Human interactive proofs and document image analysis

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)

Volumn 2423, Issue , 2002, Pages 507-518

  Baird, Henry S ^a   Popat, Kris ^a  

^a PALO ALTO RESEARCH CENTER   (United States)

Author keywords

Abuse of web sites and services; CAPTCHAs; Document image analysis; Document image degradations; Human interactive proofs; Human machine discrimination; Legibility of text; OCR performance evaluation; The chatroom problem; Turing tests

Indexed keywords

IMAGE SEGMENTATION; NETWORK SECURITY; WEB SERVICES; WEBSITES;

ABUSE OF WEB SITES AND SERVICES; CAPTCHAS; DOCUMENT IMAGE ANALYSIS; DOCUMENT IMAGE DEGRADATION; HUMAN INTERACTIVE PROOFS; HUMAN/MACHINE DISCRIMINATION; LEGIBILITY OF TEXT; OCR PERFORMANCE EVALUATION; THE CHATROOM PROBLEM; TURING TESTS;

IMAGE ANALYSIS;

EID: 84947752351     PISSN: 03029743     EISSN: 16113349     Source Type: Book Series    
DOI: 10.1007/3-540-45869-7_54     Document Type: Conference Paper

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