{"id":"https://openalex.org/W2610797810","doi":"https://doi.org/10.1145/3025453.3025801","title":"TopoGroups","display_name":"TopoGroups","publication_year":2017,"publication_date":"2017-05-02","ids":{"openalex":"https://openalex.org/W2610797810","doi":"https://doi.org/10.1145/3025453.3025801","mag":"2610797810"},"language":"en","primary_location":{"id":"doi:10.1145/3025453.3025801","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3025453.3025801","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2017 CHI Conference on Human Factors in Computing Systems","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5100462845","display_name":"Jiawei Zhang","orcid":"https://orcid.org/0000-0002-8634-1687"},"institutions":[{"id":"https://openalex.org/I219193219","display_name":"Purdue University West Lafayette","ror":"https://ror.org/02dqehb95","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Jiawei Zhang","raw_affiliation_strings":["Purdue University, West Lafayette, IN, USA"],"affiliations":[{"raw_affiliation_string":"Purdue University, West Lafayette, IN, USA","institution_ids":["https://openalex.org/I219193219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5114250719","display_name":"Abish Malik","orcid":null},"institutions":[{"id":"https://openalex.org/I219193219","display_name":"Purdue University West Lafayette","ror":"https://ror.org/02dqehb95","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Abish Malik","raw_affiliation_strings":["Purdue University, West Lafayette, IN, USA"],"affiliations":[{"raw_affiliation_string":"Purdue University, West Lafayette, IN, USA","institution_ids":["https://openalex.org/I219193219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5035241303","display_name":"Benjamin Ahlbrand","orcid":null},"institutions":[{"id":"https://openalex.org/I219193219","display_name":"Purdue University West Lafayette","ror":"https://ror.org/02dqehb95","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Benjamin Ahlbrand","raw_affiliation_strings":["Purdue University, West Lafayette, IN, USA"],"affiliations":[{"raw_affiliation_string":"Purdue University, West Lafayette, IN, USA","institution_ids":["https://openalex.org/I219193219"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5034277315","display_name":"Niklas Elmqvist","orcid":"https://orcid.org/0000-0001-5805-5301"},"institutions":[{"id":"https://openalex.org/I66946132","display_name":"University of Maryland, College Park","ror":"https://ror.org/047s2c258","country_code":"US","type":"education","lineage":["https://openalex.org/I66946132"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Niklas Elmqvist","raw_affiliation_strings":["University of Maryland, College Park, College Park, MD, USA"],"affiliations":[{"raw_affiliation_string":"University of Maryland, College Park, College Park, MD, USA","institution_ids":["https://openalex.org/I66946132"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5026799813","display_name":"Ross Maciejewski","orcid":"https://orcid.org/0000-0001-8803-6355"},"institutions":[{"id":"https://openalex.org/I55732556","display_name":"Arizona State University","ror":"https://ror.org/03efmqc40","country_code":"US","type":"education","lineage":["https://openalex.org/I55732556"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Ross Maciejewski","raw_affiliation_strings":["Arizona State University, Tempe, AZ, USA"],"affiliations":[{"raw_affiliation_string":"Arizona State University, Tempe, AZ, USA","institution_ids":["https://openalex.org/I55732556"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5018584803","display_name":"David S. Ebert","orcid":"https://orcid.org/0000-0001-6177-1296"},"institutions":[{"id":"https://openalex.org/I219193219","display_name":"Purdue University West Lafayette","ror":"https://ror.org/02dqehb95","country_code":"US","type":"education","lineage":["https://openalex.org/I219193219"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"David S. Ebert","raw_affiliation_strings":["Purdue University, West Lafayette, IN, USA"],"affiliations":[{"raw_affiliation_string":"Purdue University, West Lafayette, IN, USA","institution_ids":["https://openalex.org/I219193219"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5100462845"],"corresponding_institution_ids":["https://openalex.org/I219193219"],"apc_list":null,"apc_paid":null,"fwci":0.7177,"has_fulltext":false,"cited_by_count":14,"citation_normalized_percentile":{"value":0.78291787,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"2940","last_page":"2951"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10799","display_name":"Data Visualization and Analytics","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10799","display_name":"Data Visualization and Analytics","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10757","display_name":"Geographic Information Systems Studies","score":0.994700014591217,"subfield":{"id":"https://openalex.org/subfields/3305","display_name":"Geography, Planning and Development"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.9925000071525574,"subfield":{"id":"https://openalex.org/subfields/3313","display_name":"Transportation"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7824681997299194},{"id":"https://openalex.org/keywords/spatial-analysis","display_name":"Spatial analysis","score":0.5613179206848145},{"id":"https://openalex.org/keywords/scale","display_name":"Scale (ratio)","score":0.49465295672416687},{"id":"https://openalex.org/keywords/clutter","display_name":"Clutter","score":0.4933566153049469},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.48730242252349854},{"id":"https://openalex.org/keywords/spatial-contextual-awareness","display_name":"Spatial contextual awareness","score":0.46393683552742004},{"id":"https://openalex.org/keywords/encoding","display_name":"Encoding (memory)","score":0.4449359178543091},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.42849820852279663},{"id":"https://openalex.org/keywords/transparency","display_name":"Transparency (behavior)","score":0.41474097967147827},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.3798374533653259},{"id":"https://openalex.org/keywords/pattern-recognition","display_name":"Pattern