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Termes IGN > géomatique > géovisualisation > analyse géovisuelle
analyse géovisuelle
Commentaire :
- Geovisual analytics refers to the science of analytical reasoning with spatial information as facilitated by interactive visual interfaces. It is distinguished by its focus on novel approaches to analysis rather than novel approaches to visualization or computational methods alone. As a result, geovisual analytics is usually grounded in real-world problem solving contexts. Research in geovisual analytics may focus on the development of new computational approaches to identify or predict patterns, new visual interfaces to geographic data, or new insights into the cognitive and perceptual processes that users apply to solve complex analytical problems. Systems for geovisual analytics typically feature a high-degree of user-driven interactivity and multiple visual representation types for spatial data. Geovisual analytics tools have been developed for a variety of problem scenarios, such as crisis management and disease epidemiology. Looking ahead, the emergence of new spatial data sources and display formats is expected to spur an expanding set of research and application needs for the foreseeable future. (Robinson, A. (2017). Geovisual Analytics. The Geographic Information Science & Technology Body of Knowledge (3rd Quarter 2017 Edition), John P. Wilson (ed.). DOI: 10.22224/gistbok/2017.3.6)
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Scalable and privacy-respectful interactive discovery of place semantics from human mobility traces / Natalia Andrienko in Information visualization, vol 15 n° 2 (April 2016)
[article]
Titre : Scalable and privacy-respectful interactive discovery of place semantics from human mobility traces Type de document : Article/Communication Auteurs : Natalia Andrienko, Auteur ; Gennady Andrienko, Auteur ; Georg Fuchs, Auteur ; Piotr Jankowski, Auteur Année de publication : 2016 Article en page(s) : pp 117 - 153 Note générale : bibliographie Langues : Anglais (eng) Descripteur : [Termes IGN] analyse géovisuelle
[Termes IGN] analyse multicritère
[Termes IGN] données spatiotemporelles
[Termes IGN] information sémantique
[Termes IGN] migration pendulaire
[Termes IGN] mobilité urbaine
[Termes IGN] protection de la vie privée
[Termes IGN] réseau social
[Termes IGN] téléphone intelligent
[Termes IGN] trace GPS
[Vedettes matières IGN] GéovisualisationRésumé : (auteur) Mobility diaries of a large number of people are needed for assessing transportation infrastructure and spatial development planning. Acquisition of personal mobility diaries through population surveys is a costly and error-prone endeavour. We examine an alternative approach to obtaining similar information from episodic digital traces of people’s presence in various locations, which appear when people use their mobile devices for making phone calls, accessing the Internet or posting georeferenced contents (texts, photos or videos) in social media. Having episodic traces of a person over a long time period, it is possible to detect significant (repeatedly visited) personal places and identify them as home, work or place of social activities based on temporal patterns of a person’s presence in these places. Such analysis, however, can lead to compromising personal privacy. We have investigated the feasibility of deriving place meanings and reconstructing personal mobility diaries while preserving the privacy of individuals whose data are analysed. We have devised a visual analytics approach and a set of supporting tools making such privacy-preserving analysis possible. The approach was tested in two case studies with publicly available data: simulated tracks from the VAST Challenge 2014 and real traces built from georeferenced Twitter posts. Numéro de notice : A2016--019 Affiliation des auteurs : non IGN Thématique : GEOMATIQUE Nature : Article DOI : 10.1177/1473871615581216 En ligne : https://doi.org/10.1177/1473871615581216 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=83874
in Information visualization > vol 15 n° 2 (April 2016) . - pp 117 - 153[article]European handbook of crowdsourced geographic information, ch. 12. Gaining knowledge from georeferenced social media data with visual analytics / Gennady Andrienko (2016)
Titre de série : European handbook of crowdsourced geographic information, ch. 12 Titre : Gaining knowledge from georeferenced social media data with visual analytics Type de document : Chapitre/Contribution Auteurs : Gennady Andrienko, Auteur ; Natalia Andrienko, Auteur Editeur : Londres : Ubiquity press Année de publication : 2016 Importance : pp 157 - 167 Note générale : bibliographie Langues : Anglais (eng) Descripteur : [Termes IGN] analyse de groupement
[Termes IGN] analyse géovisuelle
[Termes IGN] analyse spatiale
[Termes IGN] données spatiotemporelles
[Termes IGN] mobilité urbaine
[Termes IGN] réseau social
[Termes IGN] trajet (mobilité)
