{"id":"https://openalex.org/W4386952672","doi":"https://doi.org/10.1109/socc58585.2023.10257086","title":"An 8-point Approximate DCT Design with Optimized Signed Digit Encoding","display_name":"An 8-point Approximate DCT Design with Optimized Signed Digit Encoding","publication_year":2023,"publication_date":"2023-09-05","ids":{"openalex":"https://openalex.org/W4386952672","doi":"https://doi.org/10.1109/socc58585.2023.10257086"},"language":"en","primary_location":{"id":"doi:10.1109/socc58585.2023.10257086","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/socc58585.2023.10257086","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 IEEE 36th International System-on-Chip Conference (SOCC)","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/A5100776737","display_name":"Zekun Wang","orcid":"https://orcid.org/0000-0001-5175-4118"},"institutions":[{"id":"https://openalex.org/I150744194","display_name":"Waseda University","ror":"https://ror.org/00ntfnx83","country_code":"JP","type":"education","lineage":["https://openalex.org/I150744194"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Zekun Wang","raw_affiliation_strings":["Production and Systems Waseda University,Graduate School of Information,Kitakyushu, Fukuoka,Japan,808-0135"],"affiliations":[{"raw_affiliation_string":"Production and Systems Waseda University,Graduate School of Information,Kitakyushu, Fukuoka,Japan,808-0135","institution_ids":["https://openalex.org/I150744194"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042142715","display_name":"Shinichi Nishizawa","orcid":"https://orcid.org/0000-0002-1172-7286"},"institutions":[{"id":"https://openalex.org/I150744194","display_name":"Waseda University","ror":"https://ror.org/00ntfnx83","country_code":"JP","type":"education","lineage":["https://openalex.org/I150744194"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shinichi Nishizawa","raw_affiliation_strings":["Production and Systems Waseda University,Graduate School of Information,Kitakyushu, Fukuoka,Japan,808-0135"],"affiliations":[{"raw_affiliation_string":"Production and Systems Waseda University,Graduate School of Information,Kitakyushu, Fukuoka,Japan,808-0135","institution_ids":["https://openalex.org/I150744194"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101598322","display_name":"Shinji Kimura","orcid":"https://orcid.org/0000-0002-9475-6858"},"institutions":[{"id":"https://openalex.org/I150744194","display_name":"Waseda University","ror":"https://ror.org/00ntfnx83","country_code":"JP","type":"education","lineage":["https://openalex.org/I150744194"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Shinji Kimura","raw_affiliation_strings":["Production and Systems Waseda University,Graduate School of Information,Kitakyushu, Fukuoka,Japan,808-0135"],"affiliations":[{"raw_affiliation_string":"Production and Systems Waseda University,Graduate School of Information,Kitakyushu, Fukuoka,Japan,808-0135","institution_ids":["https://openalex.org/I150744194"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5100776737"],"corresponding_institution_ids":["https://openalex.org/I150744194"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.12129937,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"32","issue":null,"first_page":"1","last_page":"6"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11034","display_name":"Digital Filter Design and Implementation","score":0.9994000196456909,"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/T11034","display_name":"Digital Filter Design and Implementation","score":0.9994000196456909,"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/T11417","display_name":"Advancements in PLL and VCO Technologies","score":0.9890000224113464,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10299","display_name":"Photonic and Optical Devices","score":0.9879000186920166,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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":0.9417587518692017},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6138758063316345},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.5298523902893066},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5261737108230591},{"id":"https://openalex.org/keywords/encoding","display_name":"Encoding (memory)","score":0.5069806575775146},{"id":"https://openalex.org/keywords/pixel","display_name":"Pixel","score":0.48384299874305725},{"id":"https://openalex.org/keywords/modified-discrete-cosine-transform","display_name":"Modified discrete cosine transform","score":0.4143768846988678},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.40314409136772156},{"id":"https://openalex.org/keywords/transform-coding","display_name":"Transform coding","score":0.36237889528274536},{"id":"https://openalex.org/keywords/arithmetic","display_name":"Arithmetic","score":0.3306909203529358},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.27540749311447144},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.23170825839042664}],"concepts":[{"id":"https://openalex.org/C2221639","wikidata":"https://www.wikidata.org/wiki/Q2877","display_name":"Discrete cosine transform","level":3,"score":0.9417587518692017},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6138758063316345},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.5298523902893066},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5261737108230591},{"id":"https://openalex.org/C125411270","wikidata":"https://www.wikidata.org/wiki/Q18653","display_name":"Encoding (memory)","level":2,"score":0.5069806575775146},{"id":"https://openalex.org/C160633673","wikidata":"https://www.wikidata.org/wiki/Q355198","display_name":"Pixel","level":2,"score":0.48384299874305725},{"id":"https://openalex.org/C28726691","wikidata":"https://www.wikidata.org/wiki/Q1268231","display_name":"Modified discrete cosine transform","level":5,"score":0.4143768846988678},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.40314409136772156},{"id":"https://openalex.org/C169805256","wikidata":"https://www.wikidata.org/wiki/Q1361381","display_name":"Transform coding","level":4,"score":0.36237889528274536},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.3306909203529358},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.27540749311447144},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.23170825839042664},{"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/socc58585.2023.10257086","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1109/socc58585.2023.10257086","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2023 IEEE 36th International System-on-Chip Conference (SOCC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.8799999952316284,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W1553834069","https://openalex.org/W1964786590","https://openalex.org/W1990893977","https://openalex.org/W2009436692","https://openalex.org/W2020377097","https://openalex.org/W2032147596","https://openalex.org/W2032950251","https://openalex.org/W2039134505","https://openalex.org/W2086393337","https://openalex.org/W2095603848","https://openalex.org/W2099501024","https://openalex.org/W2105574607","https://openalex.org/W2105815873","https://openalex.org/W2107388004","https://openalex.org/W2120736804","https://openalex.org/W2127295759","https://openalex.org/W2140196014","https://openalex.org/W2146395539","https://openalex.org/W2158664566","https://openalex.org/W2169735804","https://openalex.org/W2172073677","https://openalex.org/W2790569472","https://openalex.org/W2903374561","https://openalex.org/W3159583820","https://openalex.org/W6633114069"],"related_works":["https://openalex.org/W2112852877","https://openalex.org/W2565123265","https://openalex.org/W2162505377","https://openalex.org/W2111266495","https://openalex.org/W2736872557","https://openalex.org/W2090071970","https://openalex.org/W2128618986","https://openalex.org/W2094583657","https://openalex.org/W2115252864","https://openalex.org/W2024146866"],"abstract_inverted_index":{"In":[0],"this":[1],"paper,":[2],"an":[3,50,75],"8-point":[4],"approximate":[5,154],"discrete":[6],"cosine":[7],"transform":[8],"(DCT)":[9],"design":[10,95],"with":[11,56,157],"optimized":[12,17,51],"signed":[13,52],"digit":[14,53],"encoding":[15,54],"and":[16,35,103,131,139],"I/O":[18,76],"bit-width":[19,77],"is":[20,61,83,96,118,149],"proposed.":[21,62],"Firstly,":[22],"the":[23,27,29,36,39,43,89,108,113,122,135,146],"correlation":[24],"characteristics":[25],"between":[26],"pixels,":[28],"approximation":[30,60],"of":[31,38,59,71,88,115,145],"high":[32],"frequency":[33],"components,":[34],"influence":[37],"coefficient":[40],"matrix":[41],"on":[42,48,134],"results":[44,105],"are":[45],"discussed.":[46],"Based":[47],"them,":[49],"strategy":[55,64],"different":[57,72],"levels":[58],"This":[63],"can":[65],"be":[66],"applied":[67],"to":[68],"DCT":[69,94,110,148,155],"blocks":[70],"sizes.":[73],"Then,":[74],"setting":[78],"scheme":[79],"for":[80],"smaller":[81],"area":[82,136,161],"proposed":[84,93,109,147],"by":[85],"predictive":[86],"evaluation":[87],"data":[90],"range.":[91],"The":[92,143],"implemented":[97],"using":[98],"65":[99],"nm":[100],"CMOS":[101],"process,":[102],"experimental":[104],"show":[106],"that":[107],"structure":[111],"has":[112],"accuracy":[114,144],"46dB,":[116],"which":[117],"3.2dB":[119],"worse":[120],"than":[121,152,159],"accurate":[123],"DCT,":[124],"but":[125],"gains":[126],"at":[127],"most":[128],"74.9%,":[129],"29.7%":[130],"75.6%":[132],"reduction":[133],"cost,":[137],"latency":[138],"power":[140],"consumption,":[141],"respectively.":[142],"4.2dB":[150],"better":[151],"previous":[153],"designs":[156],"more":[158],"10%":[160],"reduction.":[162]},"counts_by_year":[],"updated_date":"2025-12-25T23:11:45.687758","created_date":"2025-10-10T00:00:00"}