Michael Halper

According to our database1, Michael Halper
  • authored at least 71 papers between 1992 and 2017.
  • has a "Dijkstra number"2 of four.



In proceedings 
PhD thesis 


On csauthors.net:


Summarizing an Ontology: A "Big Knowledge" Coverage Approach.
Proceedings of the MEDINFO 2017: Precision Healthcare through Informatics, 2017

Quality assurance of the gene ontology using abstraction networks.
J. Bioinformatics and Computational Biology, 2016

A Quality-Assurance Study of ChEBI.
Proceedings of the Joint International Conference on Biological Ontology and BioCreative, 2016

Structural measures to track the evolution of SNOMED CT hierarchies.
Journal of Biomedical Informatics, 2015

Abstraction networks for terminologies: Supporting management of "big knowledge".
Artificial Intelligence in Medicine, 2015

Using android as a platform for programming in the IT curriculum.
Proceedings of the 15th Annual Conference on Information Technology Education, 2014

The readiness of SNOMED problem list concepts for meaningful use of electronic health records.
Artificial Intelligence in Medicine, 2013

Choosing the Granularity of Abstraction Networks for Orientation and Quality Assurance of the Sleep Domain Ontology.
Proceedings of the 4th International Conference on Biomedical Ontology, 2013

Scalability of Abstraction-Network-Based Quality Assurance to Large SNOMED Hierarchies.
Proceedings of the AMIA 2013, 2013

A Family-Based Framework for Supporting Quality Assurance of Biomedical Ontologies in BioPortal.
Proceedings of the AMIA 2013, 2013

A chemical specialty semantic network for the Unified Medical Language System.
J. Cheminformatics, 2012

Abstraction of complex concepts with a refined partial-area taxonomy of SNOMED.
Journal of Biomedical Informatics, 2012

Auditing complex concepts of SNOMED using a refined hierarchical abstraction network.
Journal of Biomedical Informatics, 2012

Using SNOMED semantic concept groupings to enhance semantic-type assignment consistency in the UMLS.
Proceedings of the ACM International Health Informatics Symposium, 2012

Clinical clarity versus terminological order: the readiness of SNOMED CT concept descriptors for primary care.
Proceedings of the 2nd International Workshop on Managing Interoperability and compleXity in Health Systems, 2012

Questionable relationship triples in the UMLS.
Proceedings of 2012 IEEE-EMBS International Conference on Biomedical and Health Informatics, 2012

Deriving an Abstraction Network to Support Quality Assurance in OCRe.
Proceedings of the AMIA 2012, 2012

Scalability of Piecewise Synonym Identification in Integration of SNOMED into the UMLS.
IJCMAM, 2011

Resolution of redundant semantic type assignments for organic chemicals in the UMLS.
Artificial Intelligence in Medicine, 2011

Multimedia-based visual programming promoting core competencies in IT education.
Proceedings of the SIGITE' 11 ACM Special Interest Group for Information Technology Education Conference, 2011

The Neighborhood Auditing Tool: A hybrid interface for auditing the UMLS.
Journal of Biomedical Informatics, 2009

Special Issue on Auditing of Terminologies.
Journal of Biomedical Informatics, 2009

Structural group auditing of a UMLS semantic type's extent.
Journal of Biomedical Informatics, 2009

Research Paper: Modeling Multi-typed Structurally Viewed Chemicals with the UMLS Refined Semantic Network.
JAMIA, 2009

Research Paper: Expanding the Extent of a UMLS Semantic Type via Group Neighborhood Auditing.
JAMIA, 2009

Using WordNet synonym substitution to enhance UMLS source integration.
Artificial Intelligence in Medicine, 2009

Auditing SNOMED Relationships Using a Converse Abstraction Network.
Proceedings of the AMIA 2009, 2009

Comparing Inconsistent Relationship Configurations Indicating UMLS Errors.
Proceedings of the AMIA 2009, 2009

Automated comparative auditing of NCIT genomic roles using NCBI.
Journal of Biomedical Informatics, 2008

Complexity Measures to Track the Evolution of a SNOMED Hierarchy.
Proceedings of the AMIA 2008, 2008

Auditing Complex Concepts in Overlapping Subsets of SNOMED.
Proceedings of the AMIA 2008, 2008

Structural methodologies for auditing SNOMED.
Journal of Biomedical Informatics, 2007

Ownership as a conceptual modeling construct.
Data Knowl. Eng., 2007

Piecewise Synonyms for Enhanced UMLS Source Terminology Integration.
Proceedings of the AMIA 2007, 2007

Analysis of Error Concentrations in SNOMED.
Proceedings of the AMIA 2007, 2007

Research Paper: Auditing as Part of the Terminology Design Life Cycle.
JAMIA, 2006

An Application Intersection Marketing Ontology.
Proceedings of the Theoretical Computer Science, 2006

Model Formulation: Relationship Structures and Semantic Type Assignments of the UMLS Enriched Semantic Network.
JAMIA, 2005

A lexical metaschema for the UMLS semantic network.
Artificial Intelligence in Medicine, 2005

An expert study evaluating the UMLS lexical metaschema.
Artificial Intelligence in Medicine, 2005

Contextual Partitioning for Comprehension of OODB Schemas.
Knowl. Inf. Syst., 2004

Model Formulation: An Enriched Unified Medical Language System Semantic Network with a Multiple Subsumption Hierarchy.
JAMIA, 2004

Designing metaschemas for the UMLS enriched semantic network.
Journal of Biomedical Informatics, 2003

Semantic refinement and error correction in large terminological knowledge bases.
Data Knowl. Eng., 2003

Frameworks for incorporating semantic relationships into object-oriented database systems.
Concurrency and Computation: Practice and Experience, 2003

Using OODB Modeling to Partition a Vocabulary in Structurally and Semantically Uniform Concept Groups.
IEEE Trans. Knowl. Data Eng., 2002

Evaluation and application of a semantic network partition.
IEEE Trans. Information Technology in Biomedicine, 2002

Partitioning the UMLS semantic network.
IEEE Trans. Information Technology in Biomedicine, 2002

The cohesive metaschema: a higher-level abstraction of the UMLS Semantic Network.
Journal of Biomedical Informatics, 2002

Enriching the structure of the UMLS semantic network.
Proceedings of the AMIA 2002, 2002

Auditing the UMLS for redundant classifications.
Proceedings of the AMIA 2002, 2002

The Importance of Ownership for E-Commerce.
Proceedings of the Semantic Issues in E-Commerce Systems, 2001

A metaschema of the UMLS based on a partition of its semantic network.
Proceedings of the AMIA 2001, 2001

Research Paper: Representing the UMLS as an Object-oriented Database: Modeling Issues and Advantages.
JAMIA, 2000

How to Partition a Complex Schema of a Medical Terminology.
Proceedings of the AMIA 2000, 2000

Partitioning the Semantic Network of the UMLS.
Proceedings of the AMIA 2000, 2000

Model Formulation: Benefits of an Object-oriented Database Representation for Controlled Medical Terminologies.
JAMIA, 1999

Controlled Vocabularies in OODBs: Modeling Issues and Implementation.
Distributed and Parallel Databases, 1999

A methodology for partitioning a vocabulary hierarchy into trees.
Artificial Intelligence in Medicine, 1999

Incorporating Semantic Relationships into an Object-Oriented Database System.
Proceedings of the 32nd Annual Hawaii International Conference on System Sciences (HICSS-32), 1999

Using a Similarity Measurement to Partition a Vocabulary of Medical Concepts.
Proceedings of the Database and Expert Systems Applications, 10th International Conference, 1999

Modeling the UMLS using an OODB.
Proceedings of the AMIA 1999, 1999

An OODB Part-Whole Model: Semantics, Notation and Implementation.
Data Knowl. Eng., 1998

Converting an integrated hospital formulary into an object-oriented database representation.
Proceedings of the AMIA 1998, 1998

Partitioning a vocabulary's IS-A hierarchy into trees.
Proceedings of the AMIA 1997, 1997

Modeling a Vocabulary in an Object-Oriented Database.
Proceedings of the CIKM '96, Proceedings of the Fifth International Conference on Information and Knowledge Management, November 12, 1996

The OODB Ownership Relationship.
OOIS, 1994

Integrating a Part Relationship Into an Open OODB System Using Metaclasses.
Proceedings of the Third International Conference on Information and Knowledge Management (CIKM'94), Gaithersburg, Maryland, November 29, 1994

Value Propagation in Object-Oriented Database Part Hierarchies.
Proceedings of the CIKM 93, 1993

A Graphical Schema Representation for Object-Oriented Databases.
IDS, 1992

"Part" Relations for Object-Oriented Databases.
Proceedings of the Entity-Relationship Approach, 1992