[Vedettes matières IGN] GéovisualisationRésumé : (auteur) Analysis of the collections of geographically referenced posts published in social media, such as Twitter, Flickr, and YouTube, can bring new knowledge about places, geographical objects, and events interesting to people, and about people’s mobility behaviours. Gaining knowledge from large data collections requires combining computational analysis with human interpretation, judgement, and reasoning, which, in turn, require appropriate visual representations of the data and analysis results. Visual analytics integrates computational analysis techniques with interactive visual interfaces to support collaborative human−computer analytical activities. We give a brief overview of visual analytics approaches to extracting various kinds of information and knowledge from georeferenced social media data. Numéro de notice : H2016-003 Affiliation des auteurs : non IGN Thématique : GEOMATIQUE/URBANISME Nature : Chapître / contribution nature-HAL : ChOuvrScient DOI : 10.5334/bax En ligne : https://doi.org/10.5334/bax Format de la ressource électronique : URL Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=83785 Documents numériques
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Gaining knowledge from georeferenced social media dataAdobe Acrobat PDF Geovisual analytics and the science of interaction: an empirical interaction study / Robert Emmett Roth in Cartography and Geographic Information Science, Vol 43 n° 1 (January 2016)
[article]
Titre : Geovisual analytics and the science of interaction: an empirical interaction study Type de document : Article/Communication Auteurs : Robert Emmett Roth, Auteur ; Alan M. MacEachren, Auteur Année de publication : 2016 Article en page(s) : pp 30 - 54 Note générale : bibliographie Langues : Anglais (eng) Descripteur : [Termes IGN] analyse géovisuelle
[Termes IGN] interactivité
[Termes IGN] interface graphique
[Termes IGN] interface utilisateur
[Termes IGN] stratégie
[Vedettes matières IGN] GéovisualisationRésumé : (auteur) Among the most pressing research and development challenges facing geovisual analytics is the establishment of a science of interaction to inform the design of visual interfaces to computational methods. The most promising work on interaction to date has attempted to identify and articulate the fundamental interaction primitives that define the complete design space for the user experience. In this paper, we take the logical next step beyond this prior research, reporting on a controlled interaction study to learn how variation in interaction primitive combinations impacts broader interaction strategies (i.e., to learn how interaction primitives relate for both design and use). GeoVISTA CrimeViz – a geovisual analytics application developed in partnership with the Harrisburg (Pennsylvania, USA) Bureau of Police – was leveraged as a living laboratory for examining the nature of interaction strategies as they are built from interaction primitives. Ten law enforcement officers with the Harrisburg Bureau of Police completed a set of 15 benchmark tasks based on a three-stage interaction primitive taxonomy while their interactions were logged. Experimental results revealed several noteworthy characteristics of the relationship between interaction primitives and interaction strategies, including an increased reliance on the interface as the objective increases in sophistication and the effectiveness of, although at times over-reliance upon, Shneiderman’s visual information-seeking mantra as an analytical strategy. Further, consistently successful and suboptimal interaction strategies were characterized in terms of their constituent interaction primitives and articulated as user personas, allowing for the establishment of interface design and use recommendations for circumventing negative personas. Numéro de notice : A2016-141 Affiliation des auteurs : non IGN Thématique : GEOMATIQUE Nature : Article DOI : 10.1080/15230406.2016.1095006 En ligne : https://doi.org/10.1080/15230406.2016.1095006 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=80323
in Cartography and Geographic Information Science > Vol 43 n° 1 (January 2016) . - pp 30 - 54[article]Exemplaires(1)
Code-barres Cote Support Localisation Section Disponibilité 032-2016011 RAB Revue Centre de documentation En réserve L003 Disponible The space-time cube as part of a GeoVisual analytics environment to support the understanding of movement data / Irma Kveladze in International journal of geographical information science IJGIS, vol 29 n° 11 (November 2015)
[article]
Titre : The space-time cube as part of a GeoVisual analytics environment to support the understanding of movement data Type de document : Article/Communication Auteurs : Irma Kveladze, Auteur ; Menno-Jan Kraak, Auteur ; Corné P.J.M. Van Elzakker, Auteur Année de publication : 2015 Article en page(s) : pp 2001 - 2016 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Analyse spatiale
[Termes IGN] analyse géovisuelle
[Termes IGN] application informatique
[Termes IGN] cube espace-temps
[Termes IGN] données spatiotemporelles
