{"id":"https://openalex.org/W3029488321","doi":"https://doi.org/10.3390/ijgi9060363","title":"Digital Trade Feature Map: A New Method for Visualization and Analysis of Spatial Patterns in Bilateral Trade","display_name":"Digital Trade Feature Map: A New Method for Visualization and Analysis of Spatial Patterns in Bilateral Trade","publication_year":2020,"publication_date":"2020-06-01","ids":{"openalex":"https://openalex.org/W3029488321","doi":"https://doi.org/10.3390/ijgi9060363","mag":"3029488321"},"language":"en","primary_location":{"id":"doi:10.3390/ijgi9060363","is_oa":true,"landing_page_url":"https://doi.org/10.3390/ijgi9060363","pdf_url":"https://www.mdpi.com/2220-9964/9/6/363/pdf?version=1591019820","source":{"id":"https://openalex.org/S2764431341","display_name":"ISPRS International Journal of Geo-Information","issn_l":"2220-9964","issn":["2220-9964"],"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":"ISPRS International Journal of Geo-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/2220-9964/9/6/363/pdf?version=1591019820","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5005378500","display_name":"Sijing Ye","orcid":"https://orcid.org/0000-0002-8805-8914"},"institutions":[{"id":"https://openalex.org/I25254941","display_name":"Beijing Normal University","ror":"https://ror.org/022k4wk35","country_code":"CN","type":"education","lineage":["https://openalex.org/I25254941"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Sijing Ye","raw_affiliation_strings":["Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China","State Key Laboratory of Earth Surface Processes and Resource Ecology, Beijing Normal University, Beijing 100875, China"],"raw_orcid":"https://orcid.org/0000-0002-8805-8914","affiliations":[{"raw_affiliation_string":"Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China","institution_ids":["https://openalex.org/I25254941"]},{"raw_affiliation_string":"State Key Laboratory of Earth Surface Processes and Resource Ecology, Beijing Normal University, Beijing 100875, China","institution_ids":["https://openalex.org/I25254941"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101878815","display_name":"Changqing Song","orcid":"https://orcid.org/0000-0002-8449-4911"},"institutions":[{"id":"https://openalex.org/I25254941","display_name":"Beijing Normal University","ror":"https://ror.org/022k4wk35","country_code":"CN","type":"education","lineage":["https://openalex.org/I25254941"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Changqing Song","raw_affiliation_strings":["Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China","State Key Laboratory of Earth Surface Processes and Resource Ecology, Beijing Normal University, Beijing 100875, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China","institution_ids":["https://openalex.org/I25254941"]},{"raw_affiliation_string":"State Key Laboratory of Earth Surface Processes and Resource Ecology, Beijing Normal University, Beijing 100875, China","institution_ids":["https://openalex.org/I25254941"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031780513","display_name":"Changxiu Cheng","orcid":"https://orcid.org/0000-0003-2988-8915"},"institutions":[{"id":"https://openalex.org/I25254941","display_name":"Beijing Normal University","ror":"https://ror.org/022k4wk35","country_code":"CN","type":"education","lineage":["https://openalex.org/I25254941"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Changxiu Cheng","raw_affiliation_strings":["Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China","National Tibetan Plateau Data Center, Beijing 100101, China","State Key Laboratory of Earth Surface Processes and Resource Ecology, Beijing Normal University, Beijing 100875, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China","institution_ids":["https://openalex.org/I25254941"]},{"raw_affiliation_string":"National Tibetan Plateau Data Center, Beijing 100101, China","institution_ids":[]},{"raw_affiliation_string":"State Key Laboratory of Earth Surface Processes and Resource Ecology, Beijing Normal University, Beijing 100875, China","institution_ids":["https://openalex.org/I25254941"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110705119","display_name":"Shi Shen","orcid":null},"institutions":[{"id":"https://openalex.org/I25254941","display_name":"Beijing Normal University","ror":"https://ror.org/022k4wk35","country_code":"CN","type":"education","lineage":["https://openalex.org/I25254941"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shi Shen","raw_affiliation_strings":["Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China","State Key Laboratory of Earth Surface Processes and Resource Ecology, Beijing Normal University, Beijing 100875, China"],"raw_orcid":"https://orcid.org/0000-0001-9126-229X","affiliations":[{"raw_affiliation_string":"Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China","institution_ids":["https://openalex.org/I25254941"]},{"raw_affiliation_string":"State Key Laboratory of Earth Surface Processes and Resource Ecology, Beijing Normal University, Beijing 100875, China","institution_ids":["https://openalex.org/I25254941"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074601006","display_name":"Peichao