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Christopher Ochs

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2020 – today

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2023
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Michael Halper, Larisa N. Soldatova, Mathias Brochhausen, Fatima Sabiu Maikore, Christopher Ochs, Yehoshua Perl:
Guidelines for the reuse of ontology content. Appl. Ontology 18(1): 5-29 (2023)
2021
[j16]
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Ling Zheng, Yehoshua Perl, Yongqun He, Christopher Ochs, James Geller, Hao Liu, Vipina Kuttichi Keloth:
Visual comprehension and orientation into the COVID-19 CIDO ontology. J. Biomed. Informatics 120: 103861 (2021)

2010 – 2019

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2018
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Ling Zheng, Yan Chen, Gai Elhanan, Yehoshua Perl, James Geller, Christopher Ochs:
Complex overlapping concepts: An effective auditing methodology for families of similarly structured BioPortal ontologies. J. Biomed. Informatics 83: 135-149 (2018)
[c20]
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Ling Zheng, Hao Liu, Yehoshua Perl, James Geller, Christopher Ochs, James T. Case:
Overlapping Complex Concepts Have More Commission Errors, Especially in Intensive Terminology Auditing. AMIA 2018
[c19]
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Michael Halper, Christopher Ochs, Yehoshua Perl, Sivaram Arabandi, Mark A. Musen:
Quality Assurance of Ontology Content Reuse. ICBO 2018
2017
[j14]
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Gai Elhanan, Christopher Ochs, José L. V. Mejino Jr., Hao Liu, Christopher J. Mungall, Yehoshua Perl:
From SNOMED CT to Uberon: Transferability of evaluation methodology between similarly structured ontologies. Artif. Intell. Medicine 79: 9-14 (2017)
[j13]
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Christopher Ochs, James T. Case, Yehoshua Perl:
Analyzing structural changes in SNOMED CT's Bacterial infectious diseases using a visual semantic delta. J. Biomed. Informatics 67: 101-116 (2017)
[j12]
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Christopher Ochs, Yehoshua Perl, James Geller, Sivaram Arabandi, Tania Tudorache, Mark A. Musen:
An empirical analysis of ontology reuse in BioPortal. J. Biomed. Informatics 71: 165-177 (2017)
[j11]
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Ling Zheng, Hasan Yumak, Ling Chen, Christopher Ochs, James Geller, Joan Kapusnik-Uner, Yehoshua Perl:
Quality assurance of chemical ingredient classification for the National Drug File - Reference Terminology. J. Biomed. Informatics 73: 30-42 (2017)
[c18]
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Christopher Ochs, James Geller, Yehoshua Perl:
Applications of the Ontology Abstraction Framework. AMIA 2017
[c17]
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Ling Zheng, Christopher Ochs, James Geller, Hao Liu, Yehoshua Perl, Sherri de Coronado:
Multi-layer Big Knowledge Visualization Scheme for Comprehending Neoplasm Ontology Content. ICBK 2017: 127-134
[c16]
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Ling Zheng, Yehoshua Perl, Gai Elhanan, Christopher Ochs, James Geller, Michael Halper:
Summarizing an Ontology: A "Big Knowledge" Coverage Approach. MedInfo 2017: 978-982
[c15]
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Christopher Ochs, James Geller, Mark A. Musen, Yehoshua Perl:
Real Time Summarization and Visualization of Ontology Change in Protégé. VOILA@ISWC 2017: 75-86
2016
[j10]
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Ankur Agrawal, Yehoshua Perl, Christopher Ochs, Gai Elhanan:
A contextual auditing method for SNOMED CT concepts. Int. J. Data Min. Bioinform. 15(4): 372-391 (2016)
[j9]
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Christopher Ochs, Yehoshua Perl, Michael Halper, James Geller, Jane Lomax:
Quality assurance of the gene ontology using abstraction networks. J. Bioinform. Comput. Biol. 14(3): 1642001:1-1642001:22 (2016)
[j8]
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Christopher Ochs, Zhe He, Ling Zheng, James Geller, Yehoshua Perl, George Hripcsak, Mark A. Musen:
Utilizing a structural meta-ontology for family-based quality assurance of the BioPortal ontologies. J. Biomed. Informatics 61: 63-76 (2016)
[j7]
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Christopher Ochs, James Geller, Yehoshua Perl, Mark A. Musen:
A unified software framework for deriving, visualizing, and exploring abstraction networks for ontologies. J. Biomed. Informatics 62: 90-105 (2016)
[c14]
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Christopher Ochs, James T. Case, Yehoshua Perl:
Tracking the Remodeling of SNOMED CT's Bacterial Infectious Diseases. AMIA 2016
[c13]
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Christopher Ochs, Yehoshua Perl, Gai Elhanan, James T. Case:
A Descriptive Delta for Identifying Changes in SNOMED CT. ICBO/BioCreative 2016
[c12]
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Yehoshua Perl, Christopher Ochs, Sherri de Coronado, Nicole Thomas:
Visualizing the "Big Picture" of Change in NCIt's Biological Processes. ICBO/BioCreative 2016
2015
[j6]
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Michael Halper, Huanying Gu, Yehoshua Perl, Christopher Ochs:
Abstraction networks for terminologies: Supporting management of "big knowledge". Artif. Intell. Medicine 64(1): 1-16 (2015)
[j5]
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Christopher Ochs, James Geller, Yehoshua Perl, Yan Chen, Junchuan Xu, Hua Min, James T. Case, Zhi Wei:
Scalable quality assurance for large SNOMED CT hierarchies using subject-based subtaxonomies. J. Am. Medical Informatics Assoc. 22(3): 507-518 (2015)
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Christopher Ochs, James Geller, Yehoshua Perl, Yan Chen, Ankur Agrawal, James T. Case, George Hripcsak:
A tribal abstraction network for SNOMED CT target hierarchies without attribute relationships. J. Am. Medical Informatics Assoc. 22(3): 628-639 (2015)
[j3]
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Christopher Ochs, Yehoshua Perl, James Geller, Melissa A. Haendel, Matthew H. Brush, Sivaram Arabandi, Samson W. Tu:
Summarizing and visualizing structural changes during the evolution of biomedical ontologies using a Diff Abstraction Network. J. Biomed. Informatics 56: 127-144 (2015)
[j2]
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Duo Helen Wei, Huanying Helen Gu, Yehoshua Perl, Michael Halper, Christopher Ochs, Gai Elhanan, Yan Chen:
Structural measures to track the evolution of SNOMED CT hierarchies. J. Biomed. Informatics 57: 278-287 (2015)
[c11]
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Christopher Ochs, Ling Zheng, Huanying Gu, Yehoshua Perl, James Geller, Joan Kapusnik-Uner, Aleksandr Zakharchenko:
Drug-drug Interaction Discovery Using Abstraction Networks for "National Drug File - Reference Terminology" Chemical Ingredients. AMIA 2015
[c10]
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Ankur Agrawal, Yehoshua Perl, Christopher Ochs, Gai Elhanan:
Algorithmic detection of inconsistent modeling among SNOMED CT concepts by combining lexical and structural indicators. BIBM 2015: 476-483
[c9]
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Christopher Ochs, Yehoshua Perl, James Geller, Mark A. Musen:
Using aggregate taxonomies to summarize SNOMED CT evolution. BIBM 2015: 1008-1015
2013
[c8]
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Zhe He, Christopher Ochs, Ankur Agrawal, Yehoshua Perl, Dimitris Zeginis, Konstantinos A. Tarabanis, Gai Elhanan, Michael Halper, Natasha F. Noy, James Geller:
A Family-Based Framework for Supporting Quality Assurance of Biomedical Ontologies in BioPortal. AMIA 2013
[c7]
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Christopher Ochs, Yehoshua Perl, James Geller, Michael Halper, Huanying Helen Gu, Yan Chen, Gai Elhanan:
Scalability of Abstraction-Network-Based Quality Assurance to Large SNOMED Hierarchies. AMIA 2013
[c6]
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Zhe He, Christopher Ochs, Larisa N. Soldatova, Yehoshua Perl, Sivaram Arabandi, James Geller:
Auditing Redundant Import in Reuse of a Top Level Ontology for the Drug Discovery Investigations Ontology. VDOS+DO@ICBO 2013
[c5]
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Christopher Ochs, Zhe He, Yehoshua Perl, Sivaram Arabandi, Michael Halper, James Geller:
Choosing the Granularity of Abstraction Networks for Orientation and Quality Assurance of the Sleep Domain Ontology. ICBO 2013: 84-89
[c4]
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Christopher Ochs, Yehoshua Perl, James Geller:
BLUSNO: A System for Orientation, Visualization, and Quality Assurance of SNOMED CT Using Abstraction Networks. ICBO 2013: 128-129
2012
[c3]
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James Geller, Christopher Ochs, Yehoshua Perl, Junchuan Xu:
New Abstraction Networks and a New Visualization Tool in Support of Auditing the SNOMED CT Content. AMIA 2012
[c2]
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Christopher Ochs, Ankur Agrawal, Yehoshua Perl, Michael Halper, Samson W. Tu, Simona Carini, Ida Sim, Natalya Fridman Noy, Mark A. Musen, James Geller:
Deriving an Abstraction Network to Support Quality Assurance in OCRe. AMIA 2012
2011
[j1]
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Christopher Ochs, James Geller, Yehoshua Perl:
A Relationship-Centric Hybrid Interface for Browsing and Auditing the UMLS. Trans. SDPS 15(4): 3-25 (2011)
[c1]
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Christopher Ochs, Tian Tian, James Geller, Soon Ae Chun:
Google Knows Who is Famous Today - Building an Ontology from Search Engine Knowledge and DBpedia. ICSC 2011: 320-327

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