Browse by Subject "Information Retrieval"

• (Graduate School of Library Science. University of Illinois at Urbana-Champaign, 1974)
Although minicomputers can be used in many types of information retrieval facilities, this paper deals primarily with bibliographic reference re- trieval systems. There are two main reasons why it is attractive to ...

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PDF (562kB)
• (2009-02-08)
This poster presents an on-going study, which attempts to implement an automated detection of the subject area of digital reference questions for the purpose of question triage. The study attempts to show that automated ...

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PDF (128kB)
• (2014-09-16)
Mathematical word problems (MWP) test critical aspects of reading comprehension in conjunction with generating a solution that agrees with the "story" in the problem. In this thesis we design and construct an MWP solver ...

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PDF (832kB)
• (iSchools, 2013-02)
Scientists continue to find challenges in the ever increasing amount of information that has been produced on a world wide scale, for the last decades. Research ideas are generally developed based on high quality citations ...

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PDF (203kB)
• (Dublin Core Metadata Initiative, 2008-09-24)
Contemporary retrieval systems, which search across collections, usually ignore collection-level metadata. Alternative approaches, exploiting collection-level information, will require an understanding of the various kinds ...

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Microsoft Word (118kB)
• (2010-02-03)
Ranking documents in response to users' information needs is a challenging task, due, in part, to the dynamic nature of users' interests with respect to a query or similar queries. We hypothesize that the interests of ...

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PDF (122kB)
• (2009-02-08)
Ranking is an important subject in information retrieval, and a variety of techniques and algorithms have been developed to rank the retrieved documents and web pages for a given query. However, ranking is also a ...

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PDF (428kB)
• (iSchools, 2013-02)
The field of Scientometrics is concerned with the analysis of science and scientific research. As science advances, scientists around the world continue to produce large numbers of research articles, which provide the ...

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PDF (133kB)
• (2013-05-24)
From social choice to statistics to coding theory, rankings are found to be a useful vehicle for storing and presenting information in modern data systems. Often, in order to process the information, an appropriately defined ...

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PDF (1MB)
• (2014-05-30)
Collecting all the online information about a particular entity (e.g., a person or a product) is a task commonly needed in many applications. In many cases, there often already exists a database with limited information ...

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PDF (2MB)
• (2009-02-08)
In this paper, an experiment is presented to explore hidden connections among historical images using literature-based discovery (LBD) method. The result of the experiment shows that LBD has the potential in finding ...

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PDF (2MB)
• (University of Illinois at Urbana-Champaign, 2011-12)
As input into the development, design, and improvement of the HathiTrust Research Center (HTRC), recipients of Google’s Digital Humanities Grants were interviewed to identify issues encountered during their projects. This ...

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PDF (665kB)
• (2013-05-24)
This thesis describes a novel retrieval model for case retrieval from online medical forums. This model uses semantic query weighting to obtain a more accurate representation of a case query. Semantic query weighting ...

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PDF (379kB)
• (2015-04-28)
We propose a novel formal model for optimizing interactive information retrieval interfaces. To model interactive retrieval in a general way, we frame the task of an interactive retrieval system as to choose a sequence of ...

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PDF (317kB)
• (2011-01-21)
We build a system to support search and visualization on heterogeneous information networks. We first build our system on a specialized heterogeneous information network: DBLP. The system aims to facilitate people, ...

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PDF (953kB)
• (2012-02-01)
The query-based search paradigm is based on the assumption that the searchers are able to come up with the effective differentiator terms to make their queries specific and precise. In reality, however, a large number of ...

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PDF (652kB)
• (2015-12-07)
The Lego Group invented LEGO bricks. These bricks could be put up together to build creative LEGO sets of different themes, such as a Volkswagen T1 Camper Van model (in Sculpture" theme) or The Simpsons House model (in ...

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PDF (1MB)
• (2010-02-03)
Taxonomic Name Recognition is prerequisite for more advanced processing and mining of full-text taxonomic literatures. This paper investigates three issues of current TNR tools in detail: (1) The difficulties and methods ...

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PDF (105kB)
• (2004-04)
Existing retrieval models all attempt to optimize one single utility function, which is often based on the topical relevance of a document with respect to a query. In real applications, retrieval involves more complex ...

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PDF (161kB)
• (2008-02-28)
The term facet has become an increasingly common part of the discourse about useful components of contemporary information infrastructure. The facet approach to browsing or navigation as a way to scaffold resource discovery ...

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Microsoft Word 2007 (570kB)