{"id":"https://openalex.org/W2963047170","doi":"https://doi.org/10.1007/s11390-019-1942-8","title":"Searching Activity Trajectories with Semantics","display_name":"Searching Activity Trajectories with Semantics","publication_year":2019,"publication_date":"2019-07-01","ids":{"openalex":"https://openalex.org/W2963047170","doi":"https://doi.org/10.1007/s11390-019-1942-8","mag":"2963047170"},"language":"en","primary_location":{"id":"doi:10.1007/s11390-019-1942-8","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11390-019-1942-8","pdf_url":null,"source":{"id":"https://openalex.org/S161516442","display_name":"Journal of Computer Science and Technology","issn_l":"1000-9000","issn":["1000-9000","1860-4749"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Computer Science and Technology","raw_type":"journal-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/A5100411650","display_name":"Lihua Yin","orcid":"https://orcid.org/0000-0001-8829-4442"},"institutions":[{"id":"https://openalex.org/I37987034","display_name":"Guangzhou University","ror":"https://ror.org/05ar8rn06","country_code":"CN","type":"education","lineage":["https://openalex.org/I37987034"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Li-Hua Yin","raw_affiliation_strings":["Cyberspace Institute of Advanced Technology, Guangzhou University, Guangzhou, 510006, China"],"affiliations":[{"raw_affiliation_string":"Cyberspace Institute of Advanced Technology, Guangzhou University, Guangzhou, 510006, China","institution_ids":["https://openalex.org/I37987034"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101746453","display_name":"Huiwen Liu","orcid":"https://orcid.org/0009-0003-2363-9018"},"institutions":[{"id":"https://openalex.org/I79891267","display_name":"Singapore Management University","ror":"https://ror.org/050qmg959","country_code":"SG","type":"education","lineage":["https://openalex.org/I79891267"]}],"countries":["SG"],"is_corresponding":true,"raw_author_name":"Huiwen Liu","raw_affiliation_strings":["School of Information System, Singapore Management University, Singapore, 188065, Singapore"],"affiliations":[{"raw_affiliation_string":"School of Information System, Singapore Management University, Singapore, 188065, Singapore","institution_ids":["https://openalex.org/I79891267"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5101746453"],"corresponding_institution_ids":["https://openalex.org/I79891267"],"apc_list":{"value":2290,"currency":"EUR","value_usd":2890},"apc_paid":null,"fwci":0.8373,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.72965383,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"34","issue":"4","first_page":"775","last_page":"794"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11106","display_name":"Data Management and Algorithms","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/T11980","display_name":"Human Mobility and Location-Based Analysis","score":0.9965999722480774,"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"}},{"id":"https://openalex.org/T10757","display_name":"Geographic Information Systems Studies","score":0.9954000115394592,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8884293437004089},{"id":"https://openalex.org/keywords/semantics","display_name":"Semantics (computer science)","score":0.6045913696289062},{"id":"https://openalex.org/keywords/scalability","display_name":"Scalability","score":0.5435376763343811},{"id":"https://openalex.org/keywords/probabilistic-logic","display_name":"Probabilistic logic","score":0.5353164672851562},{"id":"https://openalex.org/keywords/pruning","display_name":"Pruning","score":0.5276355147361755},{"id":"https://openalex.org/keywords/closeness","display_name":"Closeness","score":0.5148271918296814},{"id":"https://openalex.org/keywords/trajectory","display_name":"Trajectory","score":0.49889659881591797},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.49252042174339294},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.45185959339141846},{"id":"https://openalex.org/keywords/index","display_name":"Index (typography)","score":0.4405860900878906},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.397308886051178},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3092072606086731},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.1390160620212555},{"id":"https://openalex.org/keywords/database","display_name":"Database","score":0.12948748469352722}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8884293437004089},{"id":"https://openalex.org/C184337299","wikidata":"https://www.wikidata.org/wiki/Q1437428","display_name":"Semantics (computer science)","level":2,"score":0.6045913696289062},{"id":"https://openalex.org/C48044578","wikidata":"https://www.wikidata.org/wiki/Q727490","display_name":"Scalability","level":2,"score":0.5435376763343811},{"id":"https://openalex.org/C49937458","wikidata":"https://www.wikidata.org/wiki/Q2599292","display_name":"Probabilistic logic","level":2,"score":0.5353164672851562},{"id":"https://openalex.org/C108010975","wikidata":"https://www.wikidata.org/wiki/Q500094","display_name":"Pruning","level":2,"score":0.5276355147361755},{"id":"https://openalex.org/C2779545769","wikidata":"https://www.wikidata.org/wiki/Q5135364","display_name":"Closeness","level":2,"score":0.5148271918296814},{"id":"https://openalex.org/C13662910","wikidata":"https://www.wikidata.org/wiki/Q193139","display_name":"Trajectory","level":2,"score":0.49889659881591797},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.49252042174339294},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.45185959339141846},{"id":"https://openalex.org/C2777382242","wikidata":"https://www.wikidata.org/wiki/Q6017816","display_name":"Index (typography)","level":2,"score":0.4405860900878906},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.397308886051178},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3092072606086731},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.1390160620212555},{"id":"https://openalex.org/C77088390","wikidata":"https://www.wikidata.org/wiki/Q8513","display_name":"Database","level":1,"score":0.12948748469352722},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"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/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/s11390-019-1942-8","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s11390-019-1942-8","pdf_url":null,"source":{"id":"https://openalex.org/S161516442","display_name":"Journal of Computer Science and Technology","issn_l":"1000-9000","issn":["1000-9000","1860-4749"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Computer Science and Technology","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Reduced inequalities","id":"https://metadata.un.org/sdg/10","score":0.5600000023841858}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":51,"referenced_works":["https://openalex.org/W1852700332","https://openalex.org/W1880262756","https://openalex.org/W1985933986","https://openalex.org/W1990444226","https://openalex.org/W1994655805","https://openalex.org/W2003489401","https://openalex.org/W2006307108","https://openalex.org/W2007108398","https://openalex.org/W2009799282","https://openalex.org/W2011968383","https://openalex.org/W2022279235","https://openalex.org/W2023137161","https://openalex.org/W2045563097","https://openalex.org/W2045622468","https://openalex.org/W2057135445","https://openalex.org/W2067047256","https://openalex.org/W2067193733","https://openalex.org/W2070226969","https://openalex.org/W2070868259","https://openalex.org/W2072237376","https://openalex.org/W2072644219","https://openalex.org/W2073021764","https://openalex.org/W2075190119","https://openalex.org/W2077451659","https://openalex.org/W2080206036","https://openalex.org/W2090190191","https://openalex.org/W2098292500","https://openalex.org/W2101823987","https://openalex.org/W2103467499","https://openalex.org/W2111100984","https://openalex.org/W2136327423","https://openalex.org/W2140048308","https://openalex.org/W2140251882","https://openalex.org/W2165735734","https://openalex.org/W2166793129","https://openalex.org/W2168286808","https://openalex.org/W2169307587","https://openalex.org/W2169896292","https://openalex.org/W2174706414","https://openalex.org/W2209019814","https://openalex.org/W2286457274","https://openalex.org/W2324806281","https://openalex.org/W2395738520","https://openalex.org/W2477849268","https://openalex.org/W2507783418","https://openalex.org/W2512253098","https://openalex.org/W2584293398","https://openalex.org/W2626695100","https://openalex.org/W2767665719","https://openalex.org/W2796254167","https://openalex.org/W2896295809"],"related_works":["https://openalex.org/W2156910174","https://openalex.org/W1995054232","https://openalex.org/W2011510925","https://openalex.org/W1557920161","https://openalex.org/W1556709767","https://openalex.org/W1993023208","https://openalex.org/W4291020658","https://openalex.org/W2593813644","https://openalex.org/W2061476331","https://openalex.org/W2151215270"],"abstract_inverted_index":null,"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}