Guillaume Touya

Guillaume Touya

Senior researcher

MEIG team(s)

Personal webpage

Publications

International Journals

Azelle CourtialBérénice Le MaoGuillaume TouyaThe good map – a benchmark generalized multi-scale map. International Journal of Cartography, 2026, pp.1 - 24. ⟨10.1080/23729333.2025.2561406⟩
Zhiyong ZhouCheng FuYu FengGuillaume Touyaet alGeoAI for map generalization in multi-scale cartography: foundations,a research agenda,and interdisciplinary perspectives. International Journal of Geographical Information Science, 2026, pp.1 - 29. ⟨10.1080/13658816.2026.2626935⟩
Guillaume TouyaAzelle CourtialJérémy KalsronJustin Berliet alUnderstanding the Carbon Footprint of Tile Transfer for Web Maps. ISPRS International Journal of Geo-Information, 2025, 14 (3), pp.107. ⟨10.3390/ijgi14030107⟩
Lars HarrieGuillaume TouyaRachid OucheikhTinghua Aiet alMachine learning in cartography. Cartography and Geographic Information Science, 2024, 51 (1), pp.1-19. ⟨10.1080/15230406.2023.2295948⟩
Gaëtan CaillautSamuel AuclairCécile GracianneNathalie Abadieet alEntity Linking for real-time geolocation of natural disasters from social network posts. PLoS ONE, 2024, 19, ⟨10.1371/journal.pone.0307254⟩
Maïeul GrugetGuillaume TouyaIan MuehlenhausExploring the Presence and Persistence of Cartographic Anchors in Pan-Scalar Maps. Spatial Cognition and Computation, 2024, 25 (3), pp.195-227. ⟨10.1080/13875868.2024.2383419⟩
Xiang ZhangGuillaume TouyaMartijn MeijersAutomated Map Generalization: Emerging Techniques and New Trends (Editorial). Journal of Geovisualization and Spatial Analysis, 2024, 8, pp.11. ⟨10.1007/S41651-024-00174-4⟩
Azelle CourtialGuillaume TouyaXiang ZhangDeriving map images of generalised mountain roads with generative adversarial networks. International Journal of Geographical Information Science, 2023, 37 (3), pp.499-528. ⟨10.1080/13658816.2022.2123488⟩
Marion DumontGuillaume TouyaC. DuchêneMore is less - Adding zoom levels in multi-scale maps to reduce the need for zooming interactions. Journal of Spatial Information Science, 2023, 27, pp.93-124. ⟨10.5311/JOSIS.2023.27.277⟩
Sylvain GalopinGuillaume TouyaPierrick AupinelRichard F.-J.GeoDanceHive: An Operational Hive for Honeybees Dances Recording. Animals, 2023, 13 (7), pp.1182. ⟨10.3390/ani13071182⟩
Maïeul GrugetGuillaume TouyaIan MuehlenhausMissing the city for buildings? A critical review of pan-scalar map generalization and design in contemporary zoomable maps. International Journal of Cartography, 2023, 9 (2), pp.255 - 285. ⟨10.1080/23729333.2022.2153467⟩
Guillaume TouyaMaïeul GrugetIan MuehlenhausWhere Am I Now? Modelling Disorientation in Pan-Scalar Maps. ISPRS International Journal of Geo-Information, 2023, 12 (2), pp.62. ⟨10.3390/ijgi12020062⟩
Azelle CourtialGuillaume TouyaXiang ZhangDeepMapScaler: a workflow of deep neural networks for the generation of generalised maps. Cartography and Geographic Information Science, 2023, pp.1-19. ⟨10.1080/15230406.2023.2267419⟩
Guillaume TouyaQuentin PotiéWilliam A MackanessIncorporating ideas of structure and meaning in interactive multi scale mapping environments. International Journal of Cartography, 2023, 9 (2), pp.342 - 372. ⟨10.1080/23729333.2023.2215960⟩
Guillaume TouyaImran LokhatReBankment : un algorithme pour déplacer les talus sur les cartes par moindres carrés. Cartes & géomatique, 2022, 30 ème conférence cartographique internationale (247-248), pp.81-94. ⟨10.62437/cixz340-658etyknpgmcw-19173307⟩
Azelle CourtialGuillaume TouyaXiang ZhangIdentification de relations spatiales par apprentissage profond sur des graphes. Cartes & géomatique, 2022, 30 ème conférence cartographique internationale (247-248), pp.77-80. ⟨10.62437/cixz340-658etyknpgmcw-19173380⟩