[Termes IGN] représentation cartographiqueRésumé : (Auteur) This paper reports the results of an empirical usability experiment on the performance of the space-time cube in a GeoVisual analytics environment. It was developed to explore movement data based on the requirements of human geographers. The interactive environment consists of multiple coordinated views incorporating three graphical representations. For the experiment, two groups of the user, domain experts and non-domain experts, had to execute several map-use tasks to answers specific question. The data collected during the experiment were analysis resulting in a set of usability metrics related to the effectiveness, efficiency and user satisfaction of developed application. The comparison of both groups showed that domain experts were able to operate the visual analytical environment more effectively and efficiently due to their interest to explore their data. The user feedback derived from the analysis of both experiments was further processed for the improvement of the application. Numéro de notice : A2015-617 Affiliation des auteurs : non IGN Thématique : GEOMATIQUE Nature : Article nature-HAL : ArtAvecCL-RevueIntern DOI : 10.1080/13658816.2015.1058386 En ligne : https://doi.org/10.1080/13658816.2015.1058386 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=78086
in International journal of geographical information science IJGIS > vol 29 n° 11 (November 2015) . - pp 2001 - 2016[article]Interactivity and cartography: A contemporary perspective on user interface and user experience design from geospatial professionals / Robert Emmett Roth in Cartographica, vol 50 n° 2 (Summer 2015)
[article]
Titre : Interactivity and cartography: A contemporary perspective on user interface and user experience design from geospatial professionals Type de document : Article/Communication Auteurs : Robert Emmett Roth, Auteur Année de publication : 2015 Article en page(s) : pp 94 - 115 Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Cartographie
[Termes IGN] analyse géovisuelle
[Termes IGN] carte interactive
[Termes IGN] interface utilisateurRésumé : (auteur) This article reports on a semi-structured interview study with 21 geospatial professionals to provide a contemporary snapshot of expert opinion on the design and use of interactive maps and map-based systems (treated together as “cartographic interfaces”). Interview questions were based on key themes regarding interaction discussed within cartography and across the related fields of human-computer interaction, information visualization, usability engineering, and visual analytics, enabling a comparison of the current states of science and practice regarding user interface (UI) and user experience (UX) design in cartography. The results are organized according to five broad topics germane to UI/UX design in cartography: (1) the meaning of cartographic interaction in both research and practice (what?), (2) the purpose of cartographic interaction and the value it provides (why?), (3) the times when interaction positively supports work/play and therefore should be provided (when?), (4) the way in which user differences impact the success of the cartographic interaction (who?), and (5) the opportunities for or limitations on cartographic interaction imposed by the computing device supporting the interaction (where?). The interview study is significant for two reasons: first, it charts current trends in interactive mapping from the perspective of expert professionals, a population often missed in quantitative cartographic scholarship, and, second, it enables a reflection on future trends in UI/UX design in cartography, both those resulting from existing gaps between science and practice and those arising from emerging conceptual and technological developments. Numéro de notice : A2015-274 Affiliation des auteurs : non IGN Thématique : GEOMATIQUE Nature : Article DOI : 10.3138/cart.50.2.2427 En ligne : http://www.utpjournals.press/doi/full/10.3138/cart.50.2.2427 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=76387
in Cartographica > vol 50 n° 2 (Summer 2015) . - pp 94 - 115[article]Exemplaires(1)
Code-barres Cote Support Localisation Section Disponibilité 031-2015021 RAB Revue Centre de documentation En réserve L003 Disponible PermalinkFlexible mixed reality and situated simulation as emerging forms of Geovisualization / Chris Lonergan in Cartographica, vol 49 n° 3 (September 2014)PermalinkStudying commuting behaviours using collaborative visual analytics / Roger Beecham in Computers, Environment and Urban Systems, vol 47 (September 2014)PermalinkPrinciples and terminology of true-3D geovisualisation / Claudia Knust in Cartographic journal (the), vol 51 n° 3 (August 2014)PermalinkTaxonomie des tâches d'analyse géovisuelle de risques / Gabriel Vatin in Cartes & Géomatique, n° 217 (septembre 2013)PermalinkTowards qualitative geovisual analytics: A case study involving places, people, and mediated experience / Ryan Burns in Cartographica, vol 48 n° 3 (October 2013)PermalinkVisual analytics of movement: An overview of methods, tools and procedures / Natalia Andrienko in Information visualization, vol 12 n° 1 (January 2013)PermalinkMaps and biased familiarity: cognitive distance error and reference points / R. Lloyd in Cartographica, vol 46 n° 3 (September 2011)PermalinkAnalytical, visual and interactive concepts for geo-visual analytics / Heidrun Schumann in Journal of Visual Languages and Computing, vol 22 n° 4 (August 2011)PermalinkWeka-STPM: a software architecture and prototype for semantic trajectory data mining and visualization / Vania Bogorny in Transactions in GIS, vol 15 n° 2 (April 2011)Permalink