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...s retrievable entities has been considered particularly viable in the case of long documents or documents that cover a variety of topics. Early examples of SDR include approaches to passage retrieval =-=[3, 7, 9]-=- and hypertext [5]. The more recent revival of SDR is a result of the widespread use of XML on the Web and in digital libraries, which has led to a drastic increase in the number of XML IR sysProceedi...

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...as been considered particularly viable in the case of long documents or documents that cover a variety of topics. Early examples of SDR include approaches to passage retrieval [3, 7, 9] and hypertext =-=[5]-=-. The more recent revival of SDR is a result of the widespread use of XML on the Web and in digital libraries, which has led to a drastic increase in the number of XML IR sysProceedings of the 12th Au...

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...sk focused on comparing XML element retrieval with passage retrieval to explore potential benefits and trade-offs. 2.1 Document Collection and Topics The experiment used the INEX Wikipedia collection =-=[4]-=- consisting of 659,388 documents totalling about 4.6GB of data and twelve topics (simulated work tasks). 2.2 Search Systems Participants were asked to perform search using two different search engines...

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...s retrievable entities has been considered particularly viable in the case of long documents or documents that cover a variety of topics. Early examples of SDR include approaches to passage retrieval =-=[3, 7, 9]-=- and hypertext [5]. The more recent revival of SDR is a result of the widespread use of XML on the Web and in digital libraries, which has led to a drastic increase in the number of XML IR sysProceedi...

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...perform search using two different search engines: the Panop1 http://inex.is.informatik.uni-duisburg.de/ 40sticTM/FunnelbackTM passage retrieval system provided by CSIRO (passage system) and the TopX =-=[12]-=- XML element retrieval system (element system). Figure 1: TopX XML element retrieval system. Figure 2: Panoptic passage retrieval system. In order to remove any experimental bias due to user interface...

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...s retrievable entities has been considered particularly viable in the case of long documents or documents that cover a variety of topics. Early examples of SDR include approaches to passage retrieval =-=[3, 7, 9]-=- and hypertext [5]. The more recent revival of SDR is a result of the widespread use of XML on the Web and in digital libraries, which has led to a drastic increase in the number of XML IR sysProceedi...

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...an that users were better supported in their browsing using the element system. Note that the average query rate per second is only 0.01 across all iTrack experiments, compared with 0.028 reported in =-=[14]-=- for the Web. 3.2 Search Trails To study users’ post-query browsing behaviour, we extracted search trails from the system logs. We defined a search trail as a series of visited document components, in...

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...perimental design employed at iTrack 2006. Keywords XML element retrieval, passage retrieval, INEX interactive track, video user study. 1 Introduction Long before the eXtensible Markup Language (XML) =-=[2]-=- became widely adopted as a standard document format, work in the field of Structured Document Retrieval (SDR) was already underway to address shortcomings of traditional IR. Recognising that users ar...

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...dditional questionnaires. This paper reports our analysis of the log data combined with the qualitative data we collected from the videos. Analysis of the questionnaire data is reported separately in =-=[8]-=-. The paper is structured as follows. Section 2 details the experimental setup. Section 3 presents the results of our analysis of the system logs for 82 users. Section 4 summarises the findings of our...

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...ft Research Cambridge, UK gabkaz@microsoft.com tems being developed [1]. Another important catalyst of recent advances in XML IR is that of the INitiative for the Evaluation of XML retrieval (INEX) 1 =-=[6]-=-. Since 2002, INEX has been promoting research in XML IR by providing a forum for researchers to evaluate their XML retrieval approaches and compare their results. Since 2004, the interactive track (i...

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...NEX has been promoting research in XML IR by providing a forum for researchers to evaluate their XML retrieval approaches and compare their results. Since 2004, the interactive track (iTrack) at INEX =-=[13, 10]-=- has been investigating the behaviour of users when interacting with components of XML documents. In 2006, iTrack aimed to answer questions regarding the differences and similarities between XML eleme...

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... when interacting with components of XML documents. In 2006, iTrack aimed to answer questions regarding the differences and similarities between XML element retrieval and passage retrieval approaches =-=[11]-=-. We took part in the iTrack 2006 experiments with 8 participants. The standard participation involved each participant completing four search tasks using either a passage retrieval or an XML element ...