The Chars74K Dataset

class TR_chars

Implements loading dataset:

“The Chars74K Dataset”: http://www.ee.surrey.ac.uk/CVSSP/demos/chars74k/

Note

Usage

1. From link above download dataset files: EnglishFnt\EnglishHnd\EnglishImg\KannadaHnd\KannadaImg.tgz, ListsTXT.tgz.
2. Unpack them.
3. Move .m files from folder ListsTXT/ to appropriate folder. For example, English/list_English_Img.m for EnglishImg.tgz.
4. To load data, for example “EnglishImg”, run: ./opencv/build/bin/example_datasets_tr_chars -p=/home/user/path_to_unpacked_folder/English/

References:

[Campos09]

de Campos, B. R. Babu and M. Varma. Character recognition in natural images. In Proceedings of the International Conference on Computer Vision Theory and Applications (VISAPP), 2009