Gao","orcid":"https://orcid.org/0000-0003-1714-779X"},"institutions":[{"id":"https://openalex.org/I25254941","display_name":"Beijing Normal University","ror":"https://ror.org/022k4wk35","country_code":"CN","type":"education","lineage":["https://openalex.org/I25254941"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Peichao Gao","raw_affiliation_strings":["Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China","State Key Laboratory of Earth Surface Processes and Resource Ecology, Beijing Normal University, Beijing 100875, China"],"raw_orcid":"https://orcid.org/0000-0003-1714-779X","affiliations":[{"raw_affiliation_string":"Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China","institution_ids":["https://openalex.org/I25254941"]},{"raw_affiliation_string":"State Key Laboratory of Earth Surface Processes and Resource Ecology, Beijing Normal University, Beijing 100875, China","institution_ids":["https://openalex.org/I25254941"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100647544","display_name":"Ting Zhang","orcid":"https://orcid.org/0000-0003-4975-0200"},"institutions":[{"id":"https://openalex.org/I25254941","display_name":"Beijing Normal University","ror":"https://ror.org/022k4wk35","country_code":"CN","type":"education","lineage":["https://openalex.org/I25254941"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Ting Zhang","raw_affiliation_strings":["Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China"],"raw_orcid":"https://orcid.org/0000-0003-4975-0200","affiliations":[{"raw_affiliation_string":"Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China","institution_ids":["https://openalex.org/I25254941"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100616727","display_name":"Xiaoqiang Chen","orcid":"https://orcid.org/0000-0002-9713-2047"},"institutions":[{"id":"https://openalex.org/I25254941","display_name":"Beijing Normal University","ror":"https://ror.org/022k4wk35","country_code":"CN","type":"education","lineage":["https://openalex.org/I25254941"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaoqiang Chen","raw_affiliation_strings":["Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China","institution_ids":["https://openalex.org/I25254941"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101748396","display_name":"Yuanhui Wang","orcid":"https://orcid.org/0000-0002-4951-7997"},"institutions":[{"id":"https://openalex.org/I25254941","display_name":"Beijing Normal University","ror":"https://ror.org/022k4wk35","country_code":"CN","type":"education","lineage":["https://openalex.org/I25254941"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yuanhui Wang","raw_affiliation_strings":["Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China","institution_ids":["https://openalex.org/I25254941"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5088716560","display_name":"Changjun Wan","orcid":"https://orcid.org/0000-0002-9065-7318"},"institutions":[{"id":"https://openalex.org/I25254941","display_name":"Beijing Normal University","ror":"https://ror.org/022k4wk35","country_code":"CN","type":"education","lineage":["https://openalex.org/I25254941"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Changjun Wan","raw_affiliation_strings":["Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Geographical Science, Beijing Normal University, Beijing 100875, China","institution_ids":["https://openalex.org/I25254941"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5031780513"],"corresponding_institution_ids":["https://openalex.org/I25254941"],"apc_list":{"value":1700,"currency":"CHF","value_usd":1893},"apc_paid":{"value":1700,"currency":"CHF","value_usd":1893},"fwci":1.9663,"has_fulltext":true,"cited_by_count":11,"citation_normalized_percentile":{"value":0.91188726,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"9","issue":"6","first_page":"363","last_page":"363"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T14143","display_name":"Economic and Technological Innovation","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/2002","display_name":"Economics and Econometrics"},"field":{"id":"https://openalex.org/fields/20","display_name":"Economics, Econometrics and Finance"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T14143","display_name":"Economic and Technological Innovation","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/2002","display_name":"Economics and Econometrics"},"field":{"id":"https://openalex.org/fields/20","display_name":"Economics, Econometrics and Finance"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/geospatial-analysis","display_name":"Geospatial analysis","score":0.7829777002334595},{"id":"https://openalex.org/keywords/visualization","display_name":"Visualization","score":0.7303062081336975},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.683098316192627},{"id":"https://openalex.org/keywords/operationalization","display_name":"Operationalization","score":0.6407341957092285},{"id":"https://openalex.org/keywords/feature","display_name":"Feature (linguistics)","score":0.5076955556869507},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.4899076819419861},{"id":"https://openalex.org/keywords/grid","display_name":"Grid","score":0.4810178875923157},{"id":"https://openalex.org/keywords/product","display_name":"Product (mathematics)","score":0.4737628102302551},{"id":"https://openalex.org/keywords/process","display_name":"Process (computing)","score":0.4701322019100189},{"id":"https://openalex.org/keywords/bilateral-trade","display_name":"Bilateral trade","score":0.4456084668636322},{"id":"https://openalex.org/keywords/feature-extraction","display_name":"Feature extraction","score":0.4229379892349243},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.2272227704524994},{"id":"https://openalex.org/keywords/china","display_name":"China","score":0.16385895013809204},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.1342553198337555},{"id":"https://openalex.org/keywords/cartography","display_name":"Cartography","score":0.10736694931983948},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.07695749402046204}],"concepts":[{"id":"https://openalex.org/C9770341","wikidata":"https://www.wikidata.org/wiki/Q1938983","display_name":"Geospatial analysis","level":2,"score":0.7829777002334595},{"id":"https://openalex.org/C36464697","wikidata":"https://www.wikidata.org/wiki/Q451553","display_name":"Visualization","level":2,"score":0.7303062081336975},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.683098316192627},{"id":"https://openalex.org/C9354725","wikidata":"https://www.wikidata.org/wiki/Q286017","display_name":"Operationalization","level":2,"score":0.6407341957092285},{"id":"https://openalex.org/C2776401178","wikidata":"https://www.wikidata.org/wiki/Q12050496","display_name":"Feature (linguistics)","level":2,"score":0.5076955556869507},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.4899076819419861},{"id":"https://openalex.org/C187691185","wikidata":"https://www.wikidata.org/wiki/Q2020720","display_name":"Grid","level":2,"score":0.4810178875923157},{"id":"https://openalex.org/C90673727","wikidata":"https://www.wikidata.org/wiki/Q901718","display_name":"Product (mathematics)","level":2,"score":0.4737628102302551},{"id":"https://openalex.org/C98045186","wikidata":"https://www.wikidata.org/wiki/Q205663","display_name":"Process (computing)","level":2,"score":0.4701322019100189},{"id":"https://openalex.org/C2780967403","wikidata":"https://www.wikidata.org/wiki/Q256330","display_name":"Bilateral trade","level":3,"score":0.4456084668636322},{"id":"https://openalex.org/C52622490","wikidata":"https://www.wikidata.org/wiki/Q1026626","display_name":"Feature extraction","level":2,"score":0.4229379892349243},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.2272227704524994},{"id":"https://openalex.org/C191935318","wikidata":"https://www.wikidata.org/wiki/Q148","display_name":"China","level":2,"score":0.16385895013809204},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.1342553198337555},{"id":"https://openalex.org/C58640448","wikidata":"https://www.wikidata.org/wiki/Q42515","display_name":"Cartography","level":1,"score":0.10736694931983948},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.07695749402046204},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","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/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.0},{"id":"https://openalex.org/C111472728","wikidata":"https://www.wikidata.org/wiki/Q9471","display_name":"Epistemology","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.3390/ijgi9060363","is_oa":true,"landing_page_url":"https://doi.org/10.3390/ijgi9060363","pdf_url":"https://www.mdpi.com/2220-9964/9/6/363/pdf?version=1591019820","source":{"id":"https://openalex.org/S2764431341","display_name":"ISPRS International Journal of Geo-Information","issn_l":"2220-9964","issn":["2220-9964"],"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":"ISPRS International Journal of Geo-Information","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:517105f5b39d4535b4d2bcac108ece5f","is_oa":true,"landing_page_url":"https://doaj.org/article/517105f5b39d4535b4d2bcac108ece5f","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":"ISPRS International Journal of Geo-Information, Vol 9, Iss 6, p 363 (2020)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2220-9964/9/6/363/","is_oa":true,"landing_page_url":"http://dx.doi.org/10.3390/ijgi9060363","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":"ISPRS International Journal of Geo-Information","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/ijgi9060363","is_oa":true,"landing_page_url":"https://doi.org/10.3390/ijgi9060363","pdf_url":"https://www.mdpi.com/2220-9964/9/6/363/pdf?version=1591019820","source":{"id":"https://openalex.org/S2764431341","display_name":"ISPRS International Journal of Geo-Information","issn_l":"2220-9964","issn":["2220-9964"],"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":"ISPRS International Journal of Geo-Information","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.5099999904632568,"id":"https://metadata.un.org/sdg/17","display_name":"Partnerships for the