{"id":"https://openalex.org/W1960995591","doi":"https://doi.org/10.1109/iscas.2003.1205782","title":"Efficient pruning algorithms for the DFT computation for a subset of output samples","display_name":"Efficient pruning algorithms for the DFT computation for a subset of output samples","publication_year":2003,"publication_date":"2003-11-04","ids":{"openalex":"https://openalex.org/W1960995591","doi":"https://doi.org/10.1109/iscas.2003.1205782","mag":"1960995591"},"language":"en","primary_location":{"id":"doi:10.1109/iscas.2003.1205782","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2003.1205782","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2003 International Symposium on Circuits and Systems, 2003. ISCAS '03.","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/A5072026856","display_name":"Saad Bouguezel","orcid":"https://orcid.org/0000-0001-5041-7961"},"institutions":[{"id":"https://openalex.org/I60158472","display_name":"Concordia University","ror":"https://ror.org/0420zvk78","country_code":"CA","type":"education","lineage":["https://openalex.org/I60158472"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"S. Bouguezel","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Concordia University, Montreal, QUE, Canada","Dept. of Electr. & Comput. Eng. Concordia Univ., Montreal, Que., Canada#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Concordia University, Montreal, QUE, Canada","institution_ids":["https://openalex.org/I60158472"]},{"raw_affiliation_string":"Dept. of Electr. & Comput. Eng. Concordia Univ., Montreal, Que., Canada#TAB#","institution_ids":["https://openalex.org/I60158472"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5068820891","display_name":"M. Omair Ahmad","orcid":"https://orcid.org/0000-0002-2924-6659"},"institutions":[{"id":"https://openalex.org/I60158472","display_name":"Concordia University","ror":"https://ror.org/0420zvk78","country_code":"CA","type":"education","lineage":["https://openalex.org/I60158472"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"M.O. Ahmad","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Concordia University, Montreal, QUE, Canada","Dept. of Electr. & Comput. Eng. Concordia Univ., Montreal, Que., Canada#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Concordia University, Montreal, QUE, Canada","institution_ids":["https://openalex.org/I60158472"]},{"raw_affiliation_string":"Dept. of Electr. & Comput. Eng. Concordia Univ., Montreal, Que., Canada#TAB#","institution_ids":["https://openalex.org/I60158472"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5013967994","display_name":"M.N.S. Swamy","orcid":"https://orcid.org/0000-0002-3989-5476"},"institutions":[{"id":"https://openalex.org/I60158472","display_name":"Concordia University","ror":"https://ror.org/0420zvk78","country_code":"CA","type":"education","lineage":["https://openalex.org/I60158472"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"M.N.S. Swamy","raw_affiliation_strings":["Department of Electrical and Computer Engineering, Concordia University, Montreal, QUE, Canada","Dept. of Electr. & Comput. Eng. Concordia Univ., Montreal, Que., Canada#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, Concordia University, Montreal, QUE, Canada","institution_ids":["https://openalