{"id":"https://openalex.org/W2013302385","doi":"https://doi.org/10.1109/ispacs.2012.6473543","title":"Weighted median cut quantization and its applications","display_name":"Weighted median cut quantization and its applications","publication_year":2012,"publication_date":"2012-11-01","ids":{"openalex":"https://openalex.org/W2013302385","doi":"https://doi.org/10.1109/ispacs.2012.6473543","mag":"2013302385"},"language":"en","primary_location":{"id":"doi:10.1109/ispacs.2012.6473543","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ispacs.2012.6473543","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 International Symposium on Intelligent Signal Processing and Communications Systems","raw_type":"proceedings-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/A5101591671","display_name":"Hiroyuki Kobayashi","orcid":"https://orcid.org/0000-0003-1713-5318"},"institutions":[{"id":"https://openalex.org/I52706244","display_name":"College of Industrial Technology","ror":"https://ror.org/054a9s036","country_code":"JP","type":"education","lineage":["https://openalex.org/I52706244"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Hiroyuki Kobayashi","raw_affiliation_strings":["Electrical and Electronics Engineering Course, Tokyo Metropolitan College of Industrial Technology, Shinagawa, Tokyo, Japan","Electrical and Electronics Eng. Course, Tokyo Metro. Coll. of Ind. Tech., Shinagawa, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Electrical and Electronics Engineering Course, Tokyo Metropolitan College of Industrial Technology, Shinagawa, Tokyo, Japan","institution_ids":["https://openalex.org/I52706244"]},{"raw_affiliation_string":"Electrical and Electronics Eng. Course, Tokyo Metro. Coll. of Ind. Tech., Shinagawa, Tokyo, Japan","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036393534","display_name":"Masahiro Iwahashi","orcid":"https://orcid.org/0000-0002-7566-1247"},"institutions":[{"id":"https://openalex.org/I85922643","display_name":"Nagaoka University of Technology","ror":"https://ror.org/00ys1hz88","country_code":"JP","type":"education","lineage":["https://openalex.org/I85922643"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Masahiro Iwahashi","raw_affiliation_strings":["Department of Electrical Engineering, Nagaoka University of Technology, Nagaoka, Niigata, Japan","Dept. of Electrical Engineering Nagaoka University of Technology  Nagaoka Niigata Japan"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, Nagaoka University of Technology, Nagaoka, Niigata, Japan","institution_ids":["https://openalex.org/I85922643"]},{"raw_affiliation_string":"Dept. of Electrical Engineering Nagaoka University of Technology  Nagaoka Niigata Japan","institution_ids":["https://openalex.org/I85922643"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5015250468","display_name":"Hitoshi Kiya","orcid":"https://orcid.org/0000-0001-8061-3090"},"institutions":[{"id":"https://openalex.org/I69740276","display_name":"Tokyo Metropolitan University","ror":"https://ror.org/00ws30h19","country_code":"JP","type":"education","lineage":["https://openalex.org/I69740276"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hitoshi Kiya","raw_affiliation_strings":["Department of System Design, Tokyo Metropolitan University, Hino, Tokyo, Japan","Dept. of System Design, Tokyo Metropolitan University, Hino, Tokyo, Japan"],"affiliations":[{"raw_affiliation_string":"Department of System Design, Tokyo Metropolitan University, Hino, Tokyo, Japan","institution_ids":["https://openalex.org/I69740276"]},{"raw_affiliation_string":"Dept. of System Design, Tokyo Metropolitan University, Hino, Tokyo, Japan","institution_ids":["https://openalex.org/I69740276"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5101591671"],"corresponding_institution_ids":["https://openalex.org/I52706244"],"apc_list":null,"apc_paid":null,"fwci":0.5491,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.67135532,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"509","last_page":"514"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10901","display_name":"Advanced Data Compression Techniques","score":0.9998999834060669,"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/T10901","display_name":"Advanced Data Compression Techniques","score":0.9998999834060669,"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/T11019","display_name":"Image Enhancement Techniques","score":0.9983000159263611,"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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9980000257492065,"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/quantization","display_name":"Quantization (signal processing)","score":0.9041212201118469},{"id":"https://openalex.org/keywords/linde\u2013buzo\u2013gray-algorithm","display_name":"Linde\u2013Buzo\u2013Gray