{"id":"https://openalex.org/W1750946198","doi":"https://doi.org/10.1109/icpr.1990.119337","title":"Data structures for multilayer N-dimensional data using hierarchical structure","display_name":"Data structures for multilayer N-dimensional data using hierarchical structure","publication_year":2002,"publication_date":"2002-12-04","ids":{"openalex":"https://openalex.org/W1750946198","doi":"https://doi.org/10.1109/icpr.1990.119337","mag":"1750946198"},"language":"en","primary_location":{"id":"doi:10.1109/icpr.1990.119337","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icpr.1990.119337","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"[1990] Proceedings. 10th International Conference on Pattern Recognition","raw_type":"proceedings-article"},"type":"conference-paper","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/A5070377174","display_name":"Y. Nakamura","orcid":"https://orcid.org/0000-0001-8196-9056"},"institutions":[{"id":"https://openalex.org/I4210133125","display_name":"Mitsubishi Electric (Japan)","ror":"https://ror.org/033y26782","country_code":"JP","type":"company","lineage":["https://openalex.org/I1306287861","https://openalex.org/I4210133125"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Y. Nakamura","raw_affiliation_strings":["Central Research Laboratory, Mitsubishi Electric Corporation Limited, Hyogo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Central Research Laboratory, Mitsubishi Electric Corporation Limited, Hyogo, Japan","institution_ids":["https://openalex.org/I4210133125"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5040745254","display_name":"S. Abe","orcid":null},"institutions":[{"id":"https://openalex.org/I4210133125","display_name":"Mitsubishi Electric (Japan)","ror":"https://ror.org/033y26782","country_code":"JP","type":"company","lineage":["https://openalex.org/I1306287861","https://openalex.org/I4210133125"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"S. Abe","raw_affiliation_strings":["Central Research Laboratory, Mitsubishi Electric Corporation Limited, Hyogo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Central Research Laboratory, Mitsubishi Electric Corporation Limited, Hyogo, Japan","institution_ids":["https://openalex.org/I4210133125"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044462992","display_name":"Yutaka Ohsawa","orcid":null},"institutions":[{"id":"https://openalex.org/I72253084","display_name":"Saitama University","ror":"https://ror.org/02evnh647","country_code":"JP","type":"education","lineage":["https://openalex.org/I72253084"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Y. Ohsawa","raw_affiliation_strings":["Faculty of Engineering, Saitama University, Saitama, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Engineering, Saitama University, Saitama, Japan","institution_ids":["https://openalex.org/I72253084"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5052522962","display_name":"Masao Sakauchi","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"M. Sakauchi","raw_affiliation_strings":["Institute of Industrial Science, University of Tokyo, Tokyo, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Industrial Science, University of Tokyo, Tokyo, Japan","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":2,"citation_normalized_percentile":{"value":0.07402849,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"ii","issue":null,"first_page":"97","last_page":"102"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11106","display_name":"Data Management and Algorithms","score":0.9998000264167786,"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":0.9998000264167786,"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/T11269","display_name":"Algorithms and Data Compression","score":0.9883999824523926,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"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/T10996","display_name":"Computational Geometry and Mesh Generation","score":0.9878000020980835,"subfield":{"id":"https://openalex.org/subfields/1704","display_name":"Computer Graphics and Computer-Aided Design"},"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/data-structure","display_name":"Data structure","score":0.6842473149299622},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6764646172523499},{"id":"https://openalex.org/keywords/layer","display_name":"Layer (electronics)","score":0.590270459651947},{"id":"https://openalex.org/keywords/object","display_name":"Object (grammar)","score":0.5101111531257629},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.4991025924682617},{"id":"https://openalex.org/keywords/node","display_name":"Node (physics)","score":0.49424293637275696},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.49327176809310913},{"id":"https://openalex.org/keywords/data-management","display_name":"Data management","score":0.45327508449554443},{"id":"https://openalex.org/keywords/information-retrieval","display_name":"Information retrieval","score":0.39526230096817017},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.32068687677383423},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.17474272847175598},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.15694016218185425},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.1137785017490387},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.09738564491271973}],"concepts":[{"id":"https://openalex.org/C162319229","wikidata":"https://www.wikidata.org/wiki/Q175263","display_name":"Data structure","level":2,"score":0.6842473149299622},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6764646172523499},{"id":"https://openalex.org/C2779227376","wikidata":"https://www.wikidata.org/wiki/Q6505497","display_name":"Layer (electronics)","level":2,"score":0.590270459651947},{"id":"https://openalex.org/C2781238097","wikidata":"https://www.wikidata.org/wiki/Q175026","display_name":"Object (grammar)","level":2,"score":0.5101111531257629},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.4991025924682617},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.49424293637275696},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.49327176809310913},{"id":"https://openalex.org/C1668388","wikidata":"https://www.wikidata.org/wiki/Q1149776","display_name":"Data management","level":2,"score":0.45327508449554443},{"id":"https://openalex.org/C23123220","wikidata":"https://www.wikidata.org/wiki/Q816826","display_name":"Information retrieval","level":1,"score":0.39526230096817017},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.32068687677383423},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.17474272847175598},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.15694016218185425},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.1137785017490387},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.09738564491271973},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/icpr.1990.119337","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icpr.1990.119337","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"[1990] Proceedings. 10th International Conference on Pattern Recognition","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W42286387","https://openalex.org/W1523351227","https://openalex.org/W2008196645","https://openalex.org/W2066799613","https://openalex.org/W2067060789","https://openalex.org/W2092276439","https://openalex.org/W2165558283","https://openalex.org/W2752853835","https://openalex.org/W2752908210","https://openalex.org/W4243869499","https://openalex.org/W6601657342","https://openalex.org/W6631259093"],"related_works":["https://openalex.org/W2737719445","https://openalex.org/W2898210368","https://openalex.org/W2382480268","https://openalex.org/W1976518449","https://openalex.org/W2732837990","https://openalex.org/W4206198161","https://openalex.org/W2363366881","https://openalex.org/W2055598517","https://openalex.org/W4239098401","https://openalex.org/W2363276194"],"abstract_inverted_index":{"A":[0],"multilayer":[1],"(ML)":[2],"data":[3,9,13,30,66,77,82,103],"structure,":[4,22],"which":[5],"is":[6,17,26],"a":[7,23,48,96,100],"hierarchical":[8],"structure":[10,25,60],"for":[11,99,106],"N-dimensional":[12],"classified":[14,67],"into":[15,68],"layers,":[16],"proposed.":[18],"In":[19],"the":[20,37,58,93],"ML":[21,59],"node":[24],"extended":[27],"so":[28],"that":[29,105],"can":[31,83],"be":[32,84],"stored":[33],"not":[34],"only":[35],"in":[36,43,92],"leaves":[38],"(terminal":[39],"nodes)":[40],"but":[41],"also":[42],"internal":[44],"nodes":[45],"by":[46],"adding":[47],"layer-management":[49],"mechanism.":[50],"The":[51,73],"creation,":[52],"management,":[53],"and":[54,104],"searching":[55],"methods":[56],"of":[57,75,95],"are":[61,90],"described,":[62],"taking":[63],"two-dimensional":[64],"point":[65],"layers":[69],"as":[70],"an":[71],"object.":[72],"management":[74],"line":[76],"or":[78],"expansion":[79],"to":[80],"n(n>2)-dimensional":[81],"easily":[85],"realized.":[86],"Good":[87],"retrieval":[88],"performances":[89],"obtained":[91],"case":[94],"spatial":[97],"search":[98],"specific":[101],"layer's":[102],"plural":[107],"layers'":[108],"data.>":[109]},"counts_by_year":[],"updated_date":"2026-07-31T08:31:51.225901","created_date":"2025-10-10T00:00:00"}