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AA-Maps: attenuation and accumulation maps for spatio-temporal event visualisation

dc.contributor.authorAlbino, Catarina
dc.contributor.authorMoura Pires, João
dc.contributor.authorDatia, Nuno
dc.contributor.authorSilva, Ricardo Almeida
dc.contributor.authorSantos, Maribel Yasmina
dc.date.accessioned2018-01-25T09:48:50Z
dc.date.available2018-01-25T09:48:50Z
dc.date.issued2017-11-16
dc.description.abstractSome phenomena, such as crimes in a city, fires occurred in a country and road accidents can be interpreted as sets of spatio-temporal events. A spatio-temporal event is described by a geographic location, a time instant and other characterising attributes. The cartographic visualisation of spatio-temporal events remains unresolved, due to the challenges related with portraying multiple dimensions simultaneously: the spatial, the temporal and the semantic (zero or more dimensions) phenomenon's components. In this context, this article presents the Attenuation and Accumulation Maps (AA-Maps). The main idea of this visualisation analytic approach consists in showing in a map, the resulting effect of combining attenuation and accumulation, from a temporal reference of observation, given a spatio-temporal Level of Detail (LoD). Imagine the footprints of people crossing a garden in various directions. They leave different traces that summarize the cumulative effect of the footprints on the grass, which is attenuated as time goes by. AA-Maps support different combinations of attenuation and accumulation functions. In addition, this method also enables analysis with different Levels of Detail (LoD), both spatial and temporal. This allows distinct analytic perspectives of the phenomenon while promoting the search for the most suitable parametrization for its characteristics.pt_PT
dc.description.versioninfo:eu-repo/semantics/publishedVersionpt_PT
dc.identifier.citationALBINO, Catarina; [et al] – AA-Maps – attenuation and accumulation maps for spatio temporal event visualization. In 2017 21st International Conference Information Visualisation (IV), 2017. London, England: IEEE, 2017. ISBN 978-1-5386-0832-6. Pp. 292-295pt_PT
dc.identifier.doi10.1109/iV.2017.46pt_PT
dc.identifier.isbn978-1-5386-0832-6
dc.identifier.isbn978-1-5386-0831-9
dc.identifier.issn2375-0138
dc.identifier.urihttp://hdl.handle.net/10400.21/7972
dc.language.isoengpt_PT
dc.peerreviewedyespt_PT
dc.publisherInstitute of Electrical and Electronics Engineerspt_PT
dc.relationPOCI-01-0145-FEDER-007043 (ALGORITMI)pt_PT
dc.relation.publisherversionhttp://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=8107985pt_PT
dc.subjectGeovisual analyticspt_PT
dc.subjectSpatio-temporal eventspt_PT
dc.subjectCartographic representationpt_PT
dc.titleAA-Maps: attenuation and accumulation maps for spatio-temporal event visualisationpt_PT
dc.typeconference object
dspace.entity.typePublication
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/5876/UID%2FCEC%2F04516%2F2013/PT
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/5876/UID%2FCEC%2F00319%2F2013/PT
oaire.citation.conferencePlace11-14 July 2017 - London - Englandpt_PT
oaire.citation.endPage295pt_PT
oaire.citation.startPage292pt_PT
oaire.citation.title21st International Conference Information Visualisation (IV), 2017pt_PT
oaire.fundingStream5876
oaire.fundingStream5876
person.familyNameMoura Pires
person.familyNameDatia
person.familyNameSilva
person.familyNameSantos
person.givenNameJoão
person.givenNameNuno
person.givenNameRicardo Almeida
person.givenNameMaribel Yasmina
person.identifier2587159
person.identifier.ciencia-idB71B-453A-0176
person.identifier.ciencia-id071F-5CBD-5D83
person.identifier.ciencia-id3212-54CD-F759
person.identifier.orcid0000-0001-9933-936X
person.identifier.orcid0000-0003-1600-0227
person.identifier.orcid0000-0001-5187-8604
person.identifier.orcid0000-0002-3249-6229
person.identifier.ridD-5450-2013
person.identifier.ridR-7957-2016
person.identifier.ridM-5214-2013
person.identifier.scopus-author-id55925917200
person.identifier.scopus-author-id56026178000
person.identifier.scopus-author-id8407376200
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.nameFundação para a Ciência e a Tecnologia
project.funder.nameFundação para a Ciência e a Tecnologia
rcaap.rightsclosedAccesspt_PT
rcaap.typeconferenceObjectpt_PT
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relation.isAuthorOfPublication368f1534-fbb8-4e99-994c-1c7104a42bc6
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