{"id":"https://openalex.org/W2023618140","doi":"https://doi.org/10.1016/s0165-1684(03)00110-5","title":"Rate\u2013distortion optimization of the image compression algorithm based on the warped discrete cosine transform","display_name":"Rate\u2013distortion optimization of the image compression algorithm based on the warped discrete cosine transform","publication_year":2003,"publication_date":"2003-06-03","ids":{"openalex":"https://openalex.org/W2023618140","doi":"https://doi.org/10.1016/s0165-1684(03)00110-5","mag":"2023618140"},"language":"en","primary_location":{"id":"doi:10.1016/s0165-1684(03)00110-5","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0165-1684(03)00110-5","pdf_url":null,"source":{"id":"https://openalex.org/S154637859","display_name":"Signal Processing","issn_l":"0165-1684","issn":["0165-1684","1872-7557"],"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":"Signal Processing","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/A5113949823","display_name":"Il Koo Kim","orcid":null},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":false,"raw_author_name":"Il Koo Kim","raw_affiliation_strings":["School of Electrical Engineering and INMC, Seoul National University, Shilim-Dong, Kwanak-Ku, Seoul 151-744, South Korea"],"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and INMC, Seoul National University, Shilim-Dong, Kwanak-Ku, Seoul 151-744, South Korea","institution_ids":["https://openalex.org/I139264467"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055171648","display_name":"Nam Ik Cho","orcid":"https://orcid.org/0000-0001-5297-4649"},"institutions":[{"id":"https://openalex.org/I139264467","display_name":"Seoul National University","ror":"https://ror.org/04h9pn542","country_code":"KR","type":"education","lineage":["https://openalex.org/I139264467"]}],"countries":["KR"],"is_corresponding":true,"raw_author_name":"Nam Ik Cho","raw_affiliation_strings":["School of Electrical Engineering and INMC, Seoul National University, Shilim-Dong, Kwanak-Ku, Seoul 151-744, South Korea"],"affiliations":[{"raw_affiliation_string":"School of Electrical Engineering and INMC, Seoul National University, Shilim-Dong, Kwanak-Ku, Seoul 151-744, South Korea","institution_ids":["https://openalex.org/I139264467"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101589562","display_name":"S.K. Mitra","orcid":"https://orcid.org/0000-0002-5174-6027"},"institutions":[{"id":"https://openalex.org/I154570441","display_name":"University of California, Santa Barbara","ror":"https://ror.org/02t274463","country_code":"US","type":"education","lineage":["https://openalex.org/I154570441"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sanjit K. Mitra","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of California, Santa Barbara, CA 93106, USA","Dept. of Electrical and Computer Engineering, Univ. of California, Santa Barbara, CA#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of California, Santa Barbara, CA 93106, USA","institution_ids":["https://openalex.org/I154570441"]},{"raw_affiliation_string":"Dept. of Electrical and Computer Engineering, Univ. of California, Santa Barbara, CA#TAB#","institution_ids":["https://openalex.org/I154570441"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5055171648"],"corresponding_institution_ids":["https://openalex.org/I139264467"],"apc_list":{"value":3200,"currency":"USD","value_usd":3200},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.13099584,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"83","issue":"9","first_page":"1919","last_page":"1928"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10901","display_name":"Advanced Data Compression Techniques","score":0.9998000264167786,"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":0.9998000264167786,"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":0.9984999895095825,"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/T10323","display_name":"Analog and Mixed-Signal Circuit Design","score":0.9977999925613403,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"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":0.856371283531189},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.7484645247459412},{"id":"https://openalex.org/keywords/jpeg","display_name":"JPEG","score":0.7144471406936646},{"id":"https://openalex.org/keywords/quantization","display_name":"Quantization (signal processing)","score":0.6461342573165894},{"id":"https://openalex.org/keywords/image-warping","display_name":"Image warping","score":0.6375283002853394},{"id":"https://openalex.org/keywords/image-compression","display_name":"Image compression","score":0.5039073824882507},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.49589094519615173},{"id":"https://openalex.org/keywords/rate\u2013distortion-theory","display_name":"Rate\u2013distortion