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SE0002368D0 - Method and system for information extraction - Google Patents

Method and system for information extraction

Info

Publication number
SE0002368D0
SE0002368D0 SE0002368A SE0002368A SE0002368D0 SE 0002368 D0 SE0002368 D0 SE 0002368D0 SE 0002368 A SE0002368 A SE 0002368A SE 0002368 A SE0002368 A SE 0002368A SE 0002368 D0 SE0002368 D0 SE 0002368D0
Authority
SE
Sweden
Prior art keywords
natural language
analyzed
text corpus
variants
word tokens
Prior art date
Application number
SE0002368A
Other languages
English (en)
Other versions
SE517496C2 (sv
SE0002368L (sv
Inventor
Eva Ingegerd Ejerhed
Peter A Braroe
Original Assignee
Hapax Information Systems Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hapax Information Systems Ab filed Critical Hapax Information Systems Ab
Priority to SE0002368A priority Critical patent/SE517496C2/sv
Publication of SE0002368D0 publication Critical patent/SE0002368D0/sv
Priority to US09/599,563 priority patent/US6842730B1/en
Priority to AU2001266481A priority patent/AU2001266481A1/en
Priority to PCT/SE2001/001409 priority patent/WO2001098946A1/en
Priority to EP01944033A priority patent/EP1311983A1/en
Publication of SE0002368L publication Critical patent/SE0002368L/sv
Publication of SE517496C2 publication Critical patent/SE517496C2/sv
Priority to US11/032,075 priority patent/US7194406B2/en
Priority to US11/723,079 priority patent/US7657425B2/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/30—Information retrieval; Database structures therefor; File system structures therefor of unstructured textual data
    • G06F16/33—Querying
    • G06F16/3331—Query processing
    • G06F16/3332—Query translation
    • G06F16/3334—Selection or weighting of terms from queries, including natural language queries
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/30—Information retrieval; Database structures therefor; File system structures therefor of unstructured textual data
    • G06F16/33—Querying
    • G06F16/3331—Query processing
    • G06F16/3332—Query translation
    • G06F16/3335—Syntactic pre-processing, e.g. stopword elimination, stemming
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/30—Information retrieval; Database structures therefor; File system structures therefor of unstructured textual data
    • G06F16/33—Querying
    • G06F16/3331—Query processing
    • G06F16/334—Query execution
    • G06F16/3344—Query execution using natural language analysis
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F40/00—Handling natural language data
    • G06F40/20—Natural language analysis
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F40/00—Handling natural language data
    • G06F40/20—Natural language analysis
    • G06F40/205—Parsing
    • G06F40/211—Syntactic parsing, e.g. based on context-free grammar [CFG] or unification grammars
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F40/00—Handling natural language data
    • G06F40/20—Natural language analysis
    • G06F40/253—Grammatical analysis; Style critique
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F40/00—Handling natural language data
    • G06F40/20—Natural language analysis
    • G06F40/268—Morphological analysis
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F40/00—Handling natural language data
    • G06F40/30—Semantic analysis
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S707/00—Data processing: database and file management or data structures
    • Y10S707/99931—Database or file accessing
    • Y10S707/99933—Query processing, i.e. searching
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S707/00—Data processing: database and file management or data structures
    • Y10S707/99931—Database or file accessing
    • Y10S707/99933—Query processing, i.e. searching
    • Y10S707/99934—Query formulation, input preparation, or translation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S707/00—Data processing: database and file management or data structures
    • Y10S707/99931—Database or file accessing
    • Y10S707/99933—Query processing, i.e. searching
    • Y10S707/99935—Query augmenting and refining, e.g. inexact access

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computational Linguistics (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Artificial Intelligence (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Databases & Information Systems (AREA)
  • Data Mining & Analysis (AREA)
  • Machine Translation (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
SE0002368A 2000-06-22 2000-06-22 Metod och system för informationsextrahering SE517496C2 (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE0002368A SE517496C2 (sv) 2000-06-22 2000-06-22 Metod och system för informationsextrahering
US09/599,563 US6842730B1 (en) 2000-06-22 2000-06-23 Method and system for information extraction
AU2001266481A AU2001266481A1 (en) 2000-06-22 2001-06-20 Method and system for information extraction
PCT/SE2001/001409 WO2001098946A1 (en) 2000-06-22 2001-06-20 Method and system for information extraction
EP01944033A EP1311983A1 (en) 2000-06-22 2001-06-20 Method and system for information extraction
US11/032,075 US7194406B2 (en) 2000-06-22 2005-01-11 Method and system for information extraction
US11/723,079 US7657425B2 (en) 2000-06-22 2007-03-16 Method and system for information extraction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE0002368A SE517496C2 (sv) 2000-06-22 2000-06-22 Metod och system för informationsextrahering

Publications (3)

Publication Number Publication Date
SE0002368D0 true SE0002368D0 (sv) 2000-06-22
SE0002368L SE0002368L (sv) 2001-12-23
SE517496C2 SE517496C2 (sv) 2002-06-11

Family

ID=20280222

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0002368A SE517496C2 (sv) 2000-06-22 2000-06-22 Metod och system för informationsextrahering

Country Status (5)

Country Link
US (3) US6842730B1 (sv)
EP (1) EP1311983A1 (sv)
AU (1) AU2001266481A1 (sv)
SE (1) SE517496C2 (sv)
WO (1) WO2001098946A1 (sv)

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Also Published As

Publication number Publication date
US7194406B2 (en) 2007-03-20
WO2001098946A1 (en) 2001-12-27
US20050131886A1 (en) 2005-06-16
SE517496C2 (sv) 2002-06-11
EP1311983A1 (en) 2003-05-21
SE0002368L (sv) 2001-12-23
US6842730B1 (en) 2005-01-11
US20070168181A1 (en) 2007-07-19
AU2001266481A1 (en) 2002-01-02
US7657425B2 (en) 2010-02-02

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