{"id":"https://openalex.org/W4312196531","doi":"https://doi.org/10.3390/s22249890","title":"Building a COVID-Safe Navigation App Using a Meta-Model Based Context Server","display_name":"Building a COVID-Safe Navigation App Using a Meta-Model Based Context Server","publication_year":2022,"publication_date":"2022-12-15","ids":{"openalex":"https://openalex.org/W4312196531","doi":"https://doi.org/10.3390/s22249890","pmid":"https://pubmed.ncbi.nlm.nih.gov/36560258"},"language":"en","primary_location":{"id":"doi:10.3390/s22249890","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22249890","pdf_url":"https://www.mdpi.com/1424-8220/22/24/9890/pdf?version=1671110185","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj","pubmed"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/1424-8220/22/24/9890/pdf?version=1671110185","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5071145458","display_name":"Manfred Wojciechowski","orcid":"https://orcid.org/0000-0003-0786-0647"},"institutions":[{"id":"https://openalex.org/I75356249","display_name":"Hochschule D\u00fcsseldorf University of Applied Sciences","ror":"https://ror.org/00ftx0026","country_code":"DE","type":"education","lineage":["https://openalex.org/I75356249"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Manfred Wojciechowski","raw_affiliation_strings":["Faculty of Media, University of Applied Sciences Duesseldorf, 40476 Duesseldorf, Germany"],"raw_orcid":"https://orcid.org/0000-0003-0786-0647","affiliations":[{"raw_affiliation_string":"Faculty of Media, University of Applied Sciences Duesseldorf, 40476 Duesseldorf, Germany","institution_ids":["https://openalex.org/I75356249"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5084115691","display_name":"Patrick Pogscheba","orcid":"https://orcid.org/0000-0002-7989-3969"},"institutions":[{"id":"https://openalex.org/I75356249","display_name":"Hochschule D\u00fcsseldorf University of Applied Sciences","ror":"https://ror.org/00ftx0026","country_code":"DE","type":"education","lineage":["https://openalex.org/I75356249"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Patrick Pogscheba","raw_affiliation_strings":["Faculty of Media, University of Applied Sciences Duesseldorf, 40476 Duesseldorf, Germany"],"raw_orcid":"https://orcid.org/0000-0002-7989-3969","affiliations":[{"raw_affiliation_string":"Faculty of Media, University of Applied Sciences Duesseldorf, 40476 Duesseldorf, Germany","institution_ids":["https://openalex.org/I75356249"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5071145458"],"corresponding_institution_ids":["https://openalex.org/I75356249"],"apc_list":{"value":2400,"currency":"CHF","value_usd":2598},"apc_paid":{"value":2436,"currency":"EUR","value_usd":2627},"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.11999012,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"22","issue":"24","first_page":"9890","last_page":"9890"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9998999834060669,"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/T10444","display_name":"Context-Aware Activity Recognition Systems","score":0.9998999834060669,"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/T10273","display_name":"IoT and Edge/Fog Computing","score":0.996999979019165,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10080","display_name":"Energy Efficient Wireless Sensor Networks","score":0.9760000109672546,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/context","display_name":"Context (archaeology)","score":0.7855592966079712},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7753199934959412},{"id":"https://openalex.org/keywords/context-awareness","display_name":"Context awareness","score":0.6777665019035339},{"id":"https://openalex.org/keywords/context-model","display_name":"Context model","score":0.5257266759872437},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.4666350483894348},{"id":"https://openalex.org/keywords/human\u2013computer-interaction","display_name":"Human\u2013computer interaction","score":0.4297574758529663},{"id":"https://openalex.org/keywords/coronavirus-disease-2019","display_name":"Coronavirus disease 2019 (COVID-19)","score":0.4220902621746063},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.41464120149612427},{"id":"https://openalex.org/keywords/outcome","display_name":"Outcome (game theory)","score":0.4105081856250763},{"id":"https://openalex.org/keywords/data-science","display_name":"Data science","score":0.4093264043331146},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2485906481742859},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.1870160698890686}],"concepts":[{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.7855592966079712},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7753199934959412},{"id":"https://openalex.org/C2781368080","wikidata":"https://www.wikidata.org/wiki/Q501688","display_name":"Context awareness","level":3,"score":0.6777665019035339},{"id":"https://openalex.org/C183322885","wikidata":"https://www.wikidata.org/wiki/Q17007702","display_name":"Context model","level":3,"score":0.5257266759872437},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.4666350483894348},{"id":"https://openalex.org/C107457646","wikidata":"https://www.wikidata.org/wiki/Q207434","display_name":"Human\u2013computer interaction","level":1,"score":0.4297574758529663},{"id":"https://openalex.org/C3008058167","wikidata":"https://www.wikidata.org/wiki/Q84263196","display_name":"Coronavirus disease 2019 (COVID-19)","level":4,"score":0.4220902621746063},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.41464120149612427},{"id":"https://openalex.org/C148220186","wikidata":"https://www.wikidata.org/wiki/Q7111912","display_name":"Outcome (game theory)","level":2,"score":0.4105081856250763},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.4093264043331146},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2485906481742859},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.1870160698890686},{"id":"https://openalex.org/C144237770","wikidata":"https://www.wikidata.org/wiki/Q747534","display_name":"Mathematical economics","level":1,"score":0.0},{"id":"https://openalex.org/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C2781238097","wikidata":"https://www.wikidata.org/wiki/Q175026","display_name":"Object (grammar)","level":2,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C524204448","wikidata":"https://www.wikidata.org/wiki/Q788926","display_name":"Infectious disease (medical specialty)","level":3,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C2779134260","wikidata":"https://www.wikidata.org/wiki/Q12136","display_name":"Disease","level":2,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C2778707766","wikidata":"https://www.wikidata.org/wiki/Q202064","display_name":"Phone","level":2,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000086382","descriptor_name":"COVID-19","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000086382","descriptor_name":"COVID-19","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D000086382","descriptor_name":"COVID-19","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D063731","descriptor_name":"Mobile Applications","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D063731","descriptor_name":"Mobile Applications","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D063731","descriptor_name":"Mobile Applications","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":5,"locations":[{"id":"doi:10.3390/s22249890","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22249890","pdf_url":"https://www.mdpi.com/1424-8220/22/24/9890/pdf?version=1671110185","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},{"id":"pmid:36560258","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/36560258","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors (Basel, Switzerland)","raw_type":null},{"id":"pmh:oai:doaj.org/article:831b8f4873654b74add15d07c03d33e5","is_oa":true,"landing_page_url":"https://doaj.org/article/831b8f4873654b74add15d07c03d33e5","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors, Vol 22, Iss 24, p 9890 (2022)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/1424-8220/22/24/9890/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/s22249890","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors; Volume 22; Issue 24; Pages: 9890","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:9781312","is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/9781312","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Sensors (Basel)","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/s22249890","is_oa":true,"landing_page_url":"https://doi.org/10.3390/s22249890","pdf_url":"https://www.mdpi.com/1424-8220/22/24/9890/pdf?version=1671110185","source":{"id":"https://openalex.org/S101949793","display_name":"Sensors","issn_l":"1424-8220","issn":["1424-8220"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Sensors","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W4312196531.pdf"},"referenced_works_count":29,"referenced_works":["https://openalex.org/W30100255","https://openalex.org/W1557534934","https://openalex.org/W1963372688","https://openalex.org/W1967661515","https://openalex.org/W1988963502","https://openalex.org/W2014459598","https://openalex.org/W2021851523","https://openalex.org/W2025241052","https://openalex.org/W2051802552","https://openalex.org/W2068849277","https://openalex.org/W2072933948","https://openalex.org/W2084453634","https://openalex.org/W2084460805","https://openalex.org/W2119824531","https://openalex.org/W2128026023","https://openalex.org/W2144730987","https://openalex.org/W2163419627","https://openalex.org/W2164548653","https://openalex.org/W2168867823","https://openalex.org/W2278905624","https://openalex.org/W2486702068","https://openalex.org/W2524920705","https://openalex.org/W2809977055","https://openalex.org/W2904005918","https://openalex.org/W3164800436","https://openalex.org/W3205330927","https://openalex.org/W3206964550","https://openalex.org/W3216410202","https://openalex.org/W6634504873"],"related_works":["https://openalex.org/W2154188405","https://openalex.org/W1863657797","https://openalex.org/W2102543574","https://openalex.org/W2049441025","https://openalex.org/W1996503207","https://openalex.org/W2140179795","https://openalex.org/W2125939147","https://openalex.org/W2083432852","https://openalex.org/W1973082944","https://openalex.org/W2588732842"],"abstract_inverted_index":{"Building":[0],"context-aware":[1,37,95,155],"applications":[2],"is":[3,10,86,130],"an":[4],"already":[5],"widely":[6],"researched":[7],"topic.":[8],"It":[9],"our":[11,58],"belief":[12],"that":[13,41,84,102,143],"context":[14,70],"awareness":[15],"has":[16],"the":[17,21,34,73,89,113,148,151,159,175],"potential":[18],"to":[19,49,65,111,119,132],"supplement":[20],"Internet":[22],"of":[23,36,75,91,139,153,177],"Things,":[24],"when":[25],"a":[26,42,92,125,136],"suitable":[27],"methodology":[28,85],"including":[29],"supporting":[30],"tools":[31],"will":[32,172],"ease":[33],"development":[35,152],"applications.":[38],"We":[39,81,141,163],"believe":[40],"meta-model":[43,59],"based":[44,60],"approach":[45],"can":[46,145],"be":[47,133,147],"key":[48],"achieving":[50],"this":[51,54,144,178],"goal.":[52],"In":[53],"paper,":[55],"we":[56,171],"present":[57],"methodology,":[61],"which":[62,157,170],"allows":[63],"us":[64],"define":[66],"and":[67,72,116],"build":[68],"application-specific":[69],"models":[71],"integration":[74],"sensor":[76],"data":[77],"without":[78],"any":[79],"programming.":[80],"describe":[82],"how":[83],"applied":[87],"with":[88,104],"implementation":[90],"relatively":[93],"simple":[94],"COVID-safe":[96],"navigation":[97],"app.":[98],"The":[99],"outcome":[100],"showed":[101],"programmers":[103],"no":[105],"experience":[106],"in":[107],"context-awareness":[108,129,161],"were":[109,117],"able":[110,118,131],"understand":[112],"concepts":[114],"easily":[115],"effectively":[120],"use":[121],"it":[122],"after":[123],"receiving":[124],"short":[126,137],"training.":[127],"Therefore,":[128],"implemented":[134],"within":[135],"amount":[138],"time.":[140],"conclude":[142],"also":[146,165],"case":[149],"for":[150],"other":[154],"applications,":[156],"have":[158,164],"same":[160],"characteristics.":[162],"identified":[166],"further":[167],"optimization":[168],"potential,":[169],"discuss":[173],"at":[174],"conclusion":[176],"article.":[179]},"counts_by_year":[],"updated_date":"2026-05-22T06:13:13.366637","created_date":"2025-10-10T00:00:00"}
