{"id":"https://openalex.org/W1974355465","doi":"https://doi.org/10.1002/scj.4690170204","title":"Partial contour processing using curvature function\u2010assembly of jigsaw puzzle and recognition of moving figures","display_name":"Partial contour processing using curvature function\u2010assembly of jigsaw puzzle and recognition of moving figures","publication_year":1986,"publication_date":"1986-01-01","ids":{"openalex":"https://openalex.org/W1974355465","doi":"https://doi.org/10.1002/scj.4690170204","mag":"1974355465"},"language":"en","primary_location":{"id":"doi:10.1002/scj.4690170204","is_oa":false,"landing_page_url":"https://doi.org/10.1002/scj.4690170204","pdf_url":null,"source":{"id":"https://openalex.org/S58208175","display_name":"Systems and Computers in Japan","issn_l":"0882-1666","issn":["0882-1666","1520-684X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Systems and Computers in Japan","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/A5070768566","display_name":"Kazuhiko Nagura","orcid":"https://orcid.org/0000-0003-3910-1610"},"institutions":[{"id":"https://openalex.org/I98285908","display_name":"The University of Osaka","ror":"https://ror.org/035t8zc32","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Kazuhiko Nagura","raw_affiliation_strings":["Faculty of Engineering, Osaka University, Suita, Japan 565"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Engineering, Osaka University, Suita, Japan 565","institution_ids":["https://openalex.org/I98285908"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004331822","display_name":"Kenji Sato","orcid":"https://orcid.org/0000-0002-4891-3066"},"institutions":[{"id":"https://openalex.org/I98285908","display_name":"The University of Osaka","ror":"https://ror.org/035t8zc32","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kenji Sato","raw_affiliation_strings":["Faculty of Engineering, Osaka University, Suita, Japan 565"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Engineering, Osaka University, Suita, Japan 565","institution_ids":["https://openalex.org/I98285908"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5017036111","display_name":"Hitoshi Maekawa","orcid":"https://orcid.org/0000-0002-9027-814X"},"institutions":[{"id":"https://openalex.org/I98285908","display_name":"The University of Osaka","ror":"https://ror.org/035t8zc32","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hitoshi Maekawa","raw_affiliation_strings":["Faculty of Engineering, Osaka University, Suita, Japan 565"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Engineering, Osaka University, Suita, Japan 565","institution_ids":["https://openalex.org/I98285908"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041010343","display_name":"Tatsuya Morita","orcid":"https://orcid.org/0000-0002-7257-7429"},"institutions":[{"id":"https://openalex.org/I98285908","display_name":"The University of Osaka","ror":"https://ror.org/035t8zc32","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Tatsuya Morita","raw_affiliation_strings":["Faculty of Engineering, Osaka University, Suita, Japan 565"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Engineering, Osaka University, Suita, Japan 565","institution_ids":["https://openalex.org/I98285908"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5018344499","display_name":"Katsuhiko Fujii","orcid":"https://orcid.org/0000-0002-2215-9878"},"institutions":[{"id":"https://openalex.org/I98285908","display_name":"The University of Osaka","ror":"https://ror.org/035t8zc32","country_code":"JP","type":"education","lineage":["https://openalex.org/I98285908"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Katsuhiko Fujii","raw_affiliation_strings":["Faculty of Engineering, Osaka University, Suita, Japan 565"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Engineering, Osaka University, Suita, Japan 565","institution_ids":["https://openalex.org/I98285908"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5070768566"],"corresponding_institution_ids":["https://openalex.org/I98285908"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.0986733,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"17","issue":"2","first_page":"30","last_page":"39"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T14339","display_name":"Image Processing and 3D Reconstruction","score":0.9993000030517578,"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/T14339","display_name":"Image Processing and 3D Reconstruction","score":0.9993000030517578,"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/T12549","display_name":"Image and Object Detection Techniques","score":0.9969000220298767,"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/T10052","display_name":"Medical Image Segmentation Techniques","score":0.9922000169754028,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/curvature","display_name":"Curvature","score":0.7991914749145508},{"id":"https://openalex.org/keywords/jigsaw","display_name":"Jigsaw","score":0.7575644254684448},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5565864443778992},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.5495063066482544},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.5035869479179382},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.48981520533561707},{"id":"https://openalex.org/keywords/mean-curvature","display_name":"Mean curvature","score":0.4581727981567383},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4461793899536133},{"id":"https://openalex.org/keywords/regular-polygon","display_name":"Regular polygon","score":0.415183424949646},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3303682208061218},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.25758248567581177}],"concepts":[{"id":"https://openalex.org/C195065555","wikidata":"https://www.wikidata.org/wiki/Q214881","display_name":"Curvature","level":2,"score":0.7991914749145508},{"id":"https://openalex.org/C2779405079","wikidata":"https://www.wikidata.org/wiki/Q356040","display_name":"Jigsaw","level":2,"score":0.7575644254684448},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5565864443778992},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.5495063066482544},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.5035869479179382},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.48981520533561707},{"id":"https://openalex.org/C175017881","wikidata":"https://www.wikidata.org/wiki/Q1318998","display_name":"Mean curvature","level":3,"score":0.4581727981567383},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4461793899536133},{"id":"https://openalex.org/C112680207","wikidata":"https://www.wikidata.org/wiki/Q714886","display_name":"Regular polygon","level":2,"score":0.415183424949646},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3303682208061218},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.25758248567581177},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0},{"id":"https://openalex.org/C145420912","wikidata":"https://www.wikidata.org/wiki/Q853077","display_name":"Mathematics education","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1002/scj.4690170204","is_oa":false,"landing_page_url":"https://doi.org/10.1002/scj.4690170204","pdf_url":null,"source":{"id":"https://openalex.org/S58208175","display_name":"Systems and Computers in Japan","issn_l":"0882-1666","issn":["0882-1666","1520-684X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Systems and Computers in Japan","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Reduced inequalities","score":0.5899999737739563,"id":"https://metadata.un.org/sdg/10"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W1982931780","https://openalex.org/W2007977078","https://openalex.org/W2093112329","https://openalex.org/W2122827492","https://openalex.org/W2171392623","https://openalex.org/W6652377492"],"related_works":["https://openalex.org/W4313442009","https://openalex.org/W3106062205","https://openalex.org/W3083639670","https://openalex.org/W2291971009","https://openalex.org/W2614642134","https://openalex.org/W3112136298","https://openalex.org/W2352772529","https://openalex.org/W1951652671","https://openalex.org/W2530909253","https://openalex.org/W2541109885"],"abstract_inverted_index":{"Abstract":[0],"This":[1],"paper":[2],"proposes":[3],"a":[4,11,79,91],"method":[5],"of":[6,27,31,41,50,57,78,83,90],"partial":[7],"contour":[8,43],"processing":[9],"by":[10,24,73],"curvature":[12,33,53,67],"function":[13,34],"and":[14,44,62,85,88],"an":[15],"adaptive":[16],"integral":[17],"filter.":[18],"The":[19],"filter":[20],"parameter":[21],"is":[22,59],"determined":[23],"the":[25,28,32,38,42,47,51,65,74,96],"length":[26],"zero\u2010crossing":[29],"segment":[30],"both":[35],"to":[36,45],"enhance":[37],"concavo\u2010convex":[39],"parts":[40],"eliminate":[46],"quantization":[48],"noise":[49],"raw":[52],"function.":[54,68],"Partial":[55],"matching":[56],"contours":[58],"performed":[60],"precisely":[61],"efficiently":[63],"using":[64],"filtered":[66],"Three":[69],"tasks":[70],"were":[71],"accomplished":[72],"abovementioned":[75],"method:":[76],"assembly":[77],"jigsaw":[80],"puzzle,":[81],"discrimination":[82],"overlapping":[84],"rotating":[86],"figures,":[87],"tracking":[89],"moving":[92],"object":[93],"which":[94],"overlaps":[95],"background":[97],"figures.":[98]},"counts_by_year":[{"year":2022,"cited_by_count":1}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}
