Miscellaneous
Topics that aren't specific to cryptography will be dumped here.

Machine Learning
This section will talk about some algorithms commonly used for machine learning and signal processing.
 A Guide to Principal Component Analysis (PCA)
 A Tutorial on Cepstrum and LPCCs
 A tutorial on Automatic Language Identification  ngram based
 A tutorial on Automatic Language Identification  word based
 An Intuitive Discrete Fourier Transform Tutorial
 Approximating a function with a polynomial
 Documentation for matlab_speech_features
 Encoding Variables For Neural Networks
 Fitting a polynomial to a set of points
 Gaussian Mixture Model Tutorial
 Graphically Determining Backpropagation Equations
 Hidden Markov Model (HMM) Tutorial
 Implementing the DolphChebyshev Window
 Linear Prediction Tutorial
 Mel Frequency Cepstral Coefficient (MFCC) tutorial
 Speech Enhancement tutorial: Spectral Subraction
 Voice Activity Detection (VAD) Tutorial
 Yet Another KMeans Tutorial

Puzzles
Pages related to games and puzzles

pycipher
pycipher is a python module that provides many simple cipher algorithms for use in python.