder neural networks.

python matlab academic luajit pytorch autoencoder torch7 sparse-coding nonnegativity-constraints

Updated Aug 26, 2020

salar96 / MEP-Orthogonal-NMF

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Clustering and resource allocation using Deterministic Annealing Approach and Orthogonal Non-negative Matrix Factorization O-(NMF)

clustering matrix-factorization constrained-optimization data-analysis outlier-detection clustering-algorithm nmf resource-allocation nonnegativity-constraints anomaly-detection orthogonal nonnegative-matrix-factorization sparse-representations clustering-analysis nmf-decomposition deterministic-annealing onmf

Updated Jan 22, 2024
Python

dpscience / DCONTINPALS

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pyDCONTINPALS - A Python program for running the historical FORTRAN code CONTIN-PALS which solves Fredholm integral equations with convoluted exponential decays as kernels of the type that occur in the analysis of Positron Annihilation Lifetime Spectra (PALS).