algorithm","score":0.8077161312103271},{"id":"https://openalex.org/keywords/histogram","display_name":"Histogram","score":0.6433964371681213},{"id":"https://openalex.org/keywords/trellis-quantization","display_name":"Trellis quantization","score":0.6332310438156128},{"id":"https://openalex.org/keywords/vector-quantization","display_name":"Vector quantization","score":0.5399880409240723},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5115112066268921},{"id":"https://openalex.org/keywords/lossy-compression","display_name":"Lossy compression","score":0.4821557402610779},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.47162771224975586},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4641023874282837},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.32454434037208557},{"id":"https://openalex.org/keywords/image-compression","display_name":"Image compression","score":0.16074299812316895},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.1308058202266693}],"concepts":[{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.9041212201118469},{"id":"https://openalex.org/C93372532","wikidata":"https://www.wikidata.org/wiki/Q6552455","display_name":"Linde\u2013Buzo\u2013Gray algorithm","level":3,"score":0.8077161312103271},{"id":"https://openalex.org/C53533937","wikidata":"https://www.wikidata.org/wiki/Q185020","display_name":"Histogram","level":3,"score":0.6433964371681213},{"id":"https://openalex.org/C5317259","wikidata":"https://www.wikidata.org/wiki/Q4462361","display_name":"Trellis quantization","level":5,"score":0.6332310438156128},{"id":"https://openalex.org/C199833920","wikidata":"https://www.wikidata.org/wiki/Q612536","display_name":"Vector quantization","level":2,"score":0.5399880409240723},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5115112066268921},{"id":"https://openalex.org/C165021410","wikidata":"https://www.wikidata.org/wiki/Q55564","display_name":"Lossy compression","level":2,"score":0.4821557402610779},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.47162771224975586},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4641023874282837},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.32454434037208557},{"id":"https://openalex.org/C13481523","wikidata":"https://www.wikidata.org/wiki/Q412438","display_name":"Image compression","level":4,"score":0.16074299812316895},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.1308058202266693},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/ispacs.2012.6473543","is_oa":false,"landing_page_url":"https://doi.org/10.1109/ispacs.2012.6473543","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2012 International Symposium on Intelligent Signal Processing and Communications Systems","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":10,"referenced_works":["https://openalex.org/W2084186743","https://openalex.org/W2097529743","https://openalex.org/W2109808436","https://openalex.org/W2111323057","https://openalex.org/W2113704884","https://openalex.org/W2134412393","https://openalex.org/W2150593711","https://openalex.org/W2159887832","https://openalex.org/W2168611951","https://openalex.org/W3000042338"],"related_works":["https://openalex.org/W1539956819","https://openalex.org/W2352648934","https://openalex.org/W2017514583","https://openalex.org/W2100120615","https://openalex.org/W2391875658","https://openalex.org/W2378212145","https://openalex.org/W2387054321","https://openalex.org/W1929869830","https://openalex.org/W2158612577","https://openalex.org/W1876255614"],"abstract_inverted_index":{"This":[0],"paper":[1],"proposes":[2],"an":[3],"extended":[4],"median":[5,11,79],"cut":[6,80],"quantization":[7,25,33,38,49,60,69,74,90],"method":[8],"with":[9,52],"special":[10],"values,":[12],"which":[13],"does":[14],"not":[15],"have":[16],"a":[17,27,98],"restriction":[18],"that":[19,45,67],"the":[20,37,47,56,59,68,72,78,85,88,111],"number":[21,57],"of":[22,29,40,46,58,71],"signals":[23],"after":[24],"is":[26,62,65],"power":[28],"2.":[30],"The":[31],"proposed":[32,73,112],"performs":[34],"fast":[35],"and":[36,82],"error":[39,70],"it":[41,64],"becomes":[42,75,83],"smaller":[43,76],"than":[44,77],"linear":[48],"for":[50,91,106],"images":[51,109],"sparse":[53,107],"histogram.":[54],"When":[55],"levels":[61],"large,":[63],"confirmed":[66],"quantization,":[81],"almost":[84],"same":[86],"as":[87],"Lloyd-Max":[89],"general":[92],"images.":[93],"Finally,":[94],"we":[95],"apply":[96],"to":[97],"high":[99],"bit":[100],"rate":[101],"lossy":[102],"data":[103],"compression":[104],"system":[105],"histogram":[108],"using":[110],"quantization.":[113]},"counts_by_year":[{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}