Inventor
ACKERMANN CHRISTOPHER F
CA20 patents
Patents
20 patentsUS11243955B2Feb 8, 2022
Latent token representations for passage and answer scoring in question answering systems
IBM6 citations74
US11226972B2Jan 18, 2022
Ranking collections of document passages associated with an entity name by relevance to a query
IBM4 citations72
US10936819B2Mar 2, 2021
Query-directed discovery and alignment of collections of document passages for improving named entity disambiguation precision
IBM2 citations72
US10572597B2Feb 25, 2020
Resolution of acronyms in question answering systems
IBM3 citations72
US10803100B2Oct 13, 2020
Tagging named entities with source document topic information for deep question answering
IBM2 citations68
US11468050B2Oct 11, 2022
Learning user synonyms from sequenced query sessions
IBM0 citations62
US11755633B2Sep 12, 2023
Entity search system
IBM1 citations61
US11334716B2May 17, 2022
Document anonymization including selective token modification
IBM1 citations57
US10303766B2May 28, 2019
System and method for supplementing a question answering system with mixed-language source documents
IBM0 citations52
US10303767B2May 28, 2019
System and method for supplementing a question answering system with mixed-language source documents
IBM0 citations52
US9996526B2Jun 12, 2018
System and method for supplementing a question answering system with mixed-language source documents
IBM0 citations52
US9996525B2Jun 12, 2018
System and method for supplementing a question answering system with mixed-language source documents
IBM1 citations52
US12045243B2Jul 23, 2024
Ranking entity search results based on information density
IBM0 citations51
US11762810B2Sep 19, 2023
Identification of restrictors to form unique descriptions for generation of answers to questions
IBM0 citations51
US11544312B2Jan 3, 2023
Descriptor uniqueness for entity clustering
IBM0 citations51
US11514095B2Nov 29, 2022
Tiered retrieval of secured documents
IBM0 citations51
US11443101B2Sep 13, 2022
Flexible pseudo-parsing of dense semi-structured text
IBM0 citations51
US11144337B2Oct 12, 2021
Implementing interface for rapid ground truth binning
IBM0 citations51
US11132358B2Sep 28, 2021
Candidate name generation
IBM0 citations50
US11551006B2Jan 10, 2023
Removal of personality signatures
IBM0 citations47