Jakub WabińskiAlbina MościckaGuillaume TouyaGuidelines for Standardizing the Design of Tactile Maps: A Review of Research and Best Practice. The Cartographic Journal, 2022, 59 (3), pp.239-258. ⟨10.1080/00087041.2022.2097760⟩
Guillaume TouyaMaría-Jesús LoboWilliam A MackanessIan MuehlenhausA l’aide ! Je me suis perdu en zoomant. Cartes & géomatique, 2022, 30 ème conférence cartographique internationale (247-248), pp.69-75. ⟨10.62437/cixz340-658etyknpgmcw-19173376⟩
Jakub WabińskiGuillaume TouyaAlbina MościckaSemi-automatic development of thematic tactile maps. Cartography and Geographic Information Science, 2022, 49 (6), pp.545-565. ⟨10.1080/15230406.2022.2105747⟩
Guillaume TouyaMulti-Criteria Geographic Analysis for Automated Cartographic Generalization. The Cartographic Journal, 2022, 59 (1), pp.18-34. ⟨10.1080/00087041.2020.1858608⟩
Jérémy KalsronJean-Marie FavreauGuillaume TouyaCrossroadsDescriber – Automatic Textual Description of OpenStreetMap Intersections. AGILE: GIScience Series, 2022, 3, pp.40. ⟨10.5194/agile-giss-3-40-2022⟩
Thibaud ChassinJens IngensandSidonie ChristopheGuillaume TouyaExperiencing virtual geographic environment in urban 3D participatory e-planning: A user perspective. Landscape and Urban Planning, 2022, 224, pp.104432. ⟨10.1016/j.landurbplan.2022.104432⟩
Azelle CourtialGuillaume TouyaXiang ZhangConstraint-Based Evaluation of Map Images Generalized by Deep Learning. Journal of Geovisualization and Spatial Analysis, 2022, 6 (1), pp.13. ⟨10.1007/s41651-022-00104-2⟩
Sidonie ChristopheSamuel MermetMorgan LaurentGuillaume TouyaNeural map style transfer exploration with GANs. International Journal of Cartography, 2022, 8 (1), pp.18-36. ⟨10.1080/23729333.2022.2031554⟩
Guillaume TouyaImran LokhatReBankment: Displacing Embankment Lines From Roads and Rivers With a Least Squares Adjustment. International Journal of Cartography, 2021, pp.1-17. ⟨10.1080/23729333.2021.1972787⟩
Guillaume TouyaWalid Houfaf-KhoufafArnaud Le GuilcherGeographically masking addresses to study COVID-19 clusters. Cartography and Geographic Information Science, 2021, ⟨10.1080/15230406.2021.1977709⟩
Marion DumontGuillaume TouyaC. DuchêneDesigning Multi-Scale Maps: Lessons Learned from Existing Practices. International Journal of Cartography, 2020, ⟨10.1080/23729333.2020.1717832⟩
Guillaume TouyaImran LokhatDeep Learning for Enrichment of Vector Spatial Databases: Application to Highway Interchange. ACM Transactions on Spatial Algorithms and Systems, 2020, 6 (3), pp.21. ⟨10.1145/3382080⟩
Azelle CourtialAchraf El AyediGuillaume TouyaXiang ZhangExploring the Potential of Deep Learning Segmentation for Mountain Roads Generalisation. ISPRS International Journal of Geo-Information, 2020, 9, pp.338. ⟨10.3390/ijgi9050338⟩
Quy Thy TruongGuillaume TouyaCyril de RunzOSMWatchman: Learning How to Detect Vandalized Contributions in OSM Using a Random Forest Classifier. ISPRS International Journal of Geo-Information, 2020, 9 (9), pp.504. ⟨10.3390/ijgi9090504⟩
Paulo RaposoGuillaume TouyaPia BereuterA Change of Theme: The Role of Generalization in Thematic Mapping. ISPRS International Journal of Geo-Information, 2020, 9 (6), pp.371. ⟨10.3390/ijgi9060371⟩
Gauthier Fillières-RiveauJean-Marie FavreauVincent BarraGuillaume TouyaGénération de cartes tactiles photoréalistes pour personnes déficientes visuelles par apprentissage profond. Revue Internationale de Géomatique, 2020, 30 (1-2), pp.105-126. ⟨10.3166/rig.2020.00104⟩
Guillaume TouyaXiang ZhangImran LokhatIs deep learning the new agent for map generalization?. International Journal of Cartography, 2019, 5 (2-3), pp.142-157. ⟨10.1080/23729333.2019.1613071⟩

Popularization

Bérénice Le MaoGuillaume TouyaLire une carte comme une bande dessinée,Reading a map like a comic book. 33e Journée de la recherche IGN, Mar 2024, Champ-sur-Marne, France. 2024
Bérénice Le MaoGuillaume TouyaLe progrès en cartographie,c'est la progressivité,Progress in cartography is about progressiveness. 32e Journée de la recherche IGN, Mar 2023, Champs-sur-Marne (Marne-la-Vallée), France. 2023
Maïeul GrugetGuillaume TouyaExplorer la théorie des ancres et les espaces cognitifs dans la cartographie multi-échelle. 31e Journée de la recherche IGN, Mar 2022, Champs-sur-Marne, France. 2022

Invited Talks

Guillaume TouyaIs Map Generalisation a Computational Cartography Problem?. CompCarto 2022, May 2022, Bonn, Germany

Communications

Izabela KarszniaIga AjdackaBérénice Le MaoGuillaume Touyaet alLevel of detail matters: machine learning based river selection across Polish and French data. ICA Workshop on Multiscale Cartography and Sustainability, ICA, Aug 2025, Vancouver (BC), Canada
Guillaume TouyaJérémy KalsronLaura WenclikQuentin PotiéThis is a map of 'Jardin Lecoq' - Analyzing map descriptions from LLMs. 2nd CartoAI Workshop, Jun 2025, Dresde, Germany
Guillaume TouyaBack to the roots - Using map generalization for green cartography. Workshop on Multiscale Cartography and Sustainability, ICA, Aug 2025, Vancouver, BC, Canada, Canada
Paul BourcierGuillaume TouyaThe role of map generalisation in the context of thematic multiscale cartography. ICA Workshop on Multiscale Cartography and Sustainability, ICA, Aug 2025, Vancouver (BC), Canada
Guillaume TouyaA Practical Use Case of Large Scale Tactile Map Design. Barrier-free cartography, Sep 2024, Vienna, Austria
Guillaume TouyaJustin BerliAzelle CourtialCartagen4py,an open source Python library for map generalisation. Generalisation Constraint Monitors to Assess Tactile Maps, Jun 2023, Delft, Netherlands
Azelle CourtialJérémy KalsronBérénice Le MaoQuentin Potiéet alText-to-map generation: an exploration of current potentials. CartoAI: AI for cartography, Sep 2023, Leeds, United Kingdom
Quentin PotiéGuillaume TouyaWilliam A MackanessExperiments in the automatic segmentation of anchors using deep learning techniques. CartoAI: AI for cartography, Sep 2023, Leeds, United Kingdom
Bérénice Le MaoGuillaume TouyaProgressive river network selection for pan-scalar maps,Sélection progressive du réseau hydrographique pour des cartes pan-scalaires. 25th ICA Workshop on Map Generalisation and Multiple Representation, Jun 2023, Delft, Netherlands
Azelle CourtialGuillaume TouyaDoes Generalisation Matters in Pan-Scalar Maps?. 12th International Conference on Geographic Information Science (GIScience 2023), Sep 2023, Leeds, United Kingdom. ⟨10.4230/LIPIcs.GIScience.2023.23⟩
Guillaume TouyaRidley CampbellLaura WenclikGeneralisation Constraint Monitors to Assess Tactile Maps. 25th ICA Workshop on Map Generalisation and Multiple Representation, Jun 2023, Delft, Netherlands
Eric LafonQuentin PotiéGuillaume TouyaSalient building detection using multimodal deep learning. CartoAI: AI for cartography, Sep 2023, Leeds, United Kingdom
Jean-Marie FavreauGuillaume TouyaJérémy KalsronSchematizing Crossroads from Abstract Textual Descriptions. CompCarto 2022, University of Bonn, Germany, May 2022, Bonn, Germany
Gaëtan CaillautCécile GracianneSamuel AuclairNathalie Abadieet alAnnotation sémantique pour la géolocalisation d'entités spatiales dans des tweets. PFIA Résilience et IA, Jun 2022, Saint-Etienne, France
Azelle CourtialGuillaume TouyaXiang ZhangCan Graph Convolution Networks Learn Spatial Relations?. International Cartographic Conference, International Cartographic Association, Dec 2021, Florence, Italy. pp.1 - 2, ⟨10.5194/ica-abs-3-60-2021⟩
Guillaume TouyaMapGenOnto: A Shared Ontology for Map Generalisation and Multi-Scale Visualisation. 23rd ICA Workshop on Map Generalisation and Multiple Representation, ICA, Nov 2020, Delft, Netherlands

