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A virtual globe using a discrete global grid system to illustrate the modifiable areal unit problem / Paulo Raposo in Cartographica, vol 54 n° 1 (Spring 2019)
[article]
Titre : A virtual globe using a discrete global grid system to illustrate the modifiable areal unit problem Type de document : Article/Communication Auteurs : Paulo Raposo, Auteur ; Anthony C. Robinson, Auteur ; Randall Brown, Auteur Année de publication : 2019 Article en page(s) : pp 51 - 62 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Géomatique
[Termes IGN] carte choroplèthe
[Termes IGN] globe virtuel
[Termes IGN] maillage par triangles
[Termes IGN] problème d'unité zonale modifiable
[Termes IGN] système de grille globale discrète
[Termes IGN] tessellationRésumé : (Auteur) In the same way that discrete global grid systems (DGGS) are used to index data on the spherical Earth, they can aggregate point data, with their spherical polygons serving as bins. DGGS are particularly useful at multiple map scales because they are spatially hierarchical and exist on the sphere or ellipsoid, allowing large or small scale binning without projection distortion. We use DGGS in a free and open-source pedagogical tool for teaching students about the modifiable areal unit problem (MAUP). Our software application uses Dutton’s quaternary triangular mesh (QTM) to bin global data points geodesically with counts or measures of any theme at multiple levels. Users can interactively select the level to which the data are binned by the QTM, as well as translate the whole tessellation east or west so that points fall into and out of different bins. These two functions illustrate the scaling and zoning aspects of the MAUP with dynamically-drawn choropleths on the surface of a virtual globe that the user can zoom and rotate, allowing visualization at virtually any cartographic scale. Users may also select vario Numéro de notice : A2019-436 Affiliation des auteurs : non IGN Thématique : GEOMATIQUE Nature : Article nature-HAL : ArtAvecCL-RevueIntern DOI : 10.3138/cart.54.1.2018-0015 Date de publication en ligne : 28/03/2019 En ligne : https://doi.org/10.3138/cart.54.1.2018-0015 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=92762
in Cartographica > vol 54 n° 1 (Spring 2019) . - pp 51 - 62[article]Exemplaires(1)
Code-barres Cote Support Localisation Section Disponibilité 031-2019011 SL Revue Centre de documentation Revues en salle Disponible Cartographic design and the space–time cube / Irma Kveladze in Cartographic journal (the), Vol 56 n° 1 (February 2019)
[article]
Titre : Cartographic design and the space–time cube Type de document : Article/Communication Auteurs : Irma Kveladze, Auteur ; Menno-Jan Kraak, Auteur ; Corné P.J.M. Van Elzakker, Auteur Année de publication : 2019 Article en page(s) : pp 73 - 90 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Termes IGN] convivialité
[Termes IGN] couleur (rédaction cartographique)
[Termes IGN] cube espace-temps
[Termes IGN] estompage en fonction de l'éloignement
[Termes IGN] information complexe
[Termes IGN] oculométrie
[Termes IGN] taille (variable visuelle)
[Termes IGN] variable visuelle
[Vedettes matières IGN] GéovisualisationRésumé : (Auteur) This paper reports on the results of an empirical evaluation that aimed to define the effectiveness and efficiency of different visual variables in depicting the Space–Time Cube’s (STC) content. Existing STC applications demonstrate that the most used visual variables are size and colour hue. Less is known, however, about their usability metrics. The research sets design criteria for STC contents, such as space–time paths, based on the cartographic design theory. The visual variables colour hue, colour value, colour saturation, size and orientation have been applied in two different use case studies. Besides, to support the three-dimensional visual environment, depth cues such as shading and transparency were considered too. User tests have been executed based on real-world problems with particular attention for the visualization strategy and data complexity. The outcomes revealed the most efficient and effective visual variables to represent data of various complexities in the STC. Numéro de notice : A2019-449 Affiliation des auteurs : non IGN Thématique : GEOMATIQUE Nature : Article nature-HAL : ArtAvecCL-RevueIntern DOI : 10.1080/00087041.2018.1495898 Date de publication en ligne : 13/12/2018 En ligne : https://doi.org/10.1080/00087041.2018.1495898 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=92796