recognition (psychology)","score":0.3246835470199585},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.2234141230583191},{"id":"https://openalex.org/keywords/cartography","display_name":"Cartography","score":0.20589682459831238},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.10563406348228455}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7824681997299194},{"id":"https://openalex.org/C159620131","wikidata":"https://www.wikidata.org/wiki/Q1938983","display_name":"Spatial analysis","level":2,"score":0.5613179206848145},{"id":"https://openalex.org/C2778755073","wikidata":"https://www.wikidata.org/wiki/Q10858537","display_name":"Scale (ratio)","level":2,"score":0.49465295672416687},{"id":"https://openalex.org/C132094186","wikidata":"https://www.wikidata.org/wiki/Q641585","display_name":"Clutter","level":3,"score":0.4933566153049469},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.48730242252349854},{"id":"https://openalex.org/C64754055","wikidata":"https://www.wikidata.org/wiki/Q7574053","display_name":"Spatial contextual awareness","level":2,"score":0.46393683552742004},{"id":"https://openalex.org/C125411270","wikidata":"https://www.wikidata.org/wiki/Q18653","display_name":"Encoding (memory)","level":2,"score":0.4449359178543091},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.42849820852279663},{"id":"https://openalex.org/C2780233690","wikidata":"https://www.wikidata.org/wiki/Q535347","display_name":"Transparency (behavior)","level":2,"score":0.41474097967147827},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.3798374533653259},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.3246835470199585},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.2234141230583191},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.20589682459831238},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.10563406348228455},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.0},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1145/3025453.3025801","is_oa":false,"landing_page_url":"https://doi.org/10.1145/3025453.3025801","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2017 CHI Conference on Human Factors in Computing Systems","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":45,"referenced_works":["https://openalex.org/W1512287614","https://openalex.org/W1536091370","https://openalex.org/W1673310716","https://openalex.org/W1735790193","https://openalex.org/W1922630791","https://openalex.org/W1952025886","https://openalex.org/W1958900514","https://openalex.org/W1970773000","https://openalex.org/W1970823786","https://openalex.org/W1973749534","https://openalex.org/W1995923922","https://openalex.org/W2004758647","https://openalex.org/W2006070420","https://openalex.org/W2015981675","https://openalex.org/W2027981429","https://openalex.org/W2033854240","https://openalex.org/W2036272629","https://openalex.org/W2045472572","https://openalex.org/W2052433323","https://openalex.org/W2063404586","https://openalex.org/W2063910672","https://openalex.org/W2074446711","https://openalex.org/W2079201812","https://openalex.org/W2083675321","https://openalex.org/W2086187879","https://openalex.org/W2089214779","https://openalex.org/W2114237164","https://openalex.org/W2121418890","https://openalex.org/W2138199375","https://openalex.org/W2152289135","https://openalex.org/W2160710060","https://openalex.org/W2161581092","https://openalex.org/W2163769869","https://openalex.org/W2166069449","https://openalex.org/W2167482691","https://openalex.org/W2168629566","https://openalex.org/W2345108561","https://openalex.org/W2394744261","https://openalex.org/W2416356973","https://openalex.org/W2472983206","https://openalex.org/W2473098174","https://openalex.org/W2602830283","https://openalex.org/W4235375376","https://openalex.org/W4236888462","https://openalex.org/W4237375617"],"related_works":["https://openalex.org/W3148227991","https://openalex.org/W1486593826","https://openalex.org/W2771174107","https://openalex.org/W1536965844","https://openalex.org/W2344941099","https://openalex.org/W4322212724","https://openalex.org/W2106788855","https://openalex.org/W3081561710","https://openalex.org/W2477413883","https://openalex.org/W2463773089"],"abstract_inverted_index":{"Spatial":[0],"datasets,":[1],"such":[2,19,35],"as":[3,20],"tweets":[4],"in":[5,26,34,119],"a":[6,67,90],"geographic":[7],"area,":[8],"often":[9,40],"exhibit":[10],"different":[11,133],"distribution":[12],"patterns":[13,57],"at":[14,58,83,132],"multiple":[15,84,107],"levels":[16],"of":[17,128],"scale,":[18],"live":[21],"updates":[22],"about":[23],"events":[24],"occurring":[25],"very":[27],"specific":[28],"locations":[29],"on":[30],"the":[31,96,123,129],"map.":[32],"Navigating":[33],"multi-scale":[36],"data-rich":[37],"spaces":[38],"is":[39],"inefficient,":[41],"requires":[42],"users":[43],"to":[44,78,94,121],"choose":[45],"between":[46],"overview":[47],"or":[48],"detail":[49],"information,":[50],"and":[51,81,117,125],"does":[52],"not":[53],"support":[54],"identifying":[55],"spatial":[56,73,85],"varying":[59],"scales.":[60,86,134],"In":[61],"this":[62],"paper,":[63],"we":[64],"propose":[65],"TopoGroups,":[66],"novel":[68],"context-preserving":[69],"technique":[70,88],"that":[71],"aggregates":[72,131],"data":[74],"into":[75],"hierarchical":[76,124],"clusters":[77],"improve":[79],"exploration":[80],"navigation":[82],"The":[87],"uses":[89],"boundary":[91],"distortion":[92],"algorithm":[93],"minimize":[95],"visual":[97,108],"clutter":[98],"caused":[99],"by":[100],"overlapping":[101],"aggregates.":[102],"Our":[103],"user":[104],"study":[105],"explores":[106],"encoding":[109],"strategies":[110],"for":[111],"TopoGroups":[112],"including":[113],"color,":[114],"transparency,":[115],"shading,":[116],"shapes":[118],"order":[120],"convey":[122],"statistical":[126],"information":[127],"geographical":[130]},"counts_by_year":[{"year":2025,"cited_by_count":4},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":2}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2017-05-12T00:00:00"}