International conferences

Guillaume TouyaJustin BerliPaul BourcierA three-in-one tool for cartographic generalization with the new version of CartAGen. International Cartographic Conference 2025, International Cartographic Association, Aug 2025, Vancouver, Canada. pp.31, ⟨10.5194/ica-adv-5-31-2025⟩
Sylvain GalopinRichard F.-J.Guillaume TouyaGeolocating Bees by Translating the Waggle Dance Into Spatial Coordinates. AGILE 2024, Association of Geographic Information Laboratories in Europe (AGILE), Jun 2024, Glasgow, United Kingdom. pp.24, ⟨10.5194/agile-giss-5-24-2024⟩
Guillaume TouyaRieulle BrusqLilia CampoVanessa Pechet alRecording the Use of Interactive Web Maps with ZoomTracker. EuroCarto 2024, Sep 2024, Vienne (AUT), Austria. pp.176, ⟨10.5194/ica-abs-7-176-2024⟩
Azelle CourtialGuillaume TouyaStrategies for pan-scalar map generalisation. EuroCarto 2024, Sep 2024, Vienne (AUT), Austria. pp.25, ⟨10.5194/ica-abs-7-25-2024⟩
Bérénice Le MaoIga AjdackaIzabela KarszniaGuillaume Touyaet alEnriching river network data for multi-scale machine learning based selection: a case study of Poland and France. EuroCarto 2024, Sep 2024, Vienne (AUT), Austria. pp.83, ⟨10.5194/ica-abs-7-83-2024⟩
Laura WenclikGuillaume TouyaEyeCatchingMaps,a Dataset to Assess Saliency Models on Maps. AGILE 2024, AGILE, Jun 2024, Glasgow, United Kingdom. pp.51, ⟨10.5194/agile-giss-5-51-2024⟩
Maïeul GrugetGuillaume TouyaQuentin PotiéIan MuehlenhausA methodological inquiry for anchoring pan-scalar maps. AGILE 2024, AGILE, Jun 2024, Glasgow, United Kingdom. pp.27, ⟨10.5194/agile-giss-5-27-2024⟩
Yiyan LiGuillaume TouyaExploring new ways to zoom in maps. EuroCarto 2024, Sep 2024, Vienne (AUT), Austria. pp.86, ⟨10.5194/ica-abs-7-86-2024⟩
Quentin PotiéGuillaume TouyaLaura WenclikWilliam A MackanessBrowsing Map Browsers. EuroCarto 2024, Sep 2024, Vienne (AUT), Austria. pp.130, ⟨10.5194/ica-abs-7-130-2024⟩
Bérénice Le MaoGuillaume TouyaExplore maps as you read a comic book. AGILE 2024, AGILE, Jun 2024, Glasgow, United Kingdom. pp.10, ⟨10.5194/agile-giss-5-10-2024⟩
Guillaume TouyaJustin BerliThe FogDetector: A User Survey to Measure Disorientation in Pan-Scalar Maps. GIScience 2023, Sep 2023, Leeds, United Kingdom. pp.73:1--73:6, ⟨10.4230/LIPIcs.GIScience.2023.73⟩
Laura WenclikGuillaume TouyaWhere do people look at during multi-scale map tasks?. AGILE 2023, Jun 2023, Delft, Netherlands. pp.51, ⟨10.5194/agile-giss-4-51-2023⟩
Jakub WabińskiGuillaume TouyaAlbina MościckaSemi-automatic development of thematic tactile maps. International Cartographic Conference 2023, ICA, Aug 2023, Cape Town, South Africa. pp.265, ⟨10.5194/ica-abs-6-265-2023⟩
Quentin PotiéWilliam A MackanessGuillaume TouyaWhen is a Ring Road a 'Ring Road'? A Brief Perceptual Study. AGILE 2022, Jun 2022, Vilnius, Lithuania. pp.54, ⟨10.5194/agile-giss-3-54-2022⟩
Gaëtan CaillautCécile GracianneNathalie AbadieGuillaume Touyaet alAutomated construction of a French Entity Linking dataset to geolocate social network posts in the context of natural disasters. 19th International Conference on Information Systems for Crisis Response and Management, May 2022, Tarbes, France
