{"id":"https://openalex.org/W2085867575","doi":"https://doi.org/10.1109/lsp.2006.879861","title":"High-Quality DCT-Based Image Compression Using Partition Schemes","display_name":"High-Quality DCT-Based Image Compression Using Partition Schemes","publication_year":2007,"publication_date":"2007-02-01","ids":{"openalex":"https://openalex.org/W2085867575","doi":"https://doi.org/10.1109/lsp.2006.879861","mag":"2085867575"},"language":"en","primary_location":{"id":"doi:10.1109/lsp.2006.879861","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2006.879861","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Signal Processing Letters","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/A5088092183","display_name":"Nikolay Ponomarenko","orcid":"https://orcid.org/0000-0001-9611-7542"},"institutions":[{"id":"https://openalex.org/I23686167","display_name":"National Aerospace University \u2013 Kharkiv Aviation Institute","ror":"https://ror.org/048j5n646","country_code":"UA","type":"education","lineage":["https://openalex.org/I23686167"]}],"countries":["UA"],"is_corresponding":false,"raw_author_name":"Nikolay N. Ponomarenko","raw_affiliation_strings":["Department of Transmitters, Receivers, and Signal Processing, Kharkov National Aerospace University KhAI, Kharkov, Ukraine","Dept. of Transmitters, Receivers, & Signal Process., Nat. Aerosp. Univ., Kharkov"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Transmitters, Receivers, and Signal Processing, Kharkov National Aerospace University KhAI, Kharkov, Ukraine","institution_ids":["https://openalex.org/I23686167"]},{"raw_affiliation_string":"Dept. of Transmitters, Receivers, & Signal Process., Nat. Aerosp. Univ., Kharkov","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090213299","display_name":"Karen Egiazarian","orcid":"https://orcid.org/0000-0002-8135-1085"},"institutions":[{"id":"https://openalex.org/I4210133110","display_name":"Tampere University","ror":null,"country_code":"FI","type":null,"lineage":["https://openalex.org/I4210133110"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Karen O. Egiazarian","raw_affiliation_strings":["Institute of Signal Processing, Tampere University of Technology, Tampere, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Signal Processing, Tampere University of Technology, Tampere, Finland","institution_ids":["https://openalex.org/I4210133110"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011325512","display_name":"Vladimir Lukin","orcid":"https://orcid.org/0000-0002-1443-9685"},"institutions":[{"id":"https://openalex.org/I23686167","display_name":"National Aerospace University \u2013 Kharkiv Aviation Institute","ror":"https://ror.org/048j5n646","country_code":"UA","type":"education","lineage":["https://openalex.org/I23686167"]}],"countries":["UA"],"is_corresponding":false,"raw_author_name":"Vladimir V. Lukin","raw_affiliation_strings":["Department of Transmitters, Receivers, and Signal Processing, Kharkov National Aerospace University KhAI, Kharkov, Ukraine","[Department of Transmitters, Receivers and Signal Processing, Kharkov National AeroSpace University KhAI, Kharkov, Ukraine]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Transmitters, Receivers, and Signal Processing, Kharkov National Aerospace University KhAI, Kharkov, Ukraine","institution_ids":["https://openalex.org/I23686167"]},{"raw_affiliation_string":"[Department of Transmitters, Receivers and Signal Processing, Kharkov National AeroSpace University KhAI, Kharkov, Ukraine]","institution_ids":["https://openalex.org/I23686167"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5071299600","display_name":"Jaakko Astola","orcid":"https://orcid.org/0000-0002-2750-5311"},"institutions":[{"id":"https://openalex.org/I4210133110","display_name":"Tampere University","ror":null,"country_code":"FI","type":null,"lineage":["https://openalex.org/I4210133110"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Jaakko T. Astola","raw_affiliation_strings":["Institute of Signal Processing, Tampere University of Technology, Tampere, Finland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Signal Processing, Tampere University of Technology, Tampere, Finland","institution_ids":["https://openalex.org/I4210133110"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":2645,"currency":"USD","value_usd":2645},"apc_paid":null,"fwci":6.3128,"has_fulltext":false,"cited_by_count":54,"citation_normalized_percentile":{"value":0.96187903,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":98},"biblio":{"volume":"14","issue":"2","first_page":"105","last_page":"108"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10901","display_name":"Advanced Data Compression 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/T10901","display_name":"Advanced Data Compression 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/T10688","display_name":"Image and Signal Denoising Methods","score":0.9994999766349792,"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/T11034","display_name":"Digital Filter Design and Implementation","score":0.9991999864578247,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/discrete-cosine-transform","display_name":"Discrete cosine transform","score":0.8297634124755859},{"id":"https://openalex.org/keywords/transform-coding","display_name":"Transform coding","score":0.6484187245368958},{"id":"https://openalex.org/keywords/jpeg","display_name":"JPEG","score":0.6391615271568298},{"id":"https://openalex.org/keywords/image-compression","display_name":"Image compression","score":0.6363171339035034},{"id":"https://openalex.org/keywords/data-compression","display_name":"Data compression","score":0.5698596239089966},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.548865020275116},{"id":"https://openalex.org/keywords/trellis-quantization","display_name":"Trellis quantization","score":0.531762421131134},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.5293479561805725},{"id":"https://openalex.org/keywords/set-partitioning-in-hierarchical-trees","display_name":"Set partitioning in hierarchical trees","score":0.5279901027679443},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.48854860663414},{"id":"https://openalex.org/keywords/image-quality","display_name":"Image quality","score":0.4541369080543518},{"id":"https://openalex.org/keywords/jpeg-2000","display_name":"JPEG 2000","score":0.4418134093284607},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.42891746759414673},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.3763883113861084},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.3635103106498718},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.23916015028953552}],"concepts":[{"id":"https://openalex.org/C2221639","wikidata":"https://www.wikidata.org/wiki/Q2877","display_name":"Discrete cosine transform","level":3,"score":0.8297634124755859},{"id":"https://openalex.org/C169805256","wikidata":"https://www.wikidata.org/wiki/Q1361381","display_name":"Transform coding","level":4,"score":0.6484187245368958},{"id":"https://openalex.org/C198751489","wikidata":"https://www.wikidata.org/wiki/Q2195","display_name":"JPEG","level":3,"score":0.6391615271568298},{"id":"https://openalex.org/C13481523","wikidata":"https://www.wikidata.org/wiki/Q412438","display_name":"Image compression","level":4,"score":0.6363171339035034},{"id":"https://openalex.org/C78548338","wikidata":"https://www.wikidata.org/wiki/Q2493","display_name":"Data compression","level":2,"score":0.5698596239089966},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.548865020275116},{"id":"https://openalex.org/C5317259","wikidata":"https://www.wikidata.org/wiki/Q4462361","display_name":"Trellis quantization","level":5,"score":0.531762421131134},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.5293479561805725},{"id":"https://openalex.org/C136968285","wikidata":"https://www.wikidata.org/wiki/Q3246374","display_name":"Set partitioning in hierarchical trees","level":5,"score":0.5279901027679443},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.48854860663414},{"id":"https://openalex.org/C55020928","wikidata":"https://www.wikidata.org/wiki/Q3813865","display_name":"Image quality","level":3,"score":0.4541369080543518},{"id":"https://openalex.org/C69216139","wikidata":"https://www.wikidata.org/wiki/Q931783","display_name":"JPEG 2000","level":5,"score":0.4418134093284607},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.42891746759414673},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.3763883113861084},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3635103106498718},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.23916015028953552}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/lsp.2006.879861","is_oa":false,"landing_page_url":"https://doi.org/10.1109/lsp.2006.879861","pdf_url":null,"source":{"id":"https://openalex.org/S120629676","display_name":"IEEE Signal Processing Letters","issn_l":"1070-9908","issn":["1070-9908","1558-2361"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Signal Processing Letters","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":18,"referenced_works":["https://openalex.org/W1540900967","https://openalex.org/W1916685473","https://openalex.org/W2022041220","https://openalex.org/W2031366154","https://openalex.org/W2040903332","https://openalex.org/W2048088996","https://openalex.org/W2073014075","https://openalex.org/W2114522679","https://openalex.org/W2118217749","https://openalex.org/W2121512473","https://openalex.org/W2142276208","https://openalex.org/W2144504213","https://openalex.org/W2154482205","https://openalex.org/W2155729921","https://openalex.org/W2158017498","https://openalex.org/W2913251172","https://openalex.org/W4302366751","https://openalex.org/W6632249810"],"related_works":["https://openalex.org/W2441603424","https://openalex.org/W2542654834","https://openalex.org/W4243959093","https://openalex.org/W1994319845","https://openalex.org/W2159814397","https://openalex.org/W3095399624","https://openalex.org/W1968318766","https://openalex.org/W2100013736","https://openalex.org/W1993513347","https://openalex.org/W2043463146"],"abstract_inverted_index":{"This":[0],"letter":[1],"presents":[2],"an":[3,19],"advanced":[4],"discrete":[5],"cosine":[6],"transform":[7],"(DCT)-based":[8],"image":[9,20,43,87],"compression":[10,73],"method":[11,69],"that":[12],"combines":[13],"advantages":[14],"of":[15,25,37,41],"several":[16],"approaches.":[17],"First,":[18],"is":[21,45],"divided":[22],"into":[23],"blocks":[24],"different":[26],"sizes":[27],"by":[28,47],"a":[29,48,54,59],"rate-distortion-based":[30],"modified":[31],"horizontal-vertical":[32],"partition":[33],"scheme.":[34],"Statistical":[35],"redundancy":[36],"quantized":[38],"DCT":[39],"coefficients":[40],"each":[42],"block":[44],"reduced":[46],"bit-plane":[49],"dynamical":[50],"arithmetical":[51],"coding":[52],"with":[53],"sophisticated":[55],"context":[56],"modeling.":[57],"Finally,":[58],"post-filtering":[60],"removes":[61],"blocking":[62],"artifacts":[63],"in":[64],"decompressed":[65],"images.":[66],"The":[67],"proposed":[68],"provides":[70],"significantly":[71],"better":[72],"than":[74],"JPEG":[75],"and":[76,84],"other":[77,85],"DCT-based":[78],"techniques.":[79],"Moreover,":[80],"it":[81],"outperforms":[82],"JPEG2000":[83],"wavelet-based":[86],"coders":[88]},"counts_by_year":[{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":3},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":4}],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2025-10-10T00:00:00"}
