Thank you very much, but in my case captures seems to be OK. Anyway the problem was due to some third party tools versions, and also due to a incorrect dictionary loading. More info: http://opencast.3480289.n2.nabble.com/How-to-improve-OCR-performance-tp7433198p7458735.html
Regards, Miguel 2012/4/5 費納德費納德 <[email protected]>: > Hello Miguel, > > Take a look at the captures the workflow get form the video. In my case I > get a grey pattern captures in 90% of the cases, so the OCR was not able to > recognize almost anything. I solve it installing again ffmpeg and all the > dependent packages. Now the OCR works almost perfect. But I have some issue > with the ffmepg version, because recordings longer than 5 min I get errors > during the video and audio mux. (With version 1.2 I didn't get these errors, > only with 1.3. Maybe I install something in a different way). > > So I am not sure if you have this problem with the OCR but it is possible. > > > Regards, > > Fernando Hernández Esguevillas. > > PD.- Si tienes alguna duda sobre como instalar la versión más reciente de > ffmpeg me lo comentas y te paso algún link. Aunque es fácil encontrar la > información en google. Un saludo. > > El 4 de abril de 2012 00:15, Miguel Del Agua <[email protected]> > escribió: >> >> Hi, >> >> I just installed version 1.3 and seems to work correctly, but the OCR >> performance is quite poor. I've tried to install a new dictionary as >> it's said in the wiki but the performance still bad. So I would like >> to know if it's possible to improve text recognition either by >> changing some parameters of OCRopus or improving in some way the >> dictionary. >> >> Thanks in advance. >> _______________________________________________ >> Matterhorn-users mailing list >> [email protected] >> http://lists.opencastproject.org/mailman/listinfo/matterhorn-users > > > > _______________________________________________ > Matterhorn-users mailing list > [email protected] > http://lists.opencastproject.org/mailman/listinfo/matterhorn-users > _______________________________________________ Matterhorn-users mailing list [email protected] http://lists.opencastproject.org/mailman/listinfo/matterhorn-users
