{"id":"https://openalex.org/W7134901828","doi":"https://doi.org/10.1016/j.eswa.2026.131991","title":"Future-oriented technology opportunities identification via extending patent citation network with LSTM and GCN","display_name":"Future-oriented technology opportunities identification via extending patent citation network with LSTM and GCN","publication_year":2026,"publication_date":"2026-03-11","ids":{"openalex":"https://openalex.org/W7134901828","doi":"https://doi.org/10.1016/j.eswa.2026.131991"},"language":"en","primary_location":{"id":"doi:10.1016/j.eswa.2026.131991","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.eswa.2026.131991","pdf_url":null,"source":{"id":"https://openalex.org/S13144211","display_name":"Expert Systems with Applications","issn_l":"0957-4174","issn":["0957-4174","1873-6793"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Expert Systems with Applications","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/A5128710424","display_name":"Zhenfeng Liu","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Zhenfeng Liu","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-1808-9352","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108307992","display_name":"Xinyue Xiang","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Xinyue Xiang","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0003-2126-9722","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5128720180","display_name":"Jian Feng","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Jian Feng","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0001-9883-4684","affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5128743014","display_name":"Xu Han","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Xu Han","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5128710424"],"corresponding_institution_ids":[],"apc_list":{"value":3220,"currency":"USD","value_usd":3220},"apc_paid":null,"fwci":44.0578,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.99698202,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":96,"max":98},"biblio":{"volume":"317","issue":null,"first_page":"131991","last_page":"131991"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10856","display_name":"Intellectual Property and Patents","score":0.9326000213623047,"subfield":{"id":"https://openalex.org/subfields/1405","display_name":"Management of Technology and Innovation"},"field":{"id":"https://openalex.org/fields/14","display_name":"Business, Management and Accounting"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T10856","display_name":"Intellectual Property and Patents","score":0.9326000213623047,"subfield":{"id":"https://openalex.org/subfields/1405","display_name":"Management of Technology and Innovation"},"field":{"id":"https://openalex.org/fields/14","display_name":"Business, Management and Accounting"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T14347","display_name":"Big Data and Digital Economy","score":0.012199999764561653,"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"}},{"id":"https://openalex.org/T12659","display_name":"Innovation Diffusion and Forecasting","score":0.003100000089034438,"subfield":{"id":"https://openalex.org/subfields/1803","display_name":"Management Science and Operations Research"},"field":{"id":"https://openalex.org/fields/18","display_name":"Decision Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/identification","display_name":"Identification (biology)","score":0.7322999835014343},{"id":"https://openalex.org/keywords/citation","display_name":"Citation","score":0.41600000858306885},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.40459999442100525},{"id":"https://openalex.org/keywords/co-citation","display_name":"Co-citation","score":0.3151000142097473}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8357999920845032},{"id":"https://openalex.org/C116834253","wikidata":"https://www.wikidata.org/wiki/Q2039217","display_name":"Identification (biology)","level":2,"score":0.7322999835014343},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4636000096797943},{"id":"https://openalex.org/C2778805511","wikidata":"https://www.wikidata.org/wiki/Q1713","display_name":"Citation","level":2,"score":0.41600000858306885},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.40459999442100525},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.36640000343322754},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.36230000853538513},{"id":"https://openalex.org/C2777765086","wikidata":"https://www.wikidata.org/wiki/Q1785764","display_name":"Co-citation","level":3,"score":0.3151000142097473},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.30390000343322754},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.26989999413490295}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/j.eswa.2026.131991","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.eswa.2026.131991","pdf_url":null,"source":{"id":"https://openalex.org/S13144211","display_name":"Expert Systems with Applications","issn_l":"0957-4174","issn":["0957-4174","1873-6793"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Expert Systems with Applications","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":81,"referenced_works":["https://openalex.org/W1535129021","https://openalex.org/W1984567472","https://openalex.org/W2000039169","https://openalex.org/W2015311578","https://openalex.org/W2065429153","https://openalex.org/W2157331557","https://openalex.org/W2586856233","https://openalex.org/W2620596441","https://openalex.org/W2744203962","https://openalex.org/W2767761795","https://openalex.org/W2786692039","https://openalex.org/W2793198909","https://openalex.org/W2856784925","https://openalex.org/W2896585721","https://openalex.org/W2940765394","https://openalex.org/W2985885616","https://openalex.org/W2988504881","https://openalex.org/W2997386478","https://openalex.org/W3035017182","https://openalex.org/W3036238672","https://openalex.org/W3036363354","https://openalex.org/W3047512648","https://openalex.org/W3083867005","https://openalex.org/W3085321109","https://openalex.org/W3092909958","https://openalex.org/W3124490493","https://openalex.org/W3126850993","https://openalex.org/W3134377329","https://openalex.org/W3171157265","https://openalex.org/W3179520015","https://openalex.org/W3180846255","https://openalex.org/W3189222497","https://openalex.org/W3202535189","https://openalex.org/W3204204940","https://openalex.org/W3214800443","https://openalex.org/W3215865232","https://openalex.org/W4224945190","https://openalex.org/W4229010550","https://openalex.org/W4282006402","https://openalex.org/W4283644567","https://openalex.org/W4290628271","https://openalex.org/W4296299123","https://openalex.org/W4306688619","https://openalex.org/W4309336539","https://openalex.org/W4310719663","https://openalex.org/W4312786466","https://openalex.org/W4312997576","https://openalex.org/W4320033548","https://openalex.org/W4324056920","https://openalex.org/W4361199350","https://openalex.org/W4365790498","https://openalex.org/W4372329715","https://openalex.org/W4375864092","https://openalex.org/W4378979436","https://openalex.org/W4383554854","https://openalex.org/W4385306011","https://openalex.org/W4386130588","https://openalex.org/W4386420667","https://openalex.org/W4386788349","https://openalex.org/W4386878776","https://openalex.org/W4386983245","https://openalex.org/W4387630179","https://openalex.org/W4388138956","https://openalex.org/W4388279379","https://openalex.org/W4388342929","https://openalex.org/W4388831084","https://openalex.org/W4388947331","https://openalex.org/W4389222846","https://openalex.org/W4390357304","https://openalex.org/W4390381469","https://openalex.org/W4390848168","https://openalex.org/W4391992425","https://openalex.org/W4392095426","https://openalex.org/W4393140430","https://openalex.org/W4394585868","https://openalex.org/W4399471167","https://openalex.org/W4402207735","https://openalex.org/W4402339225","https://openalex.org/W4403395601","https://openalex.org/W4405926464","https://openalex.org/W4407858216"],"related_works":[],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":1}],"updated_date":"2026-03-14T06:41:57.775601","created_date":"2026-03-12T00:00:00"}
