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Sökning: onr:"swepub:oai:lup.lub.lu.se:f1e66b75-bf2c-47c2-ba81-5b220852ee3d" > It depends on how y...

LIBRIS Formathandbok  (Information om MARC21)
FältnamnIndikatorerMetadata
00004462naa a2200409 4500
001oai:lup.lub.lu.se:f1e66b75-bf2c-47c2-ba81-5b220852ee3d
003SwePub
008160401s2012 | |||||||||||000 ||eng|
024a https://lup.lub.lu.se/record/25402062 URI
024a https://doi.org/10.3758/s13428-012-0212-22 DOI
040 a (SwePub)lu
041 a engb eng
042 9 SwePub
072 7a art2 swepub-publicationtype
072 7a ref2 swepub-contenttype
100a Dewhurst, Richardu Lund University,Lunds universitet,Humanistlaboratoriet,Fakultetsgemensamma verksamheter,Humanistiska och teologiska fakulteterna,Lund University Humanities Lab,Units,Joint Faculties of Humanities and Theology4 aut0 (Swepub:lu)huml-rad
2451 0a It depends on how you look at it: Scanpath comparison in multiple dimensions with MultiMatch, a vector-based approach
264 c 2012-05-31
264 1b Springer Science and Business Media LLC,c 2012
520 a Eye movement sequences---or scanpaths---vary depending on stimulus characteristics and task (Foulsham \& Underwood, 2008; Land, Mennie, \& Rusted, 1999). Common methods for comparing scanpaths, however, are limited in their ability to capture both the spatial and temporal properties of which a scanpath consists. Here we validate a new method for scanpath comparison based on geometric vectors, which compares scanpaths over multiple dimensions retaining positional and sequential information (Jarodzka, Holmqvist, \& Nyström, 2010). `MultiMatch' was tested in two experiments and pitted against ScanMatch (Cristino, Mathôt, Theeuwes, \& Gilchrist, 2010), the most comprehensive adaptation of the popular Levenshtein method. Experiment 1 used synthetic data, demonstrating the greater sensitivity of MultiMatch to variations in spatial position. In experiment 2 real eye movement recordings were taken from participants viewing sequences of dots, designed to elicit scanpath pairs with commonalities known to be problematic for algorithms (for example, when one scanpath is shifted in locus, or fixations fall either side of an AOI boundary). Results illustrate the advantages of a multidimensional approach, revealing how two scanpath differ. For instance, if one scanpath is the reverse copy of another the difference is in direction but not the position of fixations; or if a scanpath is scaled down, the difference is in the length of saccadic vectors but not overall shape. As well as having enormous potential for any task in which consistency in eye movements is important (e.g. learning), MultiMatch is particularly relevant for "eye movements to nothing" in mental imagery research and embodiment of cognition, where satisfactory scanpath comparison algorithms are lacking.
650 7a SAMHÄLLSVETENSKAPx Medie- och kommunikationsvetenskapx Mänsklig interaktion med IKT0 (SwePub)508032 hsv//swe
650 7a SOCIAL SCIENCESx Media and Communicationsx Human Aspects of ICT0 (SwePub)508032 hsv//eng
653 a vectors
653 a Scanpaths
653 a MultiMatch
653 a ScanMatch
700a Nyström, Marcusu Lund University,Lunds universitet,Humanistlaboratoriet,Fakultetsgemensamma verksamheter,Humanistiska och teologiska fakulteterna,Lund University Humanities Lab,Units,Joint Faculties of Humanities and Theology4 aut0 (Swepub:lu)it-mny
700a Jarodzka, Halszka4 aut
700a Foulsham, Tom4 aut
700a Johansson, Rogeru Lund University,Lunds universitet,Institutionen för psykologi,Samhällsvetenskapliga institutioner och centrumbildningar,Samhällsvetenskapliga fakulteten,Department of Psychology,Departments of Administrative, Economic and Social Sciences,Faculty of Social Sciences4 aut0 (Swepub:lu)ling-rgj
700a Holmqvist, Kennethu Lund University,Lunds universitet,Humanistlaboratoriet,Fakultetsgemensamma verksamheter,Humanistiska och teologiska fakulteterna,Lund University Humanities Lab,Units,Joint Faculties of Humanities and Theology4 aut0 (Swepub:lu)lucs-kho
710a Humanistlaboratorietb Fakultetsgemensamma verksamheter4 org
773t Behavior Research Methodsd : Springer Science and Business Media LLCx 1554-3528
856u http://dx.doi.org/10.3758/s13428-012-0212-2x freey FULLTEXT
856u https://link.springer.com/content/pdf/10.3758%2Fs13428-012-0212-2.pdf
8564 8u https://lup.lub.lu.se/record/2540206
8564 8u https://doi.org/10.3758/s13428-012-0212-2

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