{"id":"https://openalex.org/W7148590309","doi":"https://doi.org/10.3390/info17040345","title":"MFT-PTM: A Multisource-Fused and Temporally-Aware Framework for Evolutionary Analysis of Rare Earth Patent Topics Model","display_name":"MFT-PTM: A Multisource-Fused and Temporally-Aware Framework for Evolutionary Analysis of Rare Earth Patent Topics Model","publication_year":2026,"publication_date":"2026-04-02","ids":{"openalex":"https://openalex.org/W7148590309","doi":"https://doi.org/10.3390/info17040345"},"language":"en","primary_location":{"id":"doi:10.3390/info17040345","is_oa":true,"landing_page_url":"https://doi.org/10.3390/info17040345","pdf_url":"https://www.mdpi.com/2078-2489/17/4/345/pdf?version=1775124859","source":{"id":"https://openalex.org/S4210219776","display_name":"Information","issn_l":"2078-2489","issn":["2078-2489"],"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":"Information","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2078-2489/17/4/345/pdf?version=1775124859","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5132772460","display_name":"Haofei Zhang","orcid":null},"institutions":[{"id":"https://openalex.org/I31637741","display_name":"Inner Mongolia University of Science and Technology","ror":"https://ror.org/044rgx723","country_code":"CN","type":"education","lineage":["https://openalex.org/I31637741"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Haofei Zhang","raw_affiliation_strings":["School of Digital and Intelligent Industry, Inner Mongolia University of Science and Technology, Arding Street No.7, Baotou 014010, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Digital and Intelligent Industry, Inner Mongolia University of Science and Technology, Arding Street No.7, Baotou 014010, China","institution_ids":["https://openalex.org/I31637741"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5132747548","display_name":"Jingyu Wang","orcid":null},"institutions":[{"id":"https://openalex.org/I31637741","display_name":"Inner Mongolia University of Science and Technology","ror":"https://ror.org/044rgx723","country_code":"CN","type":"education","lineage":["https://openalex.org/I31637741"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jingyu Wang","raw_affiliation_strings":["School of Digital and Intelligent Industry, Inner Mongolia University of Science and Technology, Arding Street No.7, Baotou 014010, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Digital and Intelligent Industry, Inner Mongolia University of Science and Technology, Arding Street No.7, Baotou 014010, China","institution_ids":["https://openalex.org/I31637741"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5126918912","display_name":"Jinling Yu","orcid":null},"institutions":[{"id":"https://openalex.org/I31637741","display_name":"Inner Mongolia University of Science and Technology","ror":"https://ror.org/044rgx723","country_code":"CN","type":"education","lineage":["https://openalex.org/I31637741"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Jinling Yu","raw_affiliation_strings":["School of Digital and Intelligent Industry, Inner Mongolia University of Science and Technology, Arding Street No.7, Baotou 014010, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Digital and Intelligent Industry, Inner Mongolia University of Science and Technology, Arding Street No.7, Baotou 014010, China","institution_ids":["https://openalex.org/I31637741"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5132776056","display_name":"Lixin Liu","orcid":null},"institutions":[{"id":"https://openalex.org/I31637741","display_name":"Inner Mongolia University of Science and Technology","ror":"https://ror.org/044rgx723","country_code":"CN","type":"education","lineage":["https://openalex.org/I31637741"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Lixin Liu","raw_affiliation_strings":["School of Digital and Intelligent Industry, Inner Mongolia University of Science and Technology, Arding Street No.7, Baotou 014010, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Digital and Intelligent Industry, Inner Mongolia University of Science and Technology, Arding Street No.7, Baotou 014010, China","institution_ids":["https://openalex.org/I31637741"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5126918912"],"corresponding_institution_ids":["https://openalex.org/I31637741"],"apc_list":{"value":1400,"currency":"CHF","value_usd":1515},"apc_paid":{"value":1400,"currency":"CHF","value_usd":1515},"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.37558878,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"17","issue":"4","first_page":"345","last_page":"345"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10856","display_name":"Intellectual Property and