Dataset Groups Activity Stream Simulation YiDun-CAPTCHA A dataset of 10000 CAPTCHA images with 5 characters and 256x256 size BibTex: @dataset{Wang_et_al_2024, abstract = {A dataset of 10000 CAPTCHA images with 5 characters and 256x256 size}, author = {Wang et al.}, doi = {10.57702/hvdi72ku}, institution = {No Organization}, keyword = {'CAPTCHA', 'Chinese characters', 'Image-based CAPTCHA'}, month = {dec}, publisher = {TIB}, title = {Simulation YiDun-CAPTCHA}, url = {https://service.tib.eu/ldmservice/dataset/simulation-yidun-captcha}, year = {2024} }