Document Image Understanding

f rEihl document image is an optically scanned and dryesentation of aprintedpage thatconsisb of blocls to achieve an end result. We examine several rc nbproblems in document understanding tasks. The lr rmge from pixel processing issues to symbolic xning to global control hdrawings, half-tone pictures, and icons. Document dastanding is a goal-oriented problem involving f d interpreting differsnt blocks and coordinating the u,',r{l" ,'flilmF 008790f .00@ 1986 IEEE 87 E[r :l I [---t I I I r---------'r I tr--lt lr-----rl I I

[1]  Toshikazu Kato,et al.  MACSYM: A hierarchical parallel image processing system for event-driven pattern understanding of documents , 1984, Pattern Recognit..

[2]  B. Llewellyn,et al.  A Modular System for Interpreting Binary Pixel Representations of Line-Structured Data , 1982 .

[3]  Sargur N. Srihari,et al.  Computer Text Recognition and Error Correction , 1985 .

[4]  Friedrich M. Wahl.  A new distance mapping and its use for shape measurement on binary patterns , 1983, Comput. Vis. Graph. Image Process..

[5]  Shinji Ozawa,et al.  Extraction of the Fair Document from Mix Mode Manuscript , 1984 .

[6]  Sargur N. Srihari,et al.  Integrating diverse knowledge sources in text recognition , 1982, TOIS.

[7]  Stuart C. Shapiro,et al.  Title Index , 1986, CL.

[8]  Schurmann.  A Multifont Word Recognition System for Postal Address Reading , 1978, IEEE Transactions on Computers.

[9]  Sargur N. Srihari,et al.  Object Recognition in Structured and Random Environments: Locating Address Blocks on Mail Pieces , 1986, AAAI.

[10]  Sargur N. Srihari,et al.  A Rule-Based System for Document Understanding , 1986, AAAI.

[11]  Friedrich M. Wahl,et al.  Document Analysis System , 1982, IBM J. Res. Dev..

[12]  Fanya S. Montalvo.  Diagram Understanding: The Intersection of Computer Vision and Graphics , 1985 .

[13]  Jonathan Hull,et al.  COMPUTATIONAL APPROACH TO VISUAL WORD RECOGNITION: HYPOTHESIS GENERATION AND TESTING. , 1986 .

[14]  George Nagy,et al.  DOCUMENT ANALYSIS WITH AN EXPERT SYSTEM , 1986 .