A list of existing implementations that you can use for projects.

How to find them? Talking with people, Google, newsgroups (comp.ai.*), Google Groups (face-rec, ), and the references at the end of this page.

• FGA: Fast Genetic Algorithms
• HTK: Hidden Markov Model Toolkit (C)
• Weka: machine learning for data mining

• Machine Learning Open Source Software: forum for open source software in machine learning

• OpenCV library: face detection algorithms (C/C++)
• Beszedes: Face / Facial features / Expression recognition (C++ / C), skin detection (Matlab)
• CSU Face Identification Evaluation System: 4 baseline face recognition algorithms (C), with training data
• Malic: face recognition
• AutoFaro, AutoFaro: face recognition with eigenfaces

• GSnake:
• OpenVidia: GPU accelerated Computer Vision Library
• VXL: Vision-something-libraries
• Color Image Segmentation: using controlled rival-penalized competitive learning in multiple color spaces (C++)
• KLT Tracker: Kanade-Lucas-Tomasi tracker

• Praat Phonetics Toolkit
• CMUSphinx: speech recognition engine
• HTK: Hidden Markov Model Toolkit
• CMUSec: Acoustic Segmentation
• tsylb2: Syllabification software (C)
• Qualcomm-ICSI-OGI: speech detection, Wiener filter noise reduction, nonspeech frame dropping
• Kleinschmidt: Gabor Feature Extraction for Automatic Speech Recognition
• Sonic: Large Vocabulary Continuous Speech Recognition System (C++)
• NICO Toolkit: artificial neural network (ANN) toolkit designed and optimized for speech technology applications

• MARY: Text to speech system (emotions)
• Festival: framework for building speech synthesis systems

• http://www.jjj.de/fxt/FXT: Fast transforms and low level algorithms
• The Edinburgh Speech Tools Library: collection of C++ class, functions and related programs for manipulating the sorts of objects used in speech processing
• SPTK: Speech Signal Processing Toolkit
• NLTK: Natural Language Toolkit (Python)
• MALLET: Advanced Machine Learning for Language
• TiMBL: Tilburg Memory-Based Learner

• VoxForge: speech corpus
• http://www.isca-students.org/corpora

• http://www.isca-students.org/resources
• http://www.icsi.berkeley.edu/Speech/papers/gelbart-ms/pointers/
• Machine learning and text
• Maximum entropy software
• Speech Processing Software