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A Subjective Logic Formalisation of the Principle of Polyrepresentation for Information Needs

Publikation: Bidrag til bog/antologi/rapportKonferencebidrag i proceedingsForskningfagfællebedømt

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A Subjective Logic Formalisation of the Principle of Polyrepresentation for Information Needs. / Lioma, Christina; Larsen, Birger; Schütze, Hinrich; Ingwersen, Peter.

IIiX'10 Proceeding of the Third Symposium on Information Interaction in Context: New Brunswick, NJ, USA. August 18-21, 2010. red. / Nicholas J. Belkin; Diane Kelly. New York : Association for Computing Machinery, 2010. s. 125-134.

Publikation: Bidrag til bog/antologi/rapportKonferencebidrag i proceedingsForskningfagfællebedømt

Harvard

Lioma, C, Larsen, B, Schütze, H & Ingwersen, P 2010, A Subjective Logic Formalisation of the Principle of Polyrepresentation for Information Needs. i NJ Belkin & D Kelly (red), IIiX'10 Proceeding of the Third Symposium on Information Interaction in Context: New Brunswick, NJ, USA. August 18-21, 2010. Association for Computing Machinery, New York, s. 125-134. https://doi.org/10.1145/1840784.1840804

APA

Lioma, C., Larsen, B., Schütze, H., & Ingwersen, P. (2010). A Subjective Logic Formalisation of the Principle of Polyrepresentation for Information Needs. I N. J. Belkin, & D. Kelly (red.), IIiX'10 Proceeding of the Third Symposium on Information Interaction in Context: New Brunswick, NJ, USA. August 18-21, 2010 (s. 125-134). Association for Computing Machinery. https://doi.org/10.1145/1840784.1840804

Vancouver

Lioma C, Larsen B, Schütze H, Ingwersen P. A Subjective Logic Formalisation of the Principle of Polyrepresentation for Information Needs. I Belkin NJ, Kelly D, red., IIiX'10 Proceeding of the Third Symposium on Information Interaction in Context: New Brunswick, NJ, USA. August 18-21, 2010. New York: Association for Computing Machinery. 2010. s. 125-134 https://doi.org/10.1145/1840784.1840804

Author

Lioma, Christina ; Larsen, Birger ; Schütze, Hinrich ; Ingwersen, Peter. / A Subjective Logic Formalisation of the Principle of Polyrepresentation for Information Needs. IIiX'10 Proceeding of the Third Symposium on Information Interaction in Context: New Brunswick, NJ, USA. August 18-21, 2010. red. / Nicholas J. Belkin ; Diane Kelly. New York : Association for Computing Machinery, 2010. s. 125-134

Bibtex

@inproceedings{7fc67c6635a445789e2415d8998e6022,
title = "A Subjective Logic Formalisation of the Principle of Polyrepresentation for Information Needs",
abstract = "Interactive Information Retrieval refers to the branch of Information Retrieval that considers the retrieval process with respect to a wide range of contexts, which may affect the user's information seeking experience. The identification and representation of such contexts has been the object of the principle of Polyrepresentation, a theoretical framework for reasoning about different representations arising from interactive information retrieval in a given context. Although the principle of Polyrepresentation has received attention from many researchers, not much empirical work has been done based on it. One reason may be that it has not yet been formalised mathematically. In this paper we propose an up-to-date and flexible mathematical formalisation of the principle of Polyrepresentation for information needs. Specifically, we apply Subjective Logic to model different representations of information needs as beliefs marked by degrees of uncertainty. We combine such beliefs using different logical operators, and we discuss these combinations with respect to different retrieval scenarios and situations. A formal model is introduced and discussed, with illustrative applications to the modelling of information needs.",
keywords = "Subjective logic, Polyrepresentation, Information Needs",
author = "Christina Lioma and Birger Larsen and Hinrich Sch{\"u}tze and Peter Ingwersen",
year = "2010",
doi = "10.1145/1840784.1840804",
language = "English",
pages = "125--134",
editor = "Belkin, {Nicholas J.} and Diane Kelly",
booktitle = "IIiX'10 Proceeding of the Third Symposium on Information Interaction in Context",
publisher = "Association for Computing Machinery",

}

RIS

TY - GEN

T1 - A Subjective Logic Formalisation of the Principle of Polyrepresentation for Information Needs

AU - Lioma, Christina

AU - Larsen, Birger

AU - Schütze, Hinrich

AU - Ingwersen, Peter

PY - 2010

Y1 - 2010

N2 - Interactive Information Retrieval refers to the branch of Information Retrieval that considers the retrieval process with respect to a wide range of contexts, which may affect the user's information seeking experience. The identification and representation of such contexts has been the object of the principle of Polyrepresentation, a theoretical framework for reasoning about different representations arising from interactive information retrieval in a given context. Although the principle of Polyrepresentation has received attention from many researchers, not much empirical work has been done based on it. One reason may be that it has not yet been formalised mathematically. In this paper we propose an up-to-date and flexible mathematical formalisation of the principle of Polyrepresentation for information needs. Specifically, we apply Subjective Logic to model different representations of information needs as beliefs marked by degrees of uncertainty. We combine such beliefs using different logical operators, and we discuss these combinations with respect to different retrieval scenarios and situations. A formal model is introduced and discussed, with illustrative applications to the modelling of information needs.

AB - Interactive Information Retrieval refers to the branch of Information Retrieval that considers the retrieval process with respect to a wide range of contexts, which may affect the user's information seeking experience. The identification and representation of such contexts has been the object of the principle of Polyrepresentation, a theoretical framework for reasoning about different representations arising from interactive information retrieval in a given context. Although the principle of Polyrepresentation has received attention from many researchers, not much empirical work has been done based on it. One reason may be that it has not yet been formalised mathematically. In this paper we propose an up-to-date and flexible mathematical formalisation of the principle of Polyrepresentation for information needs. Specifically, we apply Subjective Logic to model different representations of information needs as beliefs marked by degrees of uncertainty. We combine such beliefs using different logical operators, and we discuss these combinations with respect to different retrieval scenarios and situations. A formal model is introduced and discussed, with illustrative applications to the modelling of information needs.

KW - Subjective logic

KW - Polyrepresentation

KW - Information Needs

U2 - 10.1145/1840784.1840804

DO - 10.1145/1840784.1840804

M3 - Article in proceedings

SP - 125

EP - 134

BT - IIiX'10 Proceeding of the Third Symposium on Information Interaction in Context

A2 - Belkin, Nicholas J.

A2 - Kelly, Diane

PB - Association for Computing Machinery

CY - New York

ER -

ID: 47068828