Browsing Tetherless World Publications by Author "Seneviratne, Oshani"
Now showing items 21-38 of 38
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Semantics-Driven Ingredient Substitution in the FoodKG
Shirai, Sola; Seneviratne, Oshani; Gordon, Minor; Chen, Ching Hua; McGuinness, Deborah L. (2020-11-01)The proliferation of recipes and other food information on the Web presents an opportunity for discovering and organizing diet-related knowledge into a knowledge graph. Currently, there are several ontologies related to ... -
Explanation Ontology in Action: A Clinical Use-Case
Chari, Shruthi; Seneviratne, Oshani; Gruen, Daniel; Foreman, Morgan; Das, Amar; McGuinness, Deborah L. (2020-11-01)We addressed the problem of a lack of semantic representation for user-centric explanations and different explanation types in our Explanation Ontology (https://purl.org/heals/eo). Such a representation is increasingly ... -
Foundations of Explainable Knowledge-Enabled Systems
Chari, Shruthi; Seneviratne, Oshani; Gruen, Daniel M.; McGuinness, Deborah L. (IOS Press, 2020-04)Explainability has been an important goal since the early days of Artificial Intelligence. Several approaches for producing explanations have been developed. However, many of these approaches were tightly coupled with the ... -
Knowledge Extraction of Cohort Characteristics in Research Publications
Franklin, Jade; Chari, Shruthi; Foreman, Morgan A.; Seneviratne, Oshani; Gruen, Daniel M.; McCusker, Jamie; Das, Amar K.; McGuinness, Deborah L. (AMIA, 2020)When healthcare providers review the results of a clinical trial study to understand its applicability to their practice, they typically analyze how well the characteristics of the study cohort correspond to those of the ... -
Semantic Graph Analysis to Combat Cryptocurrency Misinformation on the Web
Kazenoff, Daniel; Seneviratne, Oshani; McGuinness, Deborah L. (CEUR-WS, 2020)With the hype around blockchain technologies, misinformation on ‘get rich quick’ scams are becoming rampant. In this work, we describe a solution that puts in the groundwork to identify fraudulent users and track them ... -
A Survey on Personal Health Knowledge Graphs
Shirai, Sola S.; Seneviratne, Oshani; McGuinness, Deborah L. (Knowledge Graph Conference, 2020) -
Directions for Explainable Knowledge-Enabled Systems
Chari, Shruthi; Gruen, Daniel M.; Seneviratne, Oshani; McGuinness, Deborah L. (IOS Press, 2020)Interest in the field of Explainable Artificial Intelligence has been growing for decades and has accelerated recently. As Artificial Intelligence models have become more complex, and often more opaque, with the incorporation ... -
Reflections on successful research in artificial intelligence: An introduction
Chen, Ching-Hua; Hendler, James A.; Rashid, Sabbir; Seneviratne, Oshani; Sow, Daby; Srivastava, Biplav (Association for the Advancement of Artificial Intelligence, 2019-11-20)This editorial introduces the special topic articles on reflections on successful research in artificial intelligence. Consisting of a combination of interviews and full-length articles, the special topic articles examine ... -
Making Study Populations Visible through Knowledge Graphs
Chari, Shruthi; Qim, Miao; Agu, Nkechinyere; Seneviratne, Oshani; McCusker, Jamie; Bennett, Kristin; Das, Amar; McGuinness, Deborah L. (2019-10-12) -
FoodKG: A Semantics-Driven Knowledge Graph for Food Recommendation
Haussmann, Steven; Seneviratne, Oshani; Chen, Yu; Ne'eman, Yarden; Codella, James; Chen, Ching Hua; McGuinness, Deborah L.; Zaki, Mohammed (2019-10-01)The proliferation of recipes and other food information on the Web presents an opportunity for discovering and organizing diet-related knowledge into a knowledge graph. Currently, there are several ontologies related to ... -
FoodKG Enabled Questions and Answers Application
Haussmann, Steven; Chen, Yu; Seneviratne, Oshani; Rastogi, Nidhi; Codella, James; Chen, Ching Hua; McGuinness, Deborah L.; Zaki, Mohammed (2019-10-01)We demonstrate the usage of our FoodKG [3], a food knowledge graph designed to assist in food recommendation. This resource, which brings together recipes, nutrition, food taxonomies, and links into existing ontologies, ... -
Ontology-enabled Analysis of Study Populations
Chari, Shruthi; Qim, Miao; Agu, Nkechinyere; Seneviratne, Oshani; McCusker, Jamie; Bennett, Kristin; Das, Amar; McGuinness, Deborah L. (2019-10-01)We address the problem of modeling study populations in research studies in a declarative manner. Research studies often have a great degree of variability in the reporting of population descriptions. To make study populations ... -
Automating Population Health Studies through Semantics and Statistics Semantic Statistics (SemStats)
New, Alexander; Qi, Miao; Chari, Shruthi; Rashid, Sabbir; Seneviratne, Oshani; McCusker, Jamie; Erickson, John S.; McGuinness, Deborah L.; Bennett, Kristin P. (Springer, 2019-10)With the rapid development of the Semantic Web, machines are able to understand the contextual meaning of data, including in the field of automated semantics-driven statistical reasoning. This paper introduces a ... -
Enabling Trust in Clinical Decision Support Recommendations through Semantics
Seneviratne, Oshani; Das, Amar K.; Chari, Shruthi; Agu, Nkechinyere; Rashid, Sabbir; Chen, Ching-Hua; McCusker, Jamie; Hendler, James A.; McGuinness, Deborah L. (CEUR Workshop Proceedings (CEUR-WS.org), 2019)In an ideal world, the evidence presented in a clinical guideline would cover all aspects of patient care and would apply to all types of patients; however, in practice, this rarely is the case. Existing medical decision ... -
Improving Identified Comorbidities using Semantically Annotated Disease Graph
Agu, Nkechinyere; Seneviratne, Oshani; McGuinness, Deborah L. (AMIA, 2018-11-08) -
Semantic Modeling of Cohort Descriptions in Research Studies
Chari, Shruthi; Weerawarana, Rukmal; Seneviratne, Oshani; McCusker, Jamie; McGuinness, Deborah L.; Das, Amar (2018-10-29)Recommendations in ADA’s Standards of Medical Care in Diabetes guideline are supported by findings from scientific publications (primarily clinical trials and case studies). We propose an approach rooted in Information ... -
Ontology-enabled Breast Cancer Characterization
Seneviratne, Oshani; Rashid, Sabbir; Chari, Shruthi; McCusker, Jamie; Bennett, Kristin; Hendler, James A.; McGuinness, Deborah L. (2018-10-01)We address the problem of characterizing breast cancer, which today is done using staging guidelines. Our demo will show different breast cancer staging results that leverage the Whyis semantic nanopublication knowledge ... -
Knowledge Integration for Disease Characterization: A Breast Cancer Example
Seneviratne, Oshani; Rashid, Sabbir; Chari, Shruthi; Bennett, Kristin; Hendler, James A.; McGuinness, Deborah L. (2018-07-20)With the rapid advancements in cancer research, the information that is useful for characterizing disease, staging tumors, and creating treatment and survivorship plans has been changing at a pace that creates challenges ...