Class 382/231 - Checking spelling for recognition

Subclass of Class 382 - Image analysis
Definition: Subject matter wherein recognition is verified based on
No. of patents: 37
Last issue date: 07/22/2008

Number	Title	Issue Date
7404143	Server-based single roundtrip spell checking A single-roundtrip server-based spell checking service is provided. A client provides a composition to the server to be spell checked. The server performs a spell check on the composition and flags the words that are determined to be errors. The server may provide s...	07/22/2008
7327881	Image reading apparatus A labeling process unit groups a continuous black pixel area as one group in the binary image data read by an image input device, and extracts the group bounding rectangle information about the group. A row extracting process unit extracts row rectangle information ...	02/05/2008
7280670	Image confirming method Quality of a plurality of images having a common characteristic is confirmed collectively and the images after the confirmation are transferred collectively. Images acquired by a reading apparatus are input to a workstation and stored in a recording apparatus. At th...	10/09/2007
7245228	Portable electronic apparatus with controlled light sources A portable electronic apparatus has light sources that can be controlled to produce decorative or informational effects. Each light source is controlled by the combination of an enable signal from a 1-bit port of a controller and a PWM signal from a PWM signal from ...	07/17/2007
7221796	Character input device, character input method and character input program A character input device for inputting a character by extracting and recognizing a character from an image of a document photographed by a photographing device includes the photographing device. The device stores a recognition result of the extracted and recognized ...	05/22/2007
7106905	Systems and methods for processing text-based electronic documents Systems and methods for processing text-based electronic documents are provided. Briefly described, one embodiment of a method for processing a text-based electronic document comprises the steps of: comparing at least one word in a text-based electronic document to ...	09/12/2006
7088459	Method and system for providing a copy of a printed page A method for providing a copy of a page from a printed document, the document including coded data indicative of an identity of the document and of a plurality of reference points on the document, the method including: receiving, in a computer system, indicating dat...	08/08/2006
7031519	Orthogonal technology for character recognition The present invention encompasses a self-orthogonal character recognition engine for executing an iterative method employing a database of predetermined character strings. The method receives a digital representation of a character string. It then generates a propos...	04/18/2006
6950555	Holistic-analytical recognition of handwritten text In a combined holistic and analytic recognition system, the holistic recognition module will recognize an input word or phrase image by matching an input string of character features for the whole word or phrase against a string of prototype features for a plurality...	09/27/2005
6826317	Proofreader ability managing method and system A technology of the present invention is capable of objectively judging an ability of a proofreader who proofreads a digitized document by use OCR programs. A method of managing an ability of a proofreader who proofreads an electronic document generated from a recog...	11/30/2004
6766069	Text selection from images of documents using auto-completion A user-interface for selecting text from images of documents using auto-completion is described. The auto-completion process may be used to complete words (or text sequences), phrases, sentences, paragraphs, or other groupings of words. In response to user input, th...	07/20/2004
6459810	Method and apparatus for forming variant search strings An exemplary embodiment of the invention is a method for forming variant search strings. The method includes receiving a search string and parsing the search string to locate a mistaken search string character. A mistaken search string character is a char...	10/01/2002
6269188	Word grouping accuracy value generation The present invention is a computer-implemented method for calculating word accuracy. Word grouping accuracy values (260) are calculated (212) by using the character accuracy values (250) calculated by an OCR program present in a computer system. The pres...	07/31/2001
6212299	Method and apparatus for recognizing a character A document with a plurality of characters is read, a binary document image is produced, and a character rectangle circumscribed about a mass of black pixels connected with each other (called a black-pixel mass) is produced for each black-pixel mass. The c...	04/03/2001
6154579	Confusion matrix based method and system for correcting misrecognized words appearing in documents generated by an optical character recognition technique A method and apparatus for correcting misrecognized words appearing in electronic documents that have been generated by scanning an original document in accordance with an optical character recognition ("OCR") technique. If an incorrect word is found in t...	11/28/2000
6041141	Character recognition machine utilizing language processing There is disclosed a character recognition machine adapted to recognize Japanese characters such as kanjis and kanas. The machine comprises a character string storage portion, a character extraction portion, a character recognition portion, and a language...	03/21/2000
5960114	Process for identifying and capturing text A process for identifying and capturing text comprising the steps of identifying delimiters in the text, selecting delimiters from the identified delimiters to be delimiters to the left and right of the selected text, indicating only one character of the ...	09/28/1999
5933531	Verification and correction method and system for optical character recognition An optical character recognition method and system are provided, employing context analysis and operator input, alternatively and in combination, on the same batch of documents. After automatic character recognition, the context analyzer processes the fie...	08/03/1999
