gionuno/features_kmeans

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Created almost 8 years ago
Updated almost 8 years ago

gionuno/features_kmeans

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

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.

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

nonnegative_matrix_factorization

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

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.