image thumbnail

Recaptcha audio recognition, 1-4 July 2012

version 1.0.0.0 (8.9 MB) by Maxim Vedenyov
Explaned how audio recaptcha was recognized. Time domain method.

432 Downloads

Updated 16 Jul 2012

View License

http://simulations.narod.ru/

Now this version of the captcha are not used. So code useless.

Code explanation on this video:

http://www.youtube.com/watch?v=UoS4qEOiKwg

or in presentation.ppt file inside zip-archive.

run test189_recognize3_many.m to get 30 captchas recogniztion.

samples3 subfolder has all 20 digits sounds noise reducted, newnew_12_1 subfolder has 30 captchas in wav-format for test.

Cite As

Maxim Vedenyov (2022). Recaptcha audio recognition, 1-4 July 2012 (https://www.mathworks.com/matlabcentral/fileexchange/37522-recaptcha-audio-recognition-1-4-july-2012), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2010b
Compatible with any release
Platform Compatibility
Windows macOS Linux

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!