goals"}],"awards":[{"id":"https://openalex.org/G3542383701","display_name":null,"funder_award_id":"41801300","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4046625509","display_name":null,"funder_award_id":"41901316","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4393237466","display_name":null,"funder_award_id":"2018NTST03","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G5727344560","display_name":null,"funder_award_id":"41801300, 41901316","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"},{"id":"https://openalex.org/F4320321432","display_name":"Beijing Normal University","ror":"https://ror.org/022k4wk35"},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3029488321.pdf","grobid_xml":"https://content.openalex.org/works/W3029488321.grobid-xml"},"referenced_works_count":60,"referenced_works":["https://openalex.org/W1478270801","https://openalex.org/W1480526195","https://openalex.org/W1491408969","https://openalex.org/W1966402429","https://openalex.org/W1966470704","https://openalex.org/W1992407104","https://openalex.org/W1997648776","https://openalex.org/W2007338752","https://openalex.org/W2012164394","https://openalex.org/W2023265490","https://openalex.org/W2027684023","https://openalex.org/W2030221054","https://openalex.org/W2032911731","https://openalex.org/W2053095258","https://openalex.org/W2064326033","https://openalex.org/W2064927380","https://openalex.org/W2083177265","https://openalex.org/W2118722179","https://openalex.org/W2163283323","https://openalex.org/W2168632251","https://openalex.org/W2241406477","https://openalex.org/W2258345980","https://openalex.org/W2261182348","https://openalex.org/W2278299573","https://openalex.org/W2286870282","https://openalex.org/W2299965164","https://openalex.org/W2321241207","https://openalex.org/W2330032998","https://openalex.org/W2355192045","https://openalex.org/W2464532468","https://openalex.org/W2603922030","https://openalex.org/W2620334251","https://openalex.org/W2775543977","https://openalex.org/W2789046385","https://openalex.org/W2810885811","https://openalex.org/W2889208435","https://openalex.org/W2890789917","https://openalex.org/W2908175351","https://openalex.org/W2939144092","https://openalex.org/W2990812245","https://openalex.org/W3037826211","https://openalex.org/W3099271999","https://openalex.org/W3103258700","https://openalex.org/W3104034446","https://openalex.org/W3105228703","https://openalex.org/W4236708806","https://openalex.org/W6641783224","https://openalex.org/W6649810393","https://openalex.org/W6655971629","https://openalex.org/W6658076541","https://openalex.org/W6663685384","https://openalex.org/W6666926044","https://openalex.org/W6671405219","https://openalex.org/W6684161817","https://openalex.org/W6702122664","https://openalex.org/W6757540128","https://openalex.org/W6761231972","https://openalex.org/W6772810173","https://openalex.org/W6785100341","https://openalex.org/W6785345992"],"related_works":["https://openalex.org/W2944277854","https://openalex.org/W2258359646","https://openalex.org/W2493324121","https://openalex.org/W4234402960","https://openalex.org/W4210958110","https://openalex.org/W2483613126","https://openalex.org/W4210994448","https://openalex.org/W4386824558","https://openalex.org/W4394927648","https://openalex.org/W2097838441"],"abstract_inverted_index":{"Product":[0],"bilateral":[1,39,59,81],"trade":[2,40,50,60,82,121,148],"features":[3,61,128],"can":[4,35,71,112,159],"be":[5,36,72,160],"organized":[6],"and":[7,17,21,32,78,105,134,154],"expressed":[8],"in":[9,38,86,124],"the":[10,56,91,95,98,118,127],"Cartesian":[11],"coordinate":[12],"system":[13],"by":[14],"taking":[15],"imports":[16],"exports":[18],"as":[19,74],"X":[20],"Y,":[22],"which":[23,146],"is":[24,106],"similar":[25],"to":[26],"spatial":[27,64,156],"visualization.":[28],"Hence,":[29],"geospatial":[30],"expression":[31],"analysis":[33,157],"methodologies":[34],"applied":[37],"studies.":[41,89],"In":[42],"this":[43,110],"paper,":[44],"we":[45,138],"propose":[46,139],"a":[47,63,114,130],"new":[48],"digital":[49],"feature":[51,75],"map":[52],"(DTFM)":[53],"method":[54,111],"for":[55,117],"visualization":[57],"of":[58,69,100,120,129],"from":[62],"perspective.":[65],"The":[66],"implementation":[67],"process":[68],"DTFM":[70,96,142],"summarized":[73],"extraction,":[76],"visualization,":[77],"analysis.":[79],"China\u2013US":[80],"data":[83],"were":[84],"used":[85],"several":[87],"case":[88,92],"As":[90],"studies":[93],"show,":[94],"has":[97],"advantages":[99],"clear":[101],"expression,":[102],"easy":[103],"operationalization":[104],"highly":[107],"extensible.":[108],"Moreover,":[109],"provide":[113],"broader":[115],"perspective":[116],"understanding":[119],"features,":[122,149],"i.e.,":[123],"comprehensively":[125],"considering":[126],"specific":[131],"product":[132],"type":[133],"its":[135],"neighbors.":[136],"Furthermore,":[137],"an":[140],"extensible":[141],"application":[143],"framework":[144],"into":[145],"different":[147,150],"grid":[151],"generation":[152],"modes,":[153],"numerous":[155],"models":[158],"readily":[161],"integrated.":[162]},"counts_by_year":[{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1}],"updated_date":"2026-07-23T08:03:31.855105","created_date":"2025-10-10T00:00:00"}