{"id":"https://openalex.org/W1566942885","doi":"https://doi.org/10.1109/icdsp.2015.7251860","title":"Image compression based on the transform domain downward conversion","display_name":"Image compression based on the transform domain downward conversion","publication_year":2015,"publication_date":"2015-07-01","ids":{"openalex":"https://openalex.org/W1566942885","doi":"https://doi.org/10.1109/icdsp.2015.7251860","mag":"1566942885"},"language":"en","primary_location":{"id":"doi:10.1109/icdsp.2015.7251860","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icdsp.2015.7251860","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Conference on Digital Signal Processing (DSP)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5089933678","display_name":"Shuyuan Zhu","orcid":"https://orcid.org/0000-0003-4450-3868"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Shuyuan Zhu","raw_affiliation_strings":["Institute of Image Processing, University of Electronic Science and Technology of China, Chengdu, China","[Institute of Image Processing, University of Electronic Science and Technology of China, Chengdu, China]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Image Processing, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]},{"raw_affiliation_string":"[Institute of Image Processing, University of Electronic Science and Technology of China, Chengdu, China]","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086780779","display_name":"Zexiang Miao","orcid":null},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zexiang Miao","raw_affiliation_strings":["Institute of Image Processing, University of Electronic Science and Technology of China, Chengdu, China","[Institute of Image Processing, University of Electronic Science and Technology of China, Chengdu, China]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Image Processing, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]},{"raw_affiliation_string":"[Institute of Image Processing, University of Electronic Science and Technology of China, Chengdu, China]","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077470082","display_name":"Bing Zeng","orcid":"https://orcid.org/0000-0002-4491-7967"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Bing Zeng","raw_affiliation_strings":["Institute of Image Processing, University of Electronic Science and Technology of China, Chengdu, China","[Institute of Image Processing, University of Electronic Science and Technology of China, Chengdu, China]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Image Processing, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]},{"raw_affiliation_string":"[Institute of Image Processing, University of Electronic Science and Technology of China, Chengdu, China]","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100654860","display_name":"Guanghui Liu","orcid":"https://orcid.org/0000-0002-4170-4552"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guanghui Liu","raw_affiliation_strings":["Institute of Image Processing, University of Electronic Science and Technology of China, Chengdu, China","[Institute of Image Processing, University of Electronic Science and Technology of China, Chengdu, China]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Image Processing, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]},{"raw_affiliation_string":"[Institute of Image Processing, University of Electronic Science and Technology of China, Chengdu, China]","institution_ids":["https://openalex.org/I150229711"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102918460","display_name":"Liaoyuan Zeng","orcid":"https://orcid.org/0000-0002-7524-5227"},"institutions":[{"id":"https://openalex.org/I150229711","display_name":"University of Electronic Science and Technology of China","ror":"https://ror.org/04qr3zq92","country_code":"CN","type":"education","lineage":["https://openalex.org/I150229711"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Liaoyuan Zeng","raw_affiliation_strings":["Institute of Image Processing, University of Electronic Science and Technology of China, Chengdu, China","[Institute of Image Processing, University of Electronic Science and Technology of China, Chengdu, China]"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute of Image Processing, University of Electronic Science and Technology of China, Chengdu, China","institution_ids":["https://openalex.org/I150229711"]},{"raw_affiliation_string":"[Institute of Image Processing, University of Electronic Science and Technology of China, Chengdu, China]","institution_ids":["https://openalex.org/I150229711"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I150229711"],"apc_list":null,"apc_paid":null,"fwci":0.1352,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.38523281,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":"18","issue":null,"first_page":"206","last_page":"210"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11105","display_name":"Advanced Image Processing 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/T11105","display_name":"Advanced Image Processing 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/T10531","display_name":"Advanced Vision and Imaging","score":0.9994000196456909,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/jpeg","display_name":"JPEG","score":0.5903767943382263},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5516334176063538},{"id":"https://openalex.org/keywords/data-compression","display_name":"Data compression","score":0.5308763980865479},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.5276290774345398},{"id":"https://openalex.org/keywords/interpolation","display_name":"Interpolation (computer graphics)","score":0.5021324157714844},{"id":"https://openalex.org/keywords/transform-coding","display_name":"Transform coding","score":0.4914592504501343},{"id":"https://openalex.org/keywords/lapped-transform","display_name":"Lapped transform","score":0.48171907663345337},{"id":"https://openalex.org/keywords/image-compression","display_name":"Image compression","score":0.47102460265159607},{"id":"https://openalex.org/keywords/color-cell-compression","display_name":"Color Cell Compression","score":0.43065235018730164},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.4268289804458618},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.4240821301937103},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.4168161153793335},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.369613915681839},{"id":"https://openalex.org/keywords/discrete-cosine-transform","display_name":"Discrete cosine transform","score":0.31971433758735657},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.21640312671661377},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.12766465544700623}],"concepts":[{"id":"https://openalex.org/C198751489","wikidata":"https://www.wikidata.org/wiki/Q2195","display_name":"JPEG","level":3,"score":0.5903767943382263},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5516334176063538},{"id":"https://openalex.org/C78548338","wikidata":"https://www.wikidata.org/wiki/Q2493","display_name":"Data compression","level":2,"score":0.5308763980865479},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.5276290774345398},{"id":"https://openalex.org/C137800194","wikidata":"https://www.wikidata.org/wiki/Q11713455","display_name":"Interpolation (computer graphics)","level":3,"score":0.5021324157714844},{"id":"https://openalex.org/C169805256","wikidata":"https://www.wikidata.org/wiki/Q1361381","display_name":"Transform coding","level":4,"score":0.4914592504501343},{"id":"https://openalex.org/C91458471","wikidata":"https://www.wikidata.org/wiki/Q17096468","display_name":"Lapped transform","level":5,"score":0.48171907663345337},{"id":"https://openalex.org/C13481523","wikidata":"https://www.wikidata.org/wiki/Q412438","display_name":"Image compression","level":4,"score":0.47102460265159607},{"id":"https://openalex.org/C82804729","wikidata":"https://www.wikidata.org/wiki/Q5148551","display_name":"Color Cell Compression","level":5,"score":0.43065235018730164},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.4268289804458618},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.4240821301937103},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.4168161153793335},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.369613915681839},{"id":"https://openalex.org/C2221639","wikidata":"https://www.wikidata.org/wiki/Q2877","display_name":"Discrete cosine transform","level":3,"score":0.31971433758735657},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.21640312671661377},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.12766465544700623}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/icdsp.2015.7251860","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icdsp.2015.7251860","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2015 IEEE International Conference on Digital Signal Processing (DSP)","raw_type":"proceedings-article"},{"id":"pmh:oai:repository.hkust.edu.hk:1783.1-72340","is_oa":false,"landing_page_url":"https://repository.hkust.edu.hk/ir/Record/1783.1-72340","pdf_url":null,"source":{"id":"https://openalex.org/S4306401796","display_name":"Rare & Special e-Zone (The Hong Kong University of Science and Technology)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I200769079","host_organization_name":"Hong Kong University of Science and Technology","host_organization_lineage":["https://openalex.org/I200769079"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Conference paper"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W2102226020","https://openalex.org/W2102498100","https://openalex.org/W2113941883","https://openalex.org/W2134397182","https://openalex.org/W2152818797","https://openalex.org/W2159284032","https://openalex.org/W6675549595"],"related_works":["https://openalex.org/W2258231948","https://openalex.org/W2162505377","https://openalex.org/W2094583657","https://openalex.org/W2111266495","https://openalex.org/W2112852877","https://openalex.org/W2115252864","https://openalex.org/W2119239074","https://openalex.org/W2106400387","https://openalex.org/W1830945637","https://openalex.org/W2133833176"],"abstract_inverted_index":{"In":[0,81],"this":[1,31,118],"paper,":[2],"we":[3],"focus":[4],"on":[5,25],"the":[6,55,59,78,82,88,95,100,109,115,126,158],"design":[7],"of":[8,29],"a":[9,44,70,136,151],"new":[10],"block-based":[11],"image":[12],"compression":[13,120,148,171],"by":[14,63],"using":[15],"our":[16,37,146],"proposed":[17,38,147],"transform":[18,60],"domain":[19],"downward":[20,32],"conversion":[21,33],"(TDDC).":[22],"Applied":[23],"directly":[24,92],"each":[26],"16\u00d716":[27],"macro-block":[28],"pixels,":[30],"is":[34,51,121],"implemented":[35],"through":[36],"advanced":[39],"padding":[40],"technique":[41],"such":[42],"that":[43,104,145],"non-zero":[45],"8\u00d78":[46],"coefficient":[47,97],"block":[48,98],"(thus":[49],"down-sized)":[50],"generated":[52],"only":[53],"at":[54],"top-left":[56],"corner":[57],"in":[58,65,123],"domain,":[61],"accompanied":[62],"zeros":[64],"other":[66,101],"75%":[67,102],"positions.":[68],"Consequently,":[69],"considerable":[71],"bit-count":[72],"saving":[73],"can":[74],"be":[75,91,112],"achieved":[76],"for":[77],"whole":[79],"macro-block.":[80],"meantime,":[83],"25%":[84],"pixels":[85,103],"reserved":[86,107],"during":[87,108],"TDDC":[89,110],"may":[90],"reconstructed":[93,113],"from":[94],"down-sized":[96],"while":[99],"are":[105],"not":[106],"will":[111],"via":[114],"interpolation.":[116],"Finally,":[117],"TDDC-based":[119],"used":[122],"conjunction":[124],"with":[125,157],"JPEG":[127,160],"baseline":[128,161],"coding":[129,162],"method":[130,163],"(i.e.,":[131],"1-out-of-2":[132],"selection)":[133],"according":[134],"to":[135],"rate-distortion":[137],"optimization":[138],"(RDO)":[139],"based":[140,170],"criterion.":[141],"Experimental":[142],"results":[143],"show":[144],"scheme":[149],"provides":[150],"significant":[152],"quality":[153],"gain":[154],"as":[155],"compared":[156],"original":[159],"and":[164],"another":[165],"super-resolution":[166],"directed":[167],"down-sampling":[168],"(SRDDS)":[169],"scheme.":[172]},"counts_by_year":[{"year":2018,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}