MASTER
Hippocrates a context-aware, collaboration enabling search toolAravanis, G.
Award date: 2014Disclaimer This document contains a student thesis (bachelor's or master's), as authored by a student at Eindhoven University of Technology. Student theses are made available in the TU/e repository upon obtaining the required degree. The grade received is not published on the document as presented in the repository. The required complexity or quality of research of student theses may vary by program, and the required minimum study period may vary in duration.
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AbstractHippocrates is a search tool that contains 1.6 million of biomedical references from Pubmed, related to the Oncology domain. It makes use of the data model incorporated into the European project EURECA and is oriented in extending the current framework with biomedical searching functionality. EURECA framework is used by oncologists for multiple use cases.Having as input of Hippocrates the workflow state of the oncologist's workflow, but also the Electronic Health Record (EHR) of the patient, the objective of the current project was defined; to improve the searching process of the oncologist by making use of the contextual information of the case. During this project, the concept of collaboration among doctors became more and more obvious that was needed and necessary to be supported in the searching process.Different contextualization and collaboration techniques were discovered, analyzed and finally implemented as Hippocrates components. Three different contextualization approaches were implemented; the pre-filtering in which concepts included in the EHR of the patients are used by the oncologist in order to filter the documents and get relevant only results, the query expansion that expands the user's query with the patient's observations including that of the diagnosis and the reranking that re-ranks the top results based on a Boolean score of concepts of the EHR included in the references.In the collaboration perspective, an algorithmic intervention based on the I-SPY equations for scoring documents rated by similar users was implemented among multiple User Interface (UI) based intervention components such as group history ranked by rating.The experiment/evaluation of Hippocrates besides the effort and resources devoted towards that direction, was limi...