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Assignee: Houghton Mifflin Company


Location: Boston, MA
No. of patents: 10

NumberTitleIssue Date
4868750Collocational grammar system
A system for the grammatical annotation of natural language receives natural language text and annotates each word with a set of tags indicative of its possible grammatical or syntactic uses. An empirical probability of collocation function defined on pai...
09/19/1989
4864501Word annotation system
A system for annotating digitally encoded text includes a dictionary of base forms. For each base form, a first set of tags represents possible grammatical and syntactic properties of the word, and may encode inflectional paradigms of the base form, or fe...
09/05/1989
4864502Sentence analyzer
An apparatus for the grammatical anlysis of digitally encoded text material receives encoded text, annotates each word of the text with a tag, and processes the annotated text to identify basic syntactic units such as noun phrases and verb groups. A claus...
09/05/1989
4783758Automated word substitution using numerical rankings of structural disparity between misspelled words & candidate substitution words
A spelling correction system compares a correctly spelled word with an incorrectly spelled word to determine the degree of substitutability. If the system determines that the words are highly similar, the system flags the correct word as exclusively subst...
11/08/1988
4773009Method and apparatus for text analysis
An electronic text analyzer operates on an ordered block of digitally coded text by analyzing sequential strings thereof to determine paragraph and sentence boundaries. Each string is broken down into component words. Possible abbreviations are identified...
09/20/1988
4771401Apparatus and method for linguistic expression processing
An apparatus and method for linguistic expression processing provides features for spelling verification, correction, and dictionary database storage. The system utilizes a linguistically salient word skeleton-forming process to correct both typrographic ...
09/13/1988
4730269Method and apparatus for generating word skeletons utilizing alpha set replacement and omission
Automated spelling correction converts, by prescribed linguistic procedures, each word to be corrected to a skeleton, and compares that skeleton with a data base of skeletons derived by identical linguistic procedures from a dictionary of correctly spelle...
03/08/1988
4724523Method and apparatus for the electronic storage and retrieval of expressions and linguistic information
The invention relates to a system for storing, retrieving, and processing linguistic information. In one aspect, the invention provides a system for storing linguistic expressions, which system includes a main dictionary storage section and three coding s...
02/09/1988
4674066Textual database system using skeletonization and phonetic replacement to retrieve words matching or similar to query words
An electronic database search system can identify database records having textual expressions that match, or are similar to, an operator-designated search expression. The system features a mechanism for transforming linguistic expressions, e.g., words, in...
06/16/1987
4580241Graphic word spelling correction using automated dictionary comparisons with phonetic skeletons
Automated spelling correction converts, by prescribed linguistic procedures, each word to be corrected to a skeleton, and compares that skeleton with a data base of skeletons derived by identical linguistic procedures from a dictionary of correctly spelle...
04/01/1986
 
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