{"id":"https://openalex.org/W2894067849","doi":"https://doi.org/10.1109/tcsi.2018.2868513","title":"Power-, Area-, and Compression-Efficient Eight-Point Approximate 2-D Discrete Tchebichef Transform Hardware Design Combining Truncation Pruning and Efficient Transposition Buffers","display_name":"Power-, Area-, and Compression-Efficient Eight-Point Approximate 2-D Discrete Tchebichef Transform Hardware Design Combining Truncation Pruning and Efficient Transposition Buffers","publication_year":2018,"publication_date":"2018-09-26","ids":{"openalex":"https://openalex.org/W2894067849","doi":"https://doi.org/10.1109/tcsi.2018.2868513","mag":"2894067849"},"language":"en","primary_location":{"id":"doi:10.1109/tcsi.2018.2868513","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsi.2018.2868513","pdf_url":null,"source":{"id":"https://openalex.org/S116977442","display_name":"IEEE Transactions on Circuits and Systems I Regular Papers","issn_l":"1549-8328","issn":["1549-8328","1558-0806"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Circuits and Systems I: Regular Papers","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/A5064318827","display_name":"Guilherme Paim","orcid":"https://orcid.org/0000-0001-7809-9563"},"institutions":[{"id":"https://openalex.org/I130442723","display_name":"Universidade Federal do Rio Grande do Sul","ror":"https://ror.org/041yk2d64","country_code":"BR","type":"education","lineage":["https://openalex.org/I130442723"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Guilherme Paim","raw_affiliation_strings":["Graduate Program in Microelectronics (PGMICRO), Informatics Institute, Federal University of Rio Grande do Sul, Porto Alegre, Brazil"],"raw_orcid":"https://orcid.org/0000-0001-7809-9563","affiliations":[{"raw_affiliation_string":"Graduate Program in Microelectronics (PGMICRO), Informatics Institute, Federal University of Rio Grande do Sul, Porto Alegre, Brazil","institution_ids":["https://openalex.org/I130442723"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049999991","display_name":"Leandro M. G. Rocha","orcid":"https://orcid.org/0000-0003-2883-2768"},"institutions":[{"id":"https://openalex.org/I130442723","display_name":"Universidade Federal do Rio Grande do Sul","ror":"https://ror.org/041yk2d64","country_code":"BR","type":"education","lineage":["https://openalex.org/I130442723"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Leandro Mateus Giacomini Rocha","raw_affiliation_strings":["Graduate Program in Microelectronics (PGMICRO), Informatics Institute, Federal University of Rio Grande do Sul, Porto Alegre, Brazil"],"raw_orcid":"https://orcid.org/0000-0003-2883-2768","affiliations":[{"raw_affiliation_string":"Graduate Program in Microelectronics (PGMICRO), Informatics Institute, Federal University of Rio Grande do Sul, Porto Alegre, Brazil","institution_ids":["https://openalex.org/I130442723"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5077270684","display_name":"Gustavo M. Santana","orcid":"https://orcid.org/0000-0003-1897-1625"},"institutions":[{"id":"https://openalex.org/I130442723","display_name":"Universidade Federal do Rio Grande do Sul","ror":"https://ror.org/041yk2d64","country_code":"BR","type":"education","lineage":["https://openalex.org/I130442723"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Gustavo Madeira Santana","raw_affiliation_strings":["Graduate Program in Microelectronics (PGMICRO), Informatics Institute, Federal University of Rio Grande do Sul, Porto Alegre, Brazil"],"raw_orcid":"https://orcid.org/0000-0003-1897-1625","affiliations":[{"raw_affiliation_string":"Graduate Program in Microelectronics (PGMICRO), Informatics Institute, Federal University of Rio Grande do Sul, Porto Alegre, Brazil","institution_ids":["https://openalex.org/I130442723"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101846385","display_name":"Leonardo Bandeira Soares","orcid":"https://orcid.org/0000-0002-4678-9401"},"institutions":[{"id":"https://openalex.org/I130442723","display_name":"Universidade Federal do Rio Grande do Sul","ror":"https://ror.org/041yk2d64","country_code":"BR","type":"education","lineage":["https://openalex.org/I130442723"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Leonardo Bandeira Soares","raw_affiliation_strings":["Graduate Program in Microelectronics (PGMICRO), Informatics Institute, Federal University of Rio Grande do Sul, Porto Alegre, Brazil"],"raw_orcid":"https://orcid.org/0000-0002-4678-9401","affiliations":[{"raw_affiliation_string":"Graduate Program in Microelectronics (PGMICRO), Informatics Institute, Federal University of Rio Grande do Sul, Porto Alegre, Brazil","institution_ids":["https://openalex.org/I130442723"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5074598853","display_name":"Eduardo