5917941	Character segmentation technique with integrated word search for handwriting recognition After each complete stroke in a handwriting recognition process, a hypothesis is generated whether a word break is present between the previous stroke and the new stroke. This hypothesis is weighted with a probability of a word-break occurring between the...	06/29/1999
5905811	System for indexing document images When texts recognized by an OCR are registered and those texts are searched by a search word, a state in which the search cannot be performed depending on an error recognition at the time of the recognition by the OCR is eliminated. It is an object of the...	05/18/1999
5265242	Document retrieval system for displaying document image data with inputted bibliographic items and character string selected from multiple character candidates A document storage and retrieval system for storing a document body in the form of image, means for storing text information in the form of a character code string for retrieval, apparatus for executing a retrieval with reference to the text information, ...	11/23/1993
5265171	Optical character reading apparatus for performing spelling check In an optical character reading apparatus for optically reading characters recorded on a paper sheet, when a character string divided based on an interval of characters in a document includes a hyphen, a character string to be spelling-checked is generate...	11/23/1993
5161245	Pattern recognition system having inter-pattern spacing correction A pattern recognition system having inter-pattern spacing correction is disclosed which recognizes words and determines where to place spaces between those words by (a) storing each input character in one or more buffers in memory, (b) comparing the last ...	11/03/1992
5048113	Character recognition post-processing method A character recognition post-processing method includes the steps of, extracting a reference character from a predetermined character string obtained by recognizing a character in the document, recognizing a character in the document, comparing characteri...	09/10/1991
5033098	Method of processing character blocks with optical character reader To efficiently process character blocks including mutually contacting characters by an optical character reader, not only are histograms prepared in a known manner but after candidate positions are determined from a histogram according to a specified set ...	07/16/1991
4979227	Method for automatic character recognition employing a lexicon having updated character strings In a method for automatic character recognition, character strings marked by word start and word end are formed from the discrete characters calculated with the assistance of a character classifier. These character strings are checked with stored comparis...	12/18/1990
4953225	Handwritten character-recognizing apparatus for automatically generating and displaying character frames A handwritten character-recognizing apparatus having a discriminating device which discriminates whether or not an input device, namely, the pen of a writing/displaying tablet has moved from one character frame to the following character frame. When it is...	08/28/1990
4860376	Character recognition system for optical character reader After an optical character reader initially identifies individual characters in a character array by matching their images with dictionary patterns, its character recognition system assigns upper and lower labels to the characters according to their highe...	08/22/1989
4811412	Method of a system for analyzing characters After an optical character reader scans a line and image data corresponding thereto are stored, vacant regions perpendicular to the direction of the line are identified. Thereafter, candidate character positions are identified firstly by starting from the...	03/07/1989
4799271	Optical character reader apparatus An optical character reader apparatus is provided to optically read characters written on a document card to extract as a word a character group compared with previously registered words. Such a word is compared for each character constituting that word. ...	01/17/1989
4674065	System for detecting and correcting contextual errors in a text processing system A system for automatically proofreading a document for word use validation in a text processing system is provided by coupling a specialized dictionary of sets of homophones and confusable words to sets of di-gram and N-gram conditions whereby proper usag...	06/16/1987
4418423	Disparity detection apparatus Responsive to each character field, a word recognition apparatus separates a first train of characters 댑, 댒, . . . ଱n, which are regarded as characters of a first kind, and a second train of characters ...	11/29/1983
4328561	Alpha content match prescan method for automatic spelling error correction A system for reducing the computation required to match a misspelled word against various candidates from a dictionary to find one or more words that represent the best match to the misspelled word. The major facility offered is the ability to computation...	05/04/1982
4010445	Word recognition apparatus A word recognition apparatus using a dictionary of words is disclosed. The apparatus comprises, first of all, word storing means which stores words based on the classification of a plurality of words to be retrieved in block units. The words are stored in...	03/01/1977
3995254	Digital reference matrix for word verification A digital reference matrix apparatus is disclosed for verifying input alpha words from a keyboard, character recognition machine, or voice analyzer as valid linguistic expressions. The organization of the digital reference matrix is based upon the charact...	11/30/1976
3988715	Multi-channel recognition discriminator A multi-channel multi-genre character recognition discriminator is disclosed which performs the decision making process between strings of characters coming from a multi-channel (i.e., three or more channels) alpha-numeric output optical character reader ...	10/26/1976
3969700	Regional context maximum likelihood error correction for OCR, keyboard, and the like A data processing system is disclosed for selecting the correct form of a garbled input word misread by an optical character reader so as to change the number of characters in the word by character splitting or concatenation. Dictionary words are stored i...	07/13/1976

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Class 382/231 - Checking spelling for recognition