Azelle CourtialGuillaume TouyaXiang ZhangRepresenting Vector Geographic Information As a Tensor for Deep Learning Based Map Generalisation. AGILE 2022, Jun 2022, Vilnius, Lithuania. pp.32, ⟨10.5194/agile-giss-3-32-2022⟩
Guillaume TouyaSamuel BraikehRidley CampbellJean-Marie Favreauet alA Web GIS to Generate Audio-Tactile Maps for Visually Impaired People. EuroCarto 2022, Sep 2022, Vienna, Austria. pp.115, ⟨10.5194/ica-abs-5-115-2022⟩
Quentin PotiéGuillaume TouyaChaima BeladraouiAmina El-Moutaouakkilet alDeep learning for anchor detection in multi-scale maps. EuroCarto 2022, Sep 2022, Vienna, Austria. pp.82, ⟨10.5194/ica-abs-5-82-2022⟩
Thibaud ChassinJens IngensandGuillaume TouyaSidonie ChristopheHow do users interact with Virtual Geographic Environments? Users’ behavior evaluation in urban participatory planning. 30th International Cartographic Conference (ICC 2021) 14–18 December 2021, Florence, Italy, Dec 2021, Florence, Italy. pp.1 - 8, ⟨10.5194/ica-proc-4-19-2021⟩
Azelle CourtialGuillaume TouyaXiang ZhangAlpineBends - A Benchmark for Deep Learning-Based Generalisation. 24th ICA Workshop on Map Generalisation and Multiple Representation – Building Benchmarks for Map Generalisation, 13 December 2021, Florence, Italy, Dec 2021, Florence, Italy. ⟨10.5194/ica-abs-4-1-2022⟩
Guillaume TouyaL'Alpe d'Huez: A Benchmark for Topographic Map Generalisation. 24th ICA Workshop on Map Generalisation and Multiple Representation – Building Benchmarks for Map Generalisation, 13 December 2021, Florence, Italy, Dec 2021, Florence, Italy. ⟨10.5194/ica-abs-4-4-2022⟩
Guillaume TouyaAzelle CourtialBasqueRoads: A Benchmark for Road Network Selection. 241th ICA Workshop on Map Generalisation and Multiple Representation, Dec 2021, Florence, Italy. ⟨10.5194/ica-abs-4-5-2022⟩
Guillaume TouyaMaría-Jesús LoboWilliam A MackanessIan MuehlenhausPlease,Help Me! I Am Lost in Zoom. 30th International Cartographic Conference (ICC 2021) 14–18 December 2021, Florence, Italy, International Cartographic Association, Dec 2021, Florence, Italy. pp.107, ⟨10.5194/ica-proc-4-107-2021⟩
Jacques GautierMaría-Jesús LoboBenjamin FauArmand Drugeonet alCOVID-19 geoviz for spatio-temporal structures detection. 30th International Cartographic Conference (ICC 2021), Dec 2021, Florence, Italy. pp.37, ⟨10.5194/ica-proc-4-37-2021⟩
Azelle CourtialGuillaume TouyaXiang ZhangGenerative adversarial networks to generalise urban areas in topographic maps. XXIV ISPRS Congress (2021 edition), Jul 2021, Nice (en ligne), France. pp.15-22, ⟨10.5194/isprs-archives-XLIII-B4-2021-15-2021⟩
Guillaume TouyaF BrisebardF QuintonAzelle CourtialInferring the scale and content of a map using deep learning. ISPRS Congress 2020, Aug 2020, Nice, France. pp.17-24, ⟨10.5194/isprs-archives-XLIII-B4-2020-17-2020⟩
Azelle CourtialGuillaume TouyaXiang ZhangConstraint Based Evaluation of Generalized Images Generated by Deep Learning. 23rd ICA Workshop on Map Generalisation and Multiple Representation, ICA, Nov 2020, Delft, Netherlands

Posters

Guillaume TouyaJustin BerliMaïeul GrugetQuentin PotiéMapDraw - an online tool to draw anything you want on top of a map. AGILE 2023 - Poster session, Jun 2023, Delft, Netherlands. 2023
Maïeul GrugetGuillaume TouyaAnchorWhat : Décompositions de cartes pan-scalaires. Journée de la recherche IGN 2023, Mar 2023, Champ sur Marne, France