Costa","orcid":"https://orcid.org/0000-0003-0521-5898"},"institutions":[{"id":"https://openalex.org/I110676245","display_name":"Universidade Cat\u00f3lica de Pelotas","ror":"https://ror.org/0376myh60","country_code":"BR","type":"education","lineage":["https://openalex.org/I110676245"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Eduardo Antonio Cesar da Costa","raw_affiliation_strings":["Graduate Program on Electronic Engineering and Computing, Catholic University of Pelotas, Pelotas, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate Program on Electronic Engineering and Computing, Catholic University of Pelotas, Pelotas, Brazil","institution_ids":["https://openalex.org/I110676245"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5046426137","display_name":"S\u00e9rgio Bampi","orcid":"https://orcid.org/0000-0002-9018-6309"},"institutions":[{"id":"https://openalex.org/I130442723","display_name":"Universidade Federal do Rio Grande do Sul","ror":"https://ror.org/041yk2d64","country_code":"BR","type":"education","lineage":["https://openalex.org/I130442723"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Sergio Bampi","raw_affiliation_strings":["Graduate Program in Microelectronics (PGMICRO), Informatics Institute, Federal University of Rio Grande do Sul, Porto Alegre, Brazil"],"raw_orcid":"https://orcid.org/0000-0002-9018-6309","affiliations":[{"raw_affiliation_string":"Graduate Program in Microelectronics (PGMICRO), Informatics Institute, Federal University of Rio Grande do Sul, Porto Alegre, Brazil","institution_ids":["https://openalex.org/I130442723"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.6402,"has_fulltext":false,"cited_by_count":33,"citation_normalized_percentile":{"value":0.85147651,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"66","issue":"2","first_page":"680","last_page":"693"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11034","display_name":"Digital Filter Design and Implementation","score":0.9998999834060669,"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":0.9998999834060669,"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/T10125","display_name":"Advanced Wireless Communication Techniques","score":0.9987000226974487,"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/T11873","display_name":"PAPR reduction in OFDM","score":0.9980999827384949,"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":0.6473333239555359},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.5103992819786072},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.5040096640586853},{"id":"https://openalex.org/keywords/diagonal","display_name":"Diagonal","score":0.4961317479610443},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4630205035209656},{"id":"https://openalex.org/keywords/power-of-two","display_name":"Power of two","score":0.4274398982524872},{"id":"https://openalex.org/keywords/application-specific-integrated-circuit","display_name":"Application-specific integrated circuit","score":0.418699711561203},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.21119621396064758},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.14341506361961365},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.09892132878303528}],"concepts":[{"id":"https://openalex.org/C2221639","wikidata":"https://www.wikidata.org/wiki/Q2877","display_name":"Discrete cosine transform","level":3,"score":0.6473333239555359},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.5103992819786072},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.5040096640586853},{"id":"https://openalex.org/C130367717","wikidata":"https://www.wikidata.org/wiki/Q189791","display_name":"Diagonal","level":2,"score":0.4961317479610443},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4630205035209656},{"id":"https://openalex.org/C7720571","wikidata":"https://www.wikidata.org/wiki/Q1136880","display_name":"Power of two","level":2,"score":0.4274398982524872},{"id":"https://openalex.org/C77390884","wikidata":"https://www.wikidata.org/wiki/Q217302","display_name":"Application-specific integrated circuit","level":2,"score":0.418699711561203},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.21119621396064758},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.14341506361961365},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.09892132878303528},{"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/tcsi.2018.2868513","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tcsi.2018.2868513","pdf_url":null,"source":{"id":"https://openalex.org/S116977442","display_name":"IEEE Transactions on Circuits and Systems I Regular Papers","issn_l":"1549-8328","issn":["1549-8328","1558-0806"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Circuits and Systems I: Regular