{"id":"https://openalex.org/W2038675760","doi":"https://doi.org/10.1016/0020-0255(81)90040-2","title":"Path-Length distances for quadtrees","display_name":"Path-Length distances for quadtrees","publication_year":1981,"publication_date":"1981-02-01","ids":{"openalex":"https://openalex.org/W2038675760","doi":"https://doi.org/10.1016/0020-0255(81)90040-2","mag":"2038675760"},"language":"en","primary_location":{"id":"doi:10.1016/0020-0255(81)90040-2","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0020-0255(81)90040-2","pdf_url":null,"source":{"id":"https://openalex.org/S192650101","display_name":"Information Sciences","issn_l":"0020-0255","issn":["0020-0255","1872-6291"],"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":"Information Sciences","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/A5054042056","display_name":"Michael Shneier","orcid":"https://orcid.org/0000-0003-2667-0750"},"institutions":[{"id":"https://openalex.org/I66946132","display_name":"University of Maryland, College Park","ror":"https://ror.org/047s2c258","country_code":"US","type":"education","lineage":["https://openalex.org/I66946132"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Michael Shneier","raw_affiliation_strings":["Computer Vision Laboratory, Computer Science Center, University of Maryland, College Park, Maryland 20742 U.S.A"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Vision Laboratory, Computer Science Center, University of Maryland, College Park, Maryland 20742 U.S.A","institution_ids":["https://openalex.org/I66946132"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5054042056"],"corresponding_institution_ids":["https://openalex.org/I66946132"],"apc_list":{"value":3330,"currency":"USD","value_usd":3330},"apc_paid":null,"fwci":7.6729,"has_fulltext":false,"cited_by_count":22,"citation_normalized_percentile":{"value":0.96942376,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":"23","issue":"1","first_page":"49","last_page":"67"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12923","display_name":"Digital Image Processing Techniques","score":1.0,"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/T12923","display_name":"Digital Image Processing Techniques","score":1.0,"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":0.9983999729156494,"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":0.9800999760627747,"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/quadtree","display_name":"Quadtree","score":0.8579100370407104},{"id":"https://openalex.org/keywords/node","display_name":"Node (physics)","score":0.6412951350212097},{"id":"https://openalex.org/keywords/logarithm","display_name":"Logarithm","score":0.6159071326255798},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.5812188386917114},{"id":"https://openalex.org/keywords/center","display_name":"Center (category theory)","score":0.5501691102981567},{"id":"https://openalex.org/keywords/path","display_name":"Path (computing)","score":0.5387680530548096},{"id":"https://openalex.org/keywords/path-length","display_name":"Path length","score":0.5148946046829224},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5098751783370972},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.461723268032074},{"id":"https://openalex.org/keywords/measure","display_name":"Measure (data warehouse)","score":0.45389649271965027},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4291852116584778},{"id":"https://openalex.org/keywords/binary-image","display_name":"Binary image","score":0.4128958582878113},{"id":"https://openalex.org/keywords/binary-number","display_name":"Binary number","score":0.4102649688720703},{"id":"https://openalex.org/keywords/topology","display_name":"Topology (electrical circuits)","score":0.32832247018814087},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.2743901014328003},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.2660979926586151},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.24579733610153198},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.13750562071800232},{"id":"https://openalex.org/keywords/arithmetic","display_name":"Arithmetic","score":0.12603101134300232},{"id":"https://openalex.org/keywords/data-mining","display_name":"Data mining","score":0.11893907189369202},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.07581791281700134}],"concepts":[{"id":"https://openalex.org/C151416825","wikidata":"https://www.wikidata.org/wiki/Q934791","display_name":"Quadtree","level":2,"score":0.8579100370407104},{"id":"https://openalex.org/C62611344","wikidata":"https://www.wikidata.org/wiki/Q1062658","display_name":"Node (physics)","level":2,"score":0.6412951350212097},{"id":"https://openalex.org/C39927690","wikidata":"https://www.wikidata.org/wiki/Q11197","display_name":"Logarithm","level":2,"score":0.6159071326255798},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.5812188386917114},{"id":"https://openalex.org/C2779463800","wikidata":"https://www.wikidata.org/wiki/Q5062222","display_name":"Center (category theory)","level":2,"score":0.5501691102981567},{"id":"https://openalex.org/C2777735758","wikidata":"https://www.wikidata.org/wiki/Q817765","display_name":"Path (computing)","level":2,"score":0.5387680530548096},{"id":"https://openalex.org/C129045301","wikidata":"https://www.wikidata.org/wiki/Q7144654","display_name":"Path length","level":2,"score":0.5148946046829224},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5098751783370972},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.461723268032074},{"id":"https://openalex.org/C2780009758","wikidata":"https://www.wikidata.org/wiki/Q6804172","display_name":"Measure (data warehouse)","level":2,"score":0.45389649271965027},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4291852116584778},{"id":"https://openalex.org/C193828747","wikidata":"https://www.wikidata.org/wiki/Q864118","display_name":"Binary image","level":4,"score":0.4128958582878113},{"id":"https://openalex.org/C48372109","wikidata":"https://www.wikidata.org/wiki/Q3913","display_name":"Binary number","level":2,"score":0.4102649688720703},{"id":"https://openalex.org/C184720557","wikidata":"https://www.wikidata.org/wiki/Q7825049","display_name":"Topology (electrical circuits)","level":2,"score":0.32832247018814087},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.2743901014328003},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.2660979926586151},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.24579733610153198},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.13750562071800232},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.12603101134300232},{"id":"https://openalex.org/C124101348","wikidata":"https://www.wikidata.org/wiki/Q172491","display_name":"Data mining","level":1,"score":0.11893907189369202},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.07581791281700134},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.0},{"id":"https://openalex.org/C8010536","wikidata":"https://www.wikidata.org/wiki/Q160398","display_name":"Crystallography","level":1,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C66938386","wikidata":"https://www.wikidata.org/wiki/Q633538","display_name":"Structural engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/0020-0255(81)90040-2","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0020-0255(81)90040-2","pdf_url":null,"source":{"id":"https://openalex.org/S192650101","display_name":"Information Sciences","issn_l":"0020-0255","issn":["0020-0255","1872-6291"],"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":"Information Sciences","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":23,"referenced_works":["https://openalex.org/W200719108","https://openalex.org/W229040926","https://openalex.org/W292993069","https://openalex.org/W1567048642","https://openalex.org/W1570406873","https://openalex.org/W1589450660","https://openalex.org/W1622620102","https://openalex.org/W1978138036","https://openalex.org/W2020167157","https://openalex.org/W2041892841","https://openalex.org/W2049113041","https://openalex.org/W2077092884","https://openalex.org/W2083016274","https://openalex.org/W2091171612","https://openalex.org/W2094078373","https://openalex.org/W4213234375","https://openalex.org/W4213254961","https://openalex.org/W4241029458","https://openalex.org/W4245221846","https://openalex.org/W4251940268","https://openalex.org/W6608905158","https://openalex.org/W6610452313","https://openalex.org/W6674136061"],"related_works":["https://openalex.org/W4253586140","https://openalex.org/W2042588826","https://openalex.org/W2372141727","https://openalex.org/W2388177796","https://openalex.org/W2286458017","https://openalex.org/W2368170224","https://openalex.org/W2390361795","https://openalex.org/W2083016274","https://openalex.org/W2371060778","https://openalex.org/W1817909046"],"abstract_inverted_index":null,"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
