{"id":"https://openalex.org/W4320005461","doi":"https://doi.org/10.1109/tlt.2023.3242174","title":"CollabGraph: A Graph-Based Collaborative Search Summary Visualization","display_name":"CollabGraph: A Graph-Based Collaborative Search Summary Visualization","publication_year":2023,"publication_date":"2023-02-06","ids":{"openalex":"https://openalex.org/W4320005461","doi":"https://doi.org/10.1109/tlt.2023.3242174"},"language":"en","primary_location":{"id":"doi:10.1109/tlt.2023.3242174","is_oa":true,"landing_page_url":"http://dx.doi.org/10.1109/tlt.2023.3242174","pdf_url":"https://ieeexplore.ieee.org/ielx7/4620076/4620077/10038326.pdf","source":{"id":"https://openalex.org/S130363450","display_name":"IEEE Transactions on Learning Technologies","issn_l":"1939-1382","issn":["1939-1382","2372-0050"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Learning Technologies","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://ieeexplore.ieee.org/ielx7/4620076/4620077/10038326.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5004228149","display_name":"Eleni Ilkou","orcid":"https://orcid.org/0000-0002-4847-6177"},"institutions":[{"id":"https://openalex.org/I114112103","display_name":"Leibniz University Hannover","ror":"https://ror.org/0304hq317","country_code":"DE","type":"education","lineage":["https://openalex.org/I114112103"]},{"id":"https://openalex.org/I4210136150","display_name":"L3S Research Center","ror":"https://ror.org/039t4wk02","country_code":"DE","type":"facility","lineage":["https://openalex.org/I114112103","https://openalex.org/I4210136150","https://openalex.org/I94509681"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Eleni Ilkou","raw_affiliation_strings":["L3S Research Center, Leibniz University Hannover, Hannover, Germany","L3S Research Center, Leibniz University of Hannover, Appelstr. 9a, Hannover, Germany"],"affiliations":[{"raw_affiliation_string":"L3S Research Center, Leibniz University Hannover, Hannover, Germany","institution_ids":["https://openalex.org/I4210136150","https://openalex.org/I114112103"]},{"raw_affiliation_string":"L3S Research Center, Leibniz University of Hannover, Appelstr. 9a, Hannover, Germany","institution_ids":["https://openalex.org/I4210136150"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049537035","display_name":"Tetiana Tolmachova","orcid":"https://orcid.org/0000-0002-0751-6806"},"institutions":[{"id":"https://openalex.org/I4210136150","display_name":"L3S Research Center","ror":"https://ror.org/039t4wk02","country_code":"DE","type":"facility","lineage":["https://openalex.org/I114112103","https://openalex.org/I4210136150","https://openalex.org/I94509681"]},{"id":"https://openalex.org/I114112103","display_name":"Leibniz University Hannover","ror":"https://ror.org/0304hq317","country_code":"DE","type":"education","lineage":["https://openalex.org/I114112103"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Tetiana Tolmachova","raw_affiliation_strings":["L3S Research Center, Leibniz University Hannover, Hannover, Germany","L3S Research Center, Leibniz University of Hannover, Appelstr. 9a, Hannover, Germany"],"affiliations":[{"raw_affiliation_string":"L3S Research Center, Leibniz University Hannover, Hannover, Germany","institution_ids":["https://openalex.org/I4210136150","https://openalex.org/I114112103"]},{"raw_affiliation_string":"L3S Research Center, Leibniz University of Hannover, Appelstr. 9a, Hannover, Germany","institution_ids":["https://openalex.org/I4210136150"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084934349","display_name":"Marco Fisichella","orcid":"https://orcid.org/0000-0002-6894-1101"},"institutions":[{"id":"https://openalex.org/I4210136150","display_name":"L3S Research Center","ror":"https://ror.org/039t4wk02","country_code":"DE","type":"facility","lineage":["https://openalex.org/I114112103","https://openalex.org/I4210136150","https://openalex.org/I94509681"]},{"id":"https://openalex.org/I114112103","display_name":"Leibniz University Hannover","ror":"https://ror.org/0304hq317","country_code":"DE","type":"education","lineage":["https://openalex.org/I114112103"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Marco Fisichella","raw_affiliation_strings":["L3S Research Center, Leibniz University Hannover, Hannover, Germany","L3S Research Center, Leibniz University of Hannover, Appelstr. 9a, Hannover, Germany"],"affiliations":[{"raw_affiliation_string":"L3S Research Center, Leibniz University Hannover, Hannover, Germany","institution_ids":["https://openalex.org/I4210136150","https://openalex.org/I114112103"]},{"raw_affiliation_string":"L3S Research Center, Leibniz University of Hannover, Appelstr. 9a, Hannover, Germany","institution_ids":["https://openalex.org/I4210136150"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5015403871","display_name":"Davide Taibi","orcid":"https://orcid.org/0000-0002-0785-6771"},"institutions":[{"id":"https://openalex.org/I4210155236","display_name":"National Research Council","ror":"https://ror.org/04zaypm56","country_code":"IT","type":"funder","lineage":["https://openalex.org/I4210155236"]}],"countries":["IT"],"is_corresponding":false,"raw_author_name":"Davide Taibi","raw_affiliation_strings":["Institute for Educational Technology, National Research Council of Italy, Palermo, Italy"],"affiliations":[{"raw_affiliation_string":"Institute for Educational Technology, National Research Council of Italy, Palermo, Italy","institution_ids":["https://openalex.org/I4210155236"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5004228149"],"corresponding_institution_ids":["https://openalex.org/I114112103","https://openalex.org/I4210136150"],"apc_list":null,"apc_paid":{"value":2238,"currency":"EUR","value_usd":2413},"fwci":0.6993,"has_fulltext":true,"cited_by_count":5,"citation_normalized_percentile":{"value":0.73871062,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"16","issue":"3","first_page":"382","last_page":"398"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11273","display_name":"Advanced Graph Neural Networks","score":0.9897000193595886,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T11273","display_name":"Advanced Graph Neural Networks","score":0.9897000193595886,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T11986","display_name":"Scientific Computing and Data Management","score":0.9894000291824341,"subfield":{"id":"https://openalex.org/subfields/1802","display_name":"Information Systems and Management"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10286","display_name":"Information Retrieval and Search Behavior","score":0.9861999750137329,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8269451856613159},{"id":"https://openalex.org/keywords/visualization","display_name":"Visualization","score":0.5921069979667664},{"id":"https://openalex.org/keywords/graph","display_name":"Graph","score":0.5761793851852417},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.5703423023223877},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.5186814069747925},{"id":"https://openalex.org/keywords/recommender-system","display_name":"Recommender system","score":0.4377239942550659},{"id":"https://openalex.org/keywords/search-engine","display_name":"Search engine","score":0.4280281662940979},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.1854090690612793},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.16466763615608215}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8269451856613159},{"id":"https://openalex.org/C36464697","wikidata":"https://www.wikidata.org/wiki/Q451553","display_name":"Visualization","level":2,"score":0.5921069979667664},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.5761793851852417},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.5703423023223877},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.5186814069747925},{"id":"https://openalex.org/C557471498","wikidata":"https://www.wikidata.org/wiki/Q554950","display_name":"Recommender system","level":2,"score":0.4377239942550659},{"id":"https://openalex.org/C97854310","wikidata":"https://www.wikidata.org/wiki/Q19541","display_name":"Search engine","level":2,"score":0.4280281662940979},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.1854090690612793},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.16466763615608215}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tlt.2023.3242174","is_oa":true,"landing_page_url":"http://dx.doi.org/10.1109/tlt.2023.3242174","pdf_url":"https://ieeexplore.ieee.org/ielx7/4620076/4620077/10038326.pdf","source":{"id":"https://openalex.org/S130363450","display_name":"IEEE Transactions on Learning Technologies","issn_l":"1939-1382","issn":["1939-1382","2372-0050"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Learning Technologies","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1109/tlt.2023.3242174","is_oa":true,"landing_page_url":"http://dx.doi.org/10.1109/tlt.2023.3242174","pdf_url":"https://ieeexplore.ieee.org/ielx7/4620076/4620077/10038326.pdf","source":{"id":"https://openalex.org/S130363450","display_name":"IEEE Transactions on Learning Technologies","issn_l":"1939-1382","issn":["1939-1382","2372-0050"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Learning Technologies","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/4","score":0.49000000953674316,"display_name":"Quality Education"}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4320005461.pdf","grobid_xml":"https://content.openalex.org/works/W4320005461.grobid-xml"},"referenced_works_count":77,"referenced_works":["https://openalex.org/W63457150","https://openalex.org/W102708294","https://openalex.org/W1978145239","https://openalex.org/W1991606755","https://openalex.org/W2037802158","https://openalex.org/W2049414583","https://openalex.org/W2059312046","https://openalex.org/W2064341783","https://openalex.org/W2068538256","https://openalex.org/W2068882115","https://openalex.org/W2097532606","https://openalex.org/W2098992993","https://openalex.org/W2104583100","https://openalex.org/W2122575992","https://openalex.org/W2175992854","https://openalex.org/W2200572292","https://openalex.org/W2237396823","https://openalex.org/W2239617570","https://openalex.org/W2320718773","https://openalex.org/W2338880448","https://openalex.org/W2401024505","https://openalex.org/W2412700100","https://openalex.org/W2462073332","https://openalex.org/W2495511114","https://openalex.org/W2565206647","https://openalex.org/W2595051288","https://openalex.org/W2604701485","https://openalex.org/W2753327287","https://openalex.org/W2791416360","https://openalex.org/W2797581104","https://openalex.org/W2798833441","https://openalex.org/W2800204907","https://openalex.org/W2888823959","https://openalex.org/W2889587885","https://openalex.org/W2890961422","https://openalex.org/W2896869578","https://openalex.org/W2907711232","https://openalex.org/W2913957861","https://openalex.org/W2946580964","https://openalex.org/W2967884905","https://openalex.org/W2986008723","https://openalex.org/W2997582407","https://openalex.org/W3003509848","https://openalex.org/W3026071656","https://openalex.org/W3027138597","https://openalex.org/W3027748857","https://openalex.org/W3031036582","https://openalex.org/W3036988677","https://openalex.org/W3091991901","https://openalex.org/W3094867768","https://openalex.org/W3102399347","https://openalex.org/W3112927661","https://openalex.org/W3137343160","https://openalex.org/W3164421567","https://openalex.org/W3164826292","https://openalex.org/W3168013062","https://openalex.org/W3178481985","https://openalex.org/W3204507253","https://openalex.org/W3209197153","https://openalex.org/W4211222943","https://openalex.org/W4220658899","https://openalex.org/W4221032120","https://openalex.org/W4232345992","https://openalex.org/W4250351971","https://openalex.org/W4250633719","https://openalex.org/W4293261897","https://openalex.org/W4308481881","https://openalex.org/W6605810550","https://openalex.org/W6642113849","https://openalex.org/W6678369638","https://openalex.org/W6703649189","https://openalex.org/W6743521165","https://openalex.org/W6754113085","https://openalex.org/W6754787583","https://openalex.org/W6759078557","https://openalex.org/W6780159586","https://openalex.org/W6784336511"],"related_works":["https://openalex.org/W167737004","https://openalex.org/W1964038241","https://openalex.org/W2185038817","https://openalex.org/W2004064649","https://openalex.org/W2385957133","https://openalex.org/W3590553","https://openalex.org/W1988452794","https://openalex.org/W2153030345","https://openalex.org/W3141094475","https://openalex.org/W3204827939"],"abstract_inverted_index":{"Currently,":[0],"the":[1,51,76,79,101,116,148,168,188,193,202],"search":[2,5,23,35,47,65,120],"history":[3,48,121],"in":[4,9,33,44,63,82,131],"engines":[6],"is":[7,30,150,182],"presented":[8],"a":[10,57,83,183],"list":[11,28,117,189],"view":[12,29,118],"of":[13,16,78,107,109,119,143],"some":[14],"combination":[15],"enumerated":[17],"results":[18,49,81,194],"by":[19,74,162],"title,":[20],"URL,":[21],"or":[22],"query.":[24],"However,":[25],"this":[26],"classical":[27],"not":[31,40],"ideal":[32],"collaborative":[34,64,211],"environments":[36],"as":[37,136,201],"it":[38,181],"does":[39],"always":[41],"assist":[42],"users":[43,174],"understanding":[45],"collaborators'":[46],"and":[50,85,105,111,154,159,180,210],"project's":[52],"status.":[53,170],"We":[54,123],"present":[55],"CollabGraph,":[56,203],"system":[58,69],"for":[59,93,207],"graph-based":[60],"summary":[61,77,198],"visualization":[62],"learning":[66,137],"environments.":[67],"Our":[68,96,171],"differentiates":[70],"from":[71],"existing":[72],"solutions":[73],"visualizing":[75],"collaboration":[80],"graph":[84,197],"having":[86],"its":[87],"core":[88],"personal":[89],"knowledge":[90],"graphs":[91],"(PKGs)":[92],"each":[94],"user.":[95],"research":[97],"questions":[98],"concentrate":[99],"around":[100],"CollabGraph's":[102],"usefulness,":[103],"preference,":[104],"enhancement":[106],"participation":[108,158],"student's":[110],"teacher's":[112,160],"feedback":[113,161],"compared":[114],"to":[115],"results.":[122],"evaluate":[124],"our":[125],"approach":[126,172],"with":[127,213],"an":[128],"online":[129],"questionnaire":[130],"six":[132],"different":[133],"project-based":[134],"searching":[135],"(SaL)":[138],"scenarios":[139,209],"(LSs).":[140],"The":[141],"evaluation":[142],"users'":[144,157],"experience":[145],"indicates":[146],"that":[147,196],"CollabGraph":[149],"useful,":[151],"highly":[152,184],"likeable,":[153],"could":[155],"benefit":[156],"providing":[163],"more":[164,205],"precise":[165],"insights":[166],"into":[167],"project":[169],"helps":[173],"better":[175],"perceive":[176],"about":[177],"everyone's":[178],"work,":[179],"preferable":[185],"feature":[186],"alongside":[187],"view.":[190],"In":[191],"addition,":[192],"demonstrate":[195],"visualizations,":[199],"such":[200],"are":[204],"suitable":[206],"closed-end":[208],"projects":[212],"many":[214],"participants.":[215]},"counts_by_year":[{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1}],"updated_date":"2025-12-21T01:58:51.020947","created_date":"2025-10-10T00:00:00"}