Patents","score":0.9556999802589417,"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":0.9556999802589417,"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":0.007499999832361937,"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/T12090","display_name":"Language and cultural evolution","score":0.002400000113993883,"subfield":{"id":"https://openalex.org/subfields/3316","display_name":"Cultural Studies"},"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/exploit","display_name":"Exploit","score":0.7152000069618225},{"id":"https://openalex.org/keywords/cluster-analysis","display_name":"Cluster analysis","score":0.517300009727478},{"id":"https://openalex.org/keywords/limiting","display_name":"Limiting","score":0.4575999975204468},{"id":"https://openalex.org/keywords/cluster","display_name":"Cluster (spacecraft)","score":0.43700000643730164},{"id":"https://openalex.org/keywords/mechanism","display_name":"Mechanism (biology)","score":0.4056999981403351},{"id":"https://openalex.org/keywords/projection","display_name":"Projection (relational algebra)","score":0.39559999108314514},{"id":"https://openalex.org/keywords/range","display_name":"Range (aeronautics)","score":0.39010000228881836},{"id":"https://openalex.org/keywords/evolutionary-algorithm","display_name":"Evolutionary algorithm","score":0.36899998784065247}],"concepts":[{"id":"https://openalex.org/C165696696","wikidata":"https://www.wikidata.org/wiki/Q11287","display_name":"Exploit","level":2,"score":0.7152000069618225},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6503999829292297},{"id":"https://openalex.org/C73555534","wikidata":"https://www.wikidata.org/wiki/Q622825","display_name":"Cluster analysis","level":2,"score":0.517300009727478},{"id":"https://openalex.org/C188198153","wikidata":"https://www.wikidata.org/wiki/Q1613840","display_name":"Limiting","level":2,"score":0.4575999975204468},{"id":"https://openalex.org/C2522767166","wikidata":"https://www.wikidata.org/wiki/Q2374463","display_name":"Data science","level":1,"score":0.4433000087738037},{"id":"https://openalex.org/C164866538","wikidata":"https://www.wikidata.org/wiki/Q367351","display_name":"Cluster (spacecraft)","level":2,"score":0.43700000643730164},{"id":"https://openalex.org/C89611455","wikidata":"https://www.wikidata.org/wiki/Q6804646","display_name":"Mechanism (biology)","level":2,"score":0.4056999981403351},{"id":"https://openalex.org/C57493831","wikidata":"https://www.wikidata.org/wiki/Q3134666","display_name":"Projection (relational algebra)","level":2,"score":0.39559999108314514},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.39010000228881836},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.37860000133514404},{"id":"https://openalex.org/C159149176","wikidata":"https://www.wikidata.org/wiki/Q14489129","display_name":"Evolutionary algorithm","level":2,"score":0.36899998784065247},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.3564000129699707},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.33090001344680786},{"id":"https://openalex.org/C2778029865","wikidata":"https://www.wikidata.org/wiki/Q25110998","display_name":"Patent analysis","level":2,"score":0.328000009059906},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3095000088214874},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.30559998750686646},{"id":"https://openalex.org/C171578705","wikidata":"https://www.wikidata.org/wiki/Q5418700","display_name":"Evolutionary dynamics","level":3,"score":0.3012999892234802},{"id":"https://openalex.org/C32946077","wikidata":"https://www.wikidata.org/wiki/Q618079","display_name":"Network analysis","level":2,"score":0.30079999566078186},{"id":"https://openalex.org/C104745612","wikidata":"https://www.wikidata.org/wiki/Q1756507","display_name":"Technological evolution","level":2,"score":0.2969000041484833},{"id":"https://openalex.org/C119857082","wikidata":"https://www.wikidata.org/wiki/Q2539","display_name":"Machine learning","level":1,"score":0.26899999380111694},{"id":"https://openalex.org/C137996800","wikidata":"https://www.wikidata.org/wiki/Q762702","display_name":"Technological change","level":2,"score":0.2685000002384186},{"id":"https://openalex.org/C47822265","wikidata":"https://www.wikidata.org/wiki/Q854457","display_name":"Complex system","level":2,"score":0.262800008058548}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.3390/info17040345","is_oa":true,"landing_page_url":"https://doi.org/10.3390/info17040345","pdf_url":"https://www.mdpi.com/2078-2489/17/4/345/pdf?version=1775124859","source":{"id":"https://openalex.org/S4210219776","display_name":"Information","issn_l":"2078-2489","issn":["2078-2489"],"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":"Information","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:3c1e1d92ee7c400db79220487c99bb23","is_oa":true,"landing_page_url":"https://doaj.org/article/3c1e1d92ee7c400db79220487c99bb23","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":"Information, Vol 