theory","score":0.4928007423877716},{"id":"https://openalex.org/keywords/lagrange-multiplier","display_name":"Lagrange multiplier","score":0.48391658067703247},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.47622090578079224},{"id":"https://openalex.org/keywords/transform-coding","display_name":"Transform coding","score":0.4701053500175476},{"id":"https://openalex.org/keywords/data-compression","display_name":"Data compression","score":0.4576714038848877},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.34654563665390015},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.2919776439666748},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.2505129277706146},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.20938915014266968},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.18600597977638245},{"id":"https://openalex.org/keywords/bandwidth","display_name":"Bandwidth (computing)","score":0.11236080527305603},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.10088187456130981}],"concepts":[{"id":"https://openalex.org/C2221639","wikidata":"https://www.wikidata.org/wiki/Q2877","display_name":"Discrete cosine transform","level":3,"score":0.856371283531189},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.7484645247459412},{"id":"https://openalex.org/C198751489","wikidata":"https://www.wikidata.org/wiki/Q2195","display_name":"JPEG","level":3,"score":0.7144471406936646},{"id":"https://openalex.org/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.6461342573165894},{"id":"https://openalex.org/C157202957","wikidata":"https://www.wikidata.org/wiki/Q1659609","display_name":"Image warping","level":2,"score":0.6375283002853394},{"id":"https://openalex.org/C13481523","wikidata":"https://www.wikidata.org/wiki/Q412438","display_name":"Image compression","level":4,"score":0.5039073824882507},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.49589094519615173},{"id":"https://openalex.org/C64185310","wikidata":"https://www.wikidata.org/wiki/Q843483","display_name":"Rate\u2013distortion theory","level":3,"score":0.4928007423877716},{"id":"https://openalex.org/C73684929","wikidata":"https://www.wikidata.org/wiki/Q598870","display_name":"Lagrange multiplier","level":2,"score":0.48391658067703247},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.47622090578079224},{"id":"https://openalex.org/C169805256","wikidata":"https://www.wikidata.org/wiki/Q1361381","display_name":"Transform coding","level":4,"score":0.4701053500175476},{"id":"https://openalex.org/C78548338","wikidata":"https://www.wikidata.org/wiki/Q2493","display_name":"Data compression","level":2,"score":0.4576714038848877},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.34654563665390015},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.2919776439666748},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.2505129277706146},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.20938915014266968},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.18600597977638245},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.11236080527305603},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.10088187456130981},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/s0165-1684(03)00110-5","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0165-1684(03)00110-5","pdf_url":null,"source":{"id":"https://openalex.org/S154637859","display_name":"Signal Processing","issn_l":"0165-1684","issn":["0165-1684","1872-7557"],"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":"Signal Processing","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":19,"referenced_works":["https://openalex.org/W1492380776","https://openalex.org/W1535749512","https://openalex.org/W2031614119","https://openalex.org/W2045732641","https://openalex.org/W2048916503","https://openalex.org/W2069277547","https://openalex.org/W2099627681","https://openalex.org/W2118343500","https://openalex.org/W2149590233","https://openalex.org/W2150580621","https://openalex.org/W2152486668","https://openalex.org/W2155757435","https://openalex.org/W2160254053","https://openalex.org/W2161398593","https://openalex.org/W2186435531","https://openalex.org/W2782603476","https://openalex.org/W2917583897","https://openalex.org/W3097169496","https://openalex.org/W4213253539"],"related_works":["https://openalex.org/W2601209352","https://openalex.org/W4313377945","https://openalex.org/W4220747575","https://openalex.org/W2164990255","https://openalex.org/W2111280862","https://openalex.org/W2167365418","https://openalex.org/W2545896937","https://openalex.org/W2099087328","https://openalex.org/W2049997602","https://openalex.org/W2156451585"],"abstract_inverted_index":null,"counts_by_year":[{"year":2013,"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"}