{"id":"https://openalex.org/W2125500037","doi":"https://doi.org/10.1109/icip.2009.5414232","title":"Transcoding in the block DCT space","display_name":"Transcoding in the block DCT space","publication_year":2009,"publication_date":"2009-11-01","ids":{"openalex":"https://openalex.org/W2125500037","doi":"https://doi.org/10.1109/icip.2009.5414232","mag":"2125500037"},"language":"en","primary_location":{"id":"doi:10.1109/icip.2009.5414232","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icip.2009.5414232","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 16th IEEE International Conference on Image Processing (ICIP)","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/A5040760446","display_name":"K. Viswanath","orcid":"https://orcid.org/0000-0001-8563-5379"},"institutions":[{"id":"https://openalex.org/I145894827","display_name":"Indian Institute of Technology Kharagpur","ror":"https://ror.org/03w5sq511","country_code":"IN","type":"education","lineage":["https://openalex.org/I145894827"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"K. Viswanath","raw_affiliation_strings":["Department of E & ECE, Indian Institute of Technology, Kharagpur, India","Department of E&ECE, Indian Institute of Technology-Kharagpur, India"],"affiliations":[{"raw_affiliation_string":"Department of E & ECE, Indian Institute of Technology, Kharagpur, India","institution_ids":["https://openalex.org/I145894827"]},{"raw_affiliation_string":"Department of E&ECE, Indian Institute of Technology-Kharagpur, India","institution_ids":["https://openalex.org/I145894827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5037492743","display_name":"Jayanta Mukhopadhyay","orcid":"https://orcid.org/0000-0002-2491-6860"},"institutions":[{"id":"https://openalex.org/I145894827","display_name":"Indian Institute of Technology Kharagpur","ror":"https://ror.org/03w5sq511","country_code":"IN","type":"education","lineage":["https://openalex.org/I145894827"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Jayanta Mukhopadhyay","raw_affiliation_strings":["Department of CSE, Indian Institute of Technology, Kharagpur, India","Dept. of CSE, Indian Institute of Technology Kharagpur, India#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of CSE, Indian Institute of Technology, Kharagpur, India","institution_ids":["https://openalex.org/I145894827"]},{"raw_affiliation_string":"Dept. of CSE, Indian Institute of Technology Kharagpur, India#TAB#","institution_ids":["https://openalex.org/I145894827"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5004059019","display_name":"Prabir Kumar Biswas","orcid":"https://orcid.org/0000-0002-8922-1306"},"institutions":[{"id":"https://openalex.org/I145894827","display_name":"Indian Institute of Technology Kharagpur","ror":"https://ror.org/03w5sq511","country_code":"IN","type":"education","lineage":["https://openalex.org/I145894827"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"P. K. Biswas","raw_affiliation_strings":["Department of E & ECE, Indian Institute of Technology, Kharagpur, India","Department of E&ECE, Indian Institute of Technology-Kharagpur, India"],"affiliations":[{"raw_affiliation_string":"Department of E & ECE, Indian Institute of Technology, Kharagpur, India","institution_ids":["https://openalex.org/I145894827"]},{"raw_affiliation_string":"Department of E&ECE, Indian Institute of Technology-Kharagpur, India","institution_ids":["https://openalex.org/I145894827"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5040760446"],"corresponding_institution_ids":["https://openalex.org/I145894827"],"apc_list":null,"apc_paid":null,"fwci":0.6471,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.72486833,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"9","issue":null,"first_page":"3685","last_page":"3688"},"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":0.9969000220298767,"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":0.9940999746322632,"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/transcoding","display_name":"Transcoding","score":0.9473292827606201},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7280819416046143},{"id":"https://openalex.org/keywords/discrete-cosine-transform","display_name":"Discrete cosine transform","score":0.644929051399231},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.6385955810546875},{"id":"https://openalex.org/keywords/wavelet","display_name":"Wavelet","score":0.5173406004905701},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5145413279533386},{"id":"https://openalex.org/keywords/upsampling","display_name":"Upsampling","score":0.4184058606624603},{"id":"https://openalex.org/keywords/convolution","display_name":"Convolution (computer science)","score":0.41287365555763245},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3563987612724304},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.3315317630767822},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.22346442937850952},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.10529452562332153}],"concepts":[{"id":"https://openalex.org/C134535813","wikidata":"https://www.wikidata.org/wiki/Q1888734","display_name":"Transcoding","level":2,"score":0.9473292827606201},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7280819416046143},{"id":"https://openalex.org/C2221639","wikidata":"https://www.wikidata.org/wiki/Q2877","display_name":"Discrete cosine transform","level":3,"score":0.644929051399231},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.6385955810546875},{"id":"https://openalex.org/C47432892","wikidata":"https://www.wikidata.org/wiki/Q831390","display_name":"Wavelet","level":2,"score":0.5173406004905701},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5145413279533386},{"id":"https://openalex.org/C110384440","wikidata":"https://www.wikidata.org/wiki/Q1143270","display_name":"Upsampling","level":3,"score":0.4184058606624603},{"id":"https://openalex.org/C45347329","wikidata":"https://www.wikidata.org/wiki/Q5166604","display_name":"Convolution (computer science)","level":3,"score":0.41287365555763245},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3563987612724304},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.3315317630767822},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.22346442937850952},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.10529452562332153},{"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/C50644808","wikidata":"https://www.wikidata.org/wiki/Q192776","display_name":"Artificial neural network","level":2,"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/icip.2009.5414232","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icip.2009.5414232","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2009 16th IEEE International Conference on Image Processing (ICIP)","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":12,"referenced_works":["https://openalex.org/W1510132132","https://openalex.org/W1658679052","https://openalex.org/W2030265202","https://openalex.org/W2054364066","https://openalex.org/W2067530554","https://openalex.org/W2115755118","https://openalex.org/W2150649029","https://openalex.org/W2162095991","https://openalex.org/W2166663662","https://openalex.org/W2169781362","https://openalex.org/W2170855391","https://openalex.org/W6664171237"],"related_works":["https://openalex.org/W2062399876","https://openalex.org/W2359384769","https://openalex.org/W2136286070","https://openalex.org/W1969215655","https://openalex.org/W1521096565","https://openalex.org/W2101538619","https://openalex.org/W2058077779","https://openalex.org/W2137224175","https://openalex.org/W2153037564","https://openalex.org/W4291617047"],"abstract_inverted_index":{"Transcoding":[0],"enables":[1],"the":[2,32,36,39,58,64,86,90,98],"transformation":[3],"of":[4,13,85,101,110],"multimedia":[5],"content":[6],"to":[7,9,27],"adapt":[8],"a":[10,21,74,118],"diverse":[11],"nature":[12],"client/user":[14],"requirements.":[15],"In":[16,35],"this":[17],"paper,":[18],"we":[19,67],"propose":[20],"technique":[22,113],"for":[23,117],"transcoding":[24,65,80],"wavelet":[25,40,120],"coefficients":[26,30,41,52],"block":[28,46,59,91],"DCT":[29,47,60,92],"in":[31,57,73,89,106],"transform":[33],"domain.":[34],"first":[37],"step,":[38],"are":[42,53],"transformed":[43,51],"into":[44],"upsampled":[45],"coefficients.":[48],"Subsequently":[49],"these":[50],"synthesized":[54],"by":[55],"filtering":[56,71],"space.":[61,93],"To":[62],"reduce":[63],"complexity,":[66],"perform":[68],"upsampling":[69],"and":[70],"operations":[72,84],"single":[75],"combined":[76],"step.":[77],"The":[78,94],"proposed":[79,95],"approach":[81,96],"restricts":[82],"all":[83],"synthesis":[87,121],"process":[88],"achieves":[97],"same":[99],"quality":[100],"reconstruction":[102],"(Except":[103],"rounding":[104],"errors":[105],"processing)":[107],"as":[108],"that":[109],"spatial":[111],"domain":[112],"with":[114],"reduced":[115],"complexity":[116],"given":[119],"filter":[122],"bank.":[123]},"counts_by_year":[{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}