17, Iss 4, p 345 (2026)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.3390/info17040345","is_oa":true,"landing_page_url":"https://doi.org/10.3390/info17040345","pdf_url":"https://www.mdpi.com/2078-2489/17/4/345/pdf?version=1775124859","source":{"id":"https://openalex.org/S4210219776","display_name":"Information","issn_l":"2078-2489","issn":["2078-2489"],"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":"Information","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.5937655568122864,"display_name":"Industry, innovation and infrastructure","id":"https://metadata.un.org/sdg/9"}],"awards":[{"id":"https://openalex.org/G6053052740","display_name":null,"funder_award_id":"62466045","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7148590309.pdf","grobid_xml":"https://content.openalex.org/works/W7148590309.grobid-xml"},"referenced_works_count":31,"referenced_works":["https://openalex.org/W2498696615","https://openalex.org/W2945681193","https://openalex.org/W2948268978","https://openalex.org/W2970771982","https://openalex.org/W3021680130","https://openalex.org/W3036644138","https://openalex.org/W3123259583","https://openalex.org/W3124316459","https://openalex.org/W3133482406","https://openalex.org/W4224135931","https://openalex.org/W4284961752","https://openalex.org/W4289333542","https://openalex.org/W4292223630","https://openalex.org/W4293140814","https://openalex.org/W4308335893","https://openalex.org/W4309550850","https://openalex.org/W4316466119","https://openalex.org/W4320879644","https://openalex.org/W4323520175","https://openalex.org/W4385570963","https://openalex.org/W4386495894","https://openalex.org/W4388138956","https://openalex.org/W4389193996","https://openalex.org/W4390479237","https://openalex.org/W4391145857","https://openalex.org/W4391888307","https://openalex.org/W4407946342","https://openalex.org/W4408732857","https://openalex.org/W4411350498","https://openalex.org/W4411584522","https://openalex.org/W4416430024"],"related_works":[],"abstract_inverted_index":{"Rare-earth":[0],"elements":[1,16],"are":[2],"critical":[3],"to":[4,41,81,86,118],"a":[5,55,115,158,180],"wide":[6],"range":[7],"of":[8,46,64,146],"high-technology":[9],"applications,":[10,164],"and":[11,23,35,69,90,99,107,142,151,173,188],"analyzing":[12],"patents":[13,126],"involving":[14],"rare-earth":[15,163],"is":[17],"essential":[18],"for":[19,183],"understanding":[20],"technological":[21,160,190],"progress":[22],"innovation":[24],"trends.":[25,121],"Traditional":[26],"topic":[27,147],"models":[28],"cannot":[29],"fully":[30],"exploit":[31],"patent":[32,95,186],"network":[33,88],"structures":[34],"temporal":[36,70,92],"information,":[37],"limiting":[38],"their":[39],"ability":[40],"capture":[42,119],"the":[43,73,129,155,177],"dynamic":[44],"evolution":[45,191],"technology":[47],"topics.":[48],"To":[49],"overcome":[50],"these":[51,101],"limitations,":[52],"we":[53,78,110],"propose":[54],"novel":[56],"multisource-fused":[57],"framework":[58,131,178],"(MFT-PTM),":[59],"which":[60],"integrates":[61],"three":[62],"types":[63],"multisource":[65,185],"features:":[66],"textual,":[67],"network,":[68],"features":[71,102],"via":[72],"time-aware":[74],"TemporalK-Means":[75,112],"algorithm.":[76],"Specifically,":[77],"use":[79],"SciBERT":[80],"extract":[82],"text":[83],"embeddings,":[84,89],"TransR":[85],"generate":[87],"derive":[91],"scalars":[93],"from":[94,167],"data.":[96],"After":[97],"fusing":[98],"reducing":[100],"with":[103,114,136],"Uniform":[104],"Manifold":[105],"Approximation":[106],"Projection":[108],"(UMAP),":[109],"apply":[111],"clustering":[113],"time-decay":[116],"mechanism":[117],"evolutionary":[120],"Experiments":[122],"on":[123],"43,322":[124],"rare-earth-related":[125],"indicate":[127],"that":[128],"proposed":[130],"achieves":[132],"improved":[133],"performance":[134],"compared":[135],"traditional":[137],"methods":[138],"such":[139],"as":[140],"LDA":[141],"BERTopic":[143],"in":[144,162],"terms":[145],"coherence,":[148],"cluster":[149,152],"quality,":[150],"separation.":[153],"Furthermore,":[154],"analysis":[156],"suggests":[157],"noticeable":[159],"transition":[161],"gradually":[165],"shifting":[166],"environmental":[168],"catalysis":[169],"toward":[170],"advanced":[171],"energy":[172],"biomedical":[174],"domains.":[175],"Overall,":[176],"provides":[179],"quantitative":[181],"approach":[182],"integrating":[184],"information":[187],"exploring":[189],"patterns.":[192]},"counts_by_year":[],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2026-04-03T00:00:00"}