gionuno/nonnegative_matrix_factorization

Stars
1
Language
Python
Created almost 8 years ago
Updated 12 months ago

gionuno/nonnegative_matrix_factorization

gionuno

There are no reviews yet. Be the first to send feedback to the community and the maintainers!

NMF implementation based on Lee and Seung's multiplicative rules.

isomap

IsoMap algorithm in MATLAB, with crappy Floyd-Warshall for all pairs shortest distances.

local_tangent_space_alignment

LTSA, in MATLAB. Zhang and Zha's paper.

conv_wasserstein_dist

Convolutional Wasserstein Distances, in Python, based on a lot of peoples work.

local_linear_embedding

LLE, in MATLAB, as studied in Saul and Roweis's paper.

quaternion_svd

Quaternion SVD, in MATLAB.

neighbourhood_component_analysis

Neighbourhood Component Analysis, MATLAB code, based on Jacob Goldberger, Sam Roweis, Geoff Hinton, Ruslan Salakhutdinov's paper.

total_variation

Total Variation on Images, with CG iteration for Poisson solver.

features_kmeans

Learning Feature Representations with K-Means based on Adam Coates and Andrew Y. Ng's paper

nonnegative_convolutional_factorization

Non-negative Convolutional Factorization (a more specific case of NMF).

admm_sparse_hierarchical

Non-negative Matrix Factorization with a tree norm regularization.

earth_movers_distance

EMD for color images

arc_cosine_kernels

Experimentation with arccosine kernels, with a softmax perceptron for classification, and a use of isomap. Based on the paper Kernel Methods for Deep Learning by Youngmin Cho and Lawrence K. Saul.

l0_gradient_minimization

Image Smoothing via L0 Gradient Minimization based on Li Xu, Cewu Lu, Yi Xu and Jiaya Jia's paper.

numero_a_texto

Número Entero a Texto

sparse_optimal_transport

Sparse Optimal Transport, with a Color transfer app. based Blondel, Seguy and Rolet's paper.

binary_laplacian_eigenvectors

Laplacian Eigenvector (eigenfunctions) of binary images

metropolis_langevin

Metropolis Adjusted Langevin Algorithm, example in 2D

emd2_rbn

Radial Basis Network with an Earth Mover's Distance Squared (EMD^2) loss function.

weighted_voronoi_stippling

Based on a paper by Adrian Secord from 2002.

logpolar_mapping

Log Polar Mapping Example in Python

fuzzy_kflats

Fuzzy K d-flats Clustering

autoencoder_trees

Autoencoder Trees, based on Ozan Irsoy's paper.

t_sne

t-student Stochastic Neighbor Embedding

spectrogram

Real Time Spectrogram in C++

latent_coincidence_analysis

Latent Coincidence Analysis - based on a paper by Lawrence K. Saul and Matthew Der. A batch style RMS-Prop optimization method.