in Cartographic journal (the) > Vol 56 n° 1 (February 2019) . - pp 73 - 90[article]Exemplaires(1)
Code-barres Cote Support Localisation Section Disponibilité 030-2019011 RAB Revue Centre de documentation En réserve L003 Disponible Cartographic style in the first urban maps of Cadiz, Spain : a technique in transition / Gabriel Granado-Castro in Cartographic journal (the), Vol 56 n° 1 (February 2019)
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Titre : Cartographic style in the first urban maps of Cadiz, Spain : a technique in transition Type de document : Article/Communication Auteurs : Gabriel Granado-Castro, Auteur ; Joaquin Aguilar-Camacho, Auteur Année de publication : 2019 Article en page(s) : pp 18 - 41 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Cartographie ancienne
[Termes IGN] Cadix
[Termes IGN] carte ancienne
[Termes IGN] cartographie urbaine
[Termes IGN] cartométrie
[Termes IGN] dix-septième siècle
[Termes IGN] précision planimétrique
[Termes IGN] style cartographiqueRésumé : (Auteur) This article deals with the cartometric analysis of various seventeenth-century urban maps of the city of Cadiz (Spain), from among which the so-called Vista Arámburu and the map belonging to the atlas of the Marquis of Heliche, discovered in the Krigsarkivet (Military Archive) of Stockholm, stand out for their uniqueness. These hitherto relatively unknown documents present evidence of an evolution of cartographic style towards greater topographic accuracy and hence cannot just be considered as simple drawings. In this seventeenth-century period of transition, the cartography of the city evolved from sixteenth-century aerial-view perspectives to the exhaustive planimetric maps of the eighteenth century, made by Spanish and French Military Corps of Engineers. These documents hold great historical value, not only due to the importance of Cadiz during the Modern Age but also because these maps constitute a graphic testimony of the fortification and growth of the city in this period. Numéro de notice : A2019-446 Affiliation des auteurs : non IGN Thématique : GEOMATIQUE Nature : Article nature-HAL : ArtAvecCL-RevueIntern DOI : 10.1080/00087041.2018.1554372 Date de publication en ligne : 13/05/2019 En ligne : https://doi.org/10.1080/00087041.2018.1554372 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=92792
in Cartographic journal (the) > Vol 56 n° 1 (February 2019) . - pp 18 - 41[article]Exemplaires(1)
Code-barres Cote Support Localisation Section Disponibilité 030-2019011 RAB Revue Centre de documentation En réserve L003 Disponible Map symbols for crisis mapping : challenges and prospects / John C. Kostelnick in Cartographic journal (the), Vol 56 n° 1 (February 2019)
[article]
Titre : Map symbols for crisis mapping : challenges and prospects Type de document : Article/Communication Auteurs : John C. Kostelnick, Auteur ; Leah C. Hoeniges, Auteur Année de publication : 2019 Article en page(s) : pp 59 - 72 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Rédaction cartographique
[Termes IGN] gestion de crise
[Termes IGN] sémiologie graphique
[Termes IGN] standardisation
[Termes IGN] symbole graphiqueRésumé : (Auteur) Crisis maps and visualizations utilized routinely by international agencies, humanitarian organizations, and non-governmental organizations for aid and relief activities commonly require complex sets of map symbols. However, effective map symbology for humanitarian relief purposes entails several challenges, including consideration of the following: (1) taxonomy development, (2) symbol design issues, (3) promulgation and sharing of map symbols, and (4) standardization of symbols within and among organizations. This paper discusses these key challenges to the design and use of crisis map symbology through a review of the cartographic literature as well as results collected from a survey targeted at humanitarian organizations from around the world. The survey was designed to gather information on current symbology design and use practices in order to understand common challenges. Survey results confirm agreement in the persistence of these four primary symbology challenges, especially the importance of intuitive symbol design. Respondents disagreed most about the adequacy of current crisis map symbology standards as well as the ease in which standards may be implemented within and across organizations. Survey results suggest the need for expert systems designed specifically for symbology design to support humanitarian relief activities. Numéro de notice : A2019-448 Affiliation des auteurs : non IGN Thématique : GEOMATIQUE Nature : Article nature-HAL : ArtAvecCL-RevueIntern DOI : 10.1080/00087041.2017.1413810 Date de publication en ligne : 20/11/2018 En ligne : https://doi.org/10.1080/00087041.2017.1413810 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=92794
in Cartographic journal (the) > Vol 56 n° 1 (February 2019) . - pp 59 - 72[article]Exemplaires(1)
Code-barres Cote Support Localisation Section Disponibilité 030-2019011 RAB Revue Centre de documentation En réserve L003 Disponible Smart cartographic background symbolization for map mashups in geoportals : A proof of concept by example of landuse representation / Nadia H. Panchaud in Cartographic journal (the), Vol 56 n° 1 (February 2019)
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Titre : Smart cartographic background symbolization for map mashups in geoportals : A proof of concept by example of landuse representation Type de document : Article/Communication Auteurs : Nadia H. Panchaud, Auteur ; Lorenz Hurni, Auteur Année de publication : 2019 Article en page(s) : pp 42 - 58 Note générale : Bibliographie Langues : Anglais (eng) Descripteur : [Vedettes matières IGN] Géomatique web
[Termes IGN] application composite
[Termes IGN] cartographie par internet
[Termes IGN] conception cartographique
[Termes IGN] géoportail
[Termes IGN] niveau de gris (image)
[Termes IGN] saturation de la couleur
[Termes IGN] sémiologie graphiqueRésumé : (Auteur) Geospatial data are now widely available to the general public thanks to geoportals and online mapping platforms. However, creating a map involves more than just combining data layers. Thus we develop cartographic functions for geoportals to support better visual hierarchy in user map mashups. This includes a couple of preparatory steps followed by a smart cartographic background symbolization derived from the original layer style. We evaluate different approaches to background symbolization: greyscale, desaturation, and smart background. The different background symbolization methods are analysed with two concrete map examples and evaluated with a survey. The smart background symbolization developed in this work improves the visual hierarchy of the map mashup by reducing the visual importance of the background layers. Numéro de notice : A2019-447 Affiliation des auteurs : non IGN Thématique : GEOMATIQUE Nature : Article nature-HAL : ArtAvecCL-RevueIntern DOI : 10.1080/00087041.2017.1414019 Date de publication en ligne : 16/11/2018 En ligne : https://doi.org/10.1080/00087041.2017.1414019 Format de la ressource électronique : URL article Permalink : https://documentation.ensg.eu/index.php?lvl=notice_display&id=92793
in Cartographic journal (the) > Vol 56 n° 1 (February 2019) . - pp 42 - 58[article]Exemplaires(1)
Code-barres Cote Support Localisation Section Disponibilité 030-2019011 RAB Revue Centre de documentation En réserve L003 Disponible Synergetic efficiency of Lidar and WorldView-2 for 3D urban cartography in Northeast Mexico / Fabiola D. Yepez-Rincon in Geocarto international, vol 34 n° 2 ([01/02/2019])PermalinkAdvanced Remote Sensing Technology for Synthetic Aperture Radar Applications, Tsunami Disasters, and Infrastructure / Maged Marghany (2019)PermalinkCartographie et journalisme / Camille Bressange (2019)PermalinkPermalinkPermalinkPermalinkEpidémiologie et géographie / Marc Souris (2019)PermalinkPermalinkFifty shades of Roboto: text design choices and categories in multi-scale maps / Sébastien Biniek (2019)PermalinkPermalinkPermalinkGeographical Modeling : Cities and Territories, ch. 4. Incremental Territorial Modeling / Clémentine Cottineau (2019)PermalinkPermalinkPermalinkPermalinkMad Maps, l'atlas qui va changer votre vision du Monde / Nicolas Lambert (2019)PermalinkPermalinkMise en place d’un système sondeur multifaisceaux dans une embarcation légère semi-rigide pour campagne de mesure bathymétrique et couplage avec un scanner terrestre, GNSS et INS / Alexandre Girard (2019)PermalinkPermalinkPotentialités de l’imagerie couleur embarquée pour la détection et la cartographie des maladies fongiques de la vigne / Florent Abdelghafour (2019)Permalink