caa a22 4500 445379413 CHVBK 20180317143012.0 cr unu---uuuuu 170323e20110301xx s 000 0 eng 10.1007/s10032-010-0116-6 doi (NATIONALLICENCE)springer-10.1007/s10032-010-0116-6 SCUT-COUCH2009—a comprehensive online unconstrained Chinese handwriting database and benchmark evaluation [Elektronische Daten] [Lianwen Jin, Yan Gao, Gang Liu, Yunyang Li, Kai Ding] A comprehensive online unconstrained Chinese handwriting dataset, SCUT-COUCH2009, is introduced in this paper. As a revision of SCUT-COUCH2008 [1], the SCUT-COUCH2009 database consists of more datasets with larger vocabularies and more writers. The database is built to facilitate the research of unconstrained online Chinese handwriting recognition. It is comprehensive in the sense that it consists of 11 datasets of different vocabularies, named GB1, GB2, TradGB1, Big5, Pinyin, Letters, Digit, Symbol, Word8888, Word17366 and Word44208. In particular, the SCUT-COUCH2009 database contains handwritten samples of 6,763 single Chinese characters in the GB2312-80 standard, 5,401 traditional Chinese characters of the Big5 standard, 1,384 traditional Chinese characters corresponding to the level 1 characters of the GB2312-80 standard, 8,888 frequently used Chinese words, 17,366 daily-used Chinese words, 44,208 complete words from the Fourth Edition of "The Contemporary Chinese Dictionary”, 2,010 Pinyin and 184 daily-used symbols. The samples were collected using PDAs (Personal Digit Assistant) and smart phones with touch screens and were contributed by more than 190 persons. The total number of character samples is over 3.6million. The SCUT-COUCH2009 database is the first publicly available large vocabulary online Chinese handwriting database containing multi-type character/word samples. We report some evaluation results on the database using state-of-the-art recognizers for benchmarking. Springer-Verlag, 2010 SCUT-COUCH nationallicence Online handwritten character database nationallicence Handwritten Chinese word samples nationallicence Handwritten Pinyin dataset nationallicence Benchmark evaluation nationallicence Jin Lianwen School of Electronic and Information Engineering, South China University of Technology, 381 Wushan Road, Guangzhou, Guangdong, China aut Gao Yan School of Electronic and Information Engineering, South China University of Technology, 381 Wushan Road, Guangzhou, Guangdong, China aut Liu Gang School of Electronic and Information Engineering, South China University of Technology, 381 Wushan Road, Guangzhou, Guangdong, China aut Li Yunyang School of Electronic and Information Engineering, South China University of Technology, 381 Wushan Road, Guangzhou, Guangdong, China aut Ding Kai School of Electronic and Information Engineering, South China University of Technology, 381 Wushan Road, Guangzhou, Guangdong, China aut International Journal on Document Analysis and Recognition (IJDAR) Springer-Verlag 14/1(2011-03-01), 53-64 1433-2833 14:1<53 2011 14 10032 https://doi.org/10.1007/s10032-010-0116-6 text/html Onlinezugriff via DOI 1 research-article jats NATIONALLICENCE 856 40 https://doi.org/10.1007/s10032-010-0116-6 text/html Onlinezugriff via DOI NATIONALLICENCE 700 1- Jin Lianwen School of Electronic and Information Engineering, South China University of Technology, 381 Wushan Road, Guangzhou, Guangdong, China aut NATIONALLICENCE 700 1- Gao Yan School of Electronic and Information Engineering, South China University of Technology, 381 Wushan Road, Guangzhou, Guangdong, China aut NATIONALLICENCE 700 1- Liu Gang School of Electronic and Information Engineering, South China University of Technology, 381 Wushan Road, Guangzhou, Guangdong, China aut NATIONALLICENCE 700 1- Li Yunyang School of Electronic and Information Engineering, South China University of Technology, 381 Wushan Road, Guangzhou, Guangdong, China aut NATIONALLICENCE 700 1- Ding Kai School of Electronic and Information Engineering, South China University of Technology, 381 Wushan Road, Guangzhou, Guangdong, China aut NATIONALLICENCE 773 0- International Journal on Document Analysis and Recognition (IJDAR) Springer-Verlag 14/1(2011-03-01), 53-64 1433-2833 14:1<53 2011 14 10032 Metadata rights reserved Springer special CC-BY-NC licence nationallicence BK010053 XK010053 XK010000 NATIONALLICENCE NATIONALLICENCE NL-springer