Papers","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5699999928474426,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320322025","display_name":"Conselho Nacional de Desenvolvimento Cient\u00edfico e Tecnol\u00f3gico","ror":"https://ror.org/03swz6y49"},{"id":"https://openalex.org/F4320322502","display_name":"Funda\u00e7\u00e3o de Amparo \u00e0 Pesquisa do Estado do Rio Grande do Sul","ror":"https://ror.org/05k49za97"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":35,"referenced_works":["https://openalex.org/W1965053167","https://openalex.org/W1969361425","https://openalex.org/W1981542807","https://openalex.org/W2031754465","https://openalex.org/W2039134505","https://openalex.org/W2048840046","https://openalex.org/W2050242432","https://openalex.org/W2062358323","https://openalex.org/W2084086197","https://openalex.org/W2095235153","https://openalex.org/W2097088648","https://openalex.org/W2098335003","https://openalex.org/W2101885170","https://openalex.org/W2113724275","https://openalex.org/W2116036986","https://openalex.org/W2121397913","https://openalex.org/W2135883983","https://openalex.org/W2162355742","https://openalex.org/W2166639779","https://openalex.org/W2269491305","https://openalex.org/W2313278888","https://openalex.org/W2343570601","https://openalex.org/W2398731957","https://openalex.org/W2475534957","https://openalex.org/W2510945427","https://openalex.org/W2558196556","https://openalex.org/W2560659600","https://openalex.org/W2589077174","https://openalex.org/W2742226725","https://openalex.org/W2743445949","https://openalex.org/W2766087020","https://openalex.org/W2794635868","https://openalex.org/W3099398374","https://openalex.org/W3106213055","https://openalex.org/W4251366778"],"related_works":["https://openalex.org/W1916685473","https://openalex.org/W2055682261","https://openalex.org/W2186390138","https://openalex.org/W1993363272","https://openalex.org/W2060035984","https://openalex.org/W2167423507","https://openalex.org/W2981099103","https://openalex.org/W4364303253","https://openalex.org/W3217375187","https://openalex.org/W1976370567"],"abstract_inverted_index":{"Due":[0],"to":[1,92,118,146,153,158,178,220],"the":[2,11,35,45,78,93,104,112,122,132,142,149,199,215],"intensive":[3],"use":[4],"of":[5,34,61,107,165,176,185],"discrete":[6,32],"transforms":[7],"in":[8,51,111,160,214],"image/video":[9],"coding,":[10],"search":[12],"for":[13,19,44,77,121,171],"fast":[14],"and":[15,39,66,85,98,116,155,183,188,192,210],"power-efficient":[16],"design":[17],"approaches":[18],"their":[20],"hardware":[21,224],"implementation":[22],"becomes":[23],"essential.":[24],"The":[25,54,128,163],"Discrete":[26,46],"Tchebichef":[27],"Transform":[28],"(DTT)":[29],"represents":[30],"a":[31,74,82],"class":[33],"Chebyshev":[36],"orthogonal":[37],"polynomials,":[38],"it":[40],"is":[41,59],"an":[42,174],"alternative":[43],"Cosine":[47],"Transform,":[48],"commonly":[49],"used":[50],"picture":[52],"coding.":[53],"state-of-the-art":[55,221],"approximate":[56,136,202,222],"DTT":[57,137,167,203,223],"matrix":[58],"composed":[60],"0,":[62],"1,":[63],"-1,":[64],"2,":[65],"-2":[67],"values.":[68],"In":[69],"this":[70],"work,":[71],"we":[72],"propose":[73],"new":[75],"approximation":[76,168],"8-point":[79,134],"DTT,":[80],"with":[81,102,198],"higher":[83,207],"power-":[84],"compression-efficiency":[86],"by":[87],"exploring":[88],"coefficient":[89],"truncation,":[90],"leading":[91],"values":[94,120],"1/16,":[95],"-1/16,":[96],"1/8,":[97],"-1/8.":[99],"Considering":[100],"operations":[101],"integers,":[103],"smaller":[105],"magnitude":[106],"coefficients":[108],"causes":[109],"truncation":[110],"internal":[113],"transform":[114],"calculations":[115],"leads":[117],"lower":[119],"non-diagonal":[123],"residues,":[124],"which":[125],"reduces":[126],"non-orthogonality.":[127],"results":[129,164],"show":[130,173],"that":[131],"proposed":[133],"pruned":[135],"hardwired":[138],"ASIC":[139],"solutions":[140],"increase":[141,175],"maximum":[143,181],"frequency":[144],"up":[145,152,157,177],"64%,":[147],"minimize":[148],"circuit":[150],"area":[151],"43.6%,":[154],"saves":[156],"65.4%":[159],"power":[161],"dissipation.":[162],"our":[166],"proposal":[169,204],"mapped":[170],"FPGA":[172],"58.9%":[179],"on":[180,190],"frequency,":[182],"savings":[184],"about":[186],"28.7%":[187],"32.2%":[189],"slices":[191],"dynamic":[193],"power,":[194],"respectively,":[195],"when":[196,218],"compared":[197,219],"literature.":[200],"Our":[201],"also":[205],"achieves":[206],"compression":[208],"ratio":[209],"less":[211],"quality":[212],"loss":[213],"compressed":[216],"image,":[217],"designs.":[225]},"counts_by_year":[{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":7},{"year":2021,"cited_by_count":5},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":4}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
