{"id":"https://openalex.org/W2125519384","doi":"https://doi.org/10.1109/mmsp.2004.1436408","title":"Low-complexity dct-domain video transcoders for arbitrary-size downscaung","display_name":"Low-complexity dct-domain video transcoders for arbitrary-size downscaung","publication_year":2005,"publication_date":"2005-06-07","ids":{"openalex":"https://openalex.org/W2125519384","doi":"https://doi.org/10.1109/mmsp.2004.1436408","mag":"2125519384"},"language":"en","primary_location":{"id":"doi:10.1109/mmsp.2004.1436408","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mmsp.2004.1436408","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE 6th Workshop on Multimedia Signal Processing, 2004.","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/A5085068354","display_name":"Yuh-Reuy Lee","orcid":null},"institutions":[{"id":"https://openalex.org/I148099254","display_name":"National Chung Cheng University","ror":"https://ror.org/0028v3876","country_code":"TW","type":"education","lineage":["https://openalex.org/I148099254"]}],"countries":["TW"],"is_corresponding":true,"raw_author_name":"Yuh-Reuy Lee","raw_affiliation_strings":["Department of Computer Science & Information Engineering, National Chung Cheng University, Chiayi, Taiwan"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science & Information Engineering, National Chung Cheng University, Chiayi, Taiwan","institution_ids":["https://openalex.org/I148099254"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5051264473","display_name":"Chia\u2010Wen Lin","orcid":"https://orcid.org/0000-0002-9097-2318"},"institutions":[{"id":"https://openalex.org/I148099254","display_name":"National Chung Cheng University","ror":"https://ror.org/0028v3876","country_code":"TW","type":"education","lineage":["https://openalex.org/I148099254"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Chia-Wen Lin","raw_affiliation_strings":["Department of Computer Science & Information Engineering, National Chung Cheng University, Chiayi, Taiwan"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science & Information Engineering, National Chung Cheng University, Chiayi, Taiwan","institution_ids":["https://openalex.org/I148099254"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113673701","display_name":"S.C. Yeh","orcid":null},"institutions":[{"id":"https://openalex.org/I25846049","display_name":"National Tsing Hua University","ror":"https://ror.org/00zdnkx70","country_code":"TW","type":"education","lineage":["https://openalex.org/I25846049"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Sung-Hung Yeh","raw_affiliation_strings":["Department of Electrical Engineering, National Tsing Hua University, Hsinchu, Taiwan"],"affiliations":[{"raw_affiliation_string":"Department of Electrical Engineering, National Tsing Hua University, Hsinchu, Taiwan","institution_ids":["https://openalex.org/I25846049"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101843457","display_name":"Yung\u2010Chang Chen","orcid":"https://orcid.org/0000-0002-2069-1190"},"institutions":[{"id":"https://openalex.org/I25846049","display_name":"National Tsing Hua University","ror":"https://ror.org/00zdnkx70","country_code":"TW","type":"education","lineage":["https://openalex.org/I25846049"]},{"id":"https://openalex.org/I148099254","display_name":"National Chung Cheng University","ror":"https://ror.org/0028v3876","country_code":"TW","type":"education","lineage":["https://openalex.org/I148099254"]}],"countries":["TW"],"is_corresponding":false,"raw_author_name":"Yung-Chang Chen","raw_affiliation_strings":["Department of Computer Science & Information Engineering, National Chung Cheng University, Chiayi, Taiwan","Department of Electrical Engineering, National Tsing Hua University, Hsinchu, Taiwan"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science & Information Engineering, National Chung Cheng University, Chiayi, Taiwan","institution_ids":["https://openalex.org/I148099254"]},{"raw_affiliation_string":"Department of Electrical Engineering, National Tsing Hua University, Hsinchu, Taiwan","institution_ids":["https://openalex.org/I25846049"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5085068354"],"corresponding_institution_ids":["https://openalex.org/I148099254"],"apc_list":null,"apc_paid":null,"fwci":2.5436,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.90116009,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"31","last_page":"34"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10741","display_name":"Video Coding and Compression Technologies","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"}},"topics":[{"id":"https://openalex.org/T10741","display_name":"Video Coding and Compression Technologies","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"}},{"id":"https://openalex.org/T10901","display_name":"Advanced Data Compression Techniques","score":0.9966999888420105,"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":0.9799000024795532,"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":0.8838527202606201},{"id":"https://openalex.org/keywords/transcoding","display_name":"Transcoding","score":0.8479939699172974},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7534765601158142},{"id":"https://openalex.org/keywords/downscaling","display_name":"Downscaling","score":0.7103956341743469},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.6809241771697998},{"id":"https://openalex.org/keywords/domain","display_name":"Domain (mathematical analysis)","score":0.5659313797950745},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.4731757938861847},{"id":"https://openalex.org/keywords/degradation","display_name":"Degradation (telecommunications)","score":0.450670063495636},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.38885053992271423},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.36607635021209717},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.2757765054702759},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.1764301061630249},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.054946571588516235}],"concepts":[{"id":"https://openalex.org/C2221639","wikidata":"https://www.wikidata.org/wiki/Q2877","display_name":"Discrete cosine transform","level":3,"score":0.8838527202606201},{"id":"https://openalex.org/C134535813","wikidata":"https://www.wikidata.org/wiki/Q1888734","display_name":"Transcoding","level":2,"score":0.8479939699172974},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7534765601158142},{"id":"https://openalex.org/C41156917","wikidata":"https://www.wikidata.org/wiki/Q682831","display_name":"Downscaling","level":3,"score":0.7103956341743469},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.6809241771697998},{"id":"https://openalex.org/C36503486","wikidata":"https://www.wikidata.org/wiki/Q11235244","display_name":"Domain (mathematical analysis)","level":2,"score":0.5659313797950745},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.4731757938861847},{"id":"https://openalex.org/C2779679103","wikidata":"https://www.wikidata.org/wiki/Q5251805","display_name":"Degradation (telecommunications)","level":2,"score":0.450670063495636},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.38885053992271423},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.36607635021209717},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.2757765054702759},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1764301061630249},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.054946571588516235},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0},{"id":"https://openalex.org/C132651083","wikidata":"https://www.wikidata.org/wiki/Q7942","display_name":"Climate change","level":2,"score":0.0},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/mmsp.2004.1436408","is_oa":false,"landing_page_url":"https://doi.org/10.1109/mmsp.2004.1436408","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE 6th Workshop on Multimedia Signal Processing, 2004.","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W1968941981","https://openalex.org/W2099381966","https://openalex.org/W2120736804","https://openalex.org/W2124252144","https://openalex.org/W2143489689","https://openalex.org/W2152516623","https://openalex.org/W2155808905"],"related_works":["https://openalex.org/W2394436593","https://openalex.org/W3013458534","https://openalex.org/W3010558748","https://openalex.org/W2526815458","https://openalex.org/W4220911053","https://openalex.org/W2380042710","https://openalex.org/W2944582722","https://openalex.org/W4377833746","https://openalex.org/W4387102043","https://openalex.org/W2058077779"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"we":[3],"propose":[4,70],"efficient":[5,19],"techniques":[6],"and":[7,25,48,78],"architectures":[8],"for":[9,22,42],"realizing":[10],"spatial-downscaling":[11],"transcoders":[12],"in":[13],"the":[14,32,36,44,76,90,102],"DCT":[15],"domain.":[16],"We":[17,27,68],"present":[18],"DCT-domain":[20,37,59],"methods":[21],"arbitrary-size":[23],"downscaling":[24,33,49,60],"upscaling.":[26],"show":[28,88],"that,":[29],"by":[30],"integrating":[31],"process":[34],"into":[35],"motion":[38],"compensation":[39],"(DCT-MC)":[40],"operation":[41],"B-frames,":[43],"computation":[45,77,97],"of":[46],"DCT-MC":[47],"can":[50,94],"be":[51],"significantly":[52],"reduced,":[53],"leading":[54],"to":[55,73],"a":[56],"simplified":[57],"cascaded":[58],"transcoder":[61],"(CDDT)":[62],"without":[63,105],"introducing":[64,110],"extra":[65],"quality":[66,112],"degradation.":[67],"also":[69],"another":[71],"scheme":[72],"further":[74],"reduce":[75],"storage":[79],"cost":[80],"which":[81],"may":[82],"introduce":[83],"drifting":[84],"errors.":[85],"Experimental":[86],"results":[87],"that":[89],"two":[91],"proposed":[92],"schemes":[93],"achieve":[95],"significant":[96],"reduction":[98],"when":[99],"compared":[100],"with":[101,109],"original":[103],"CDDT":[104],"any":[106],"degradation":[107],"or":[108],"acceptable":[111],"degradation,":[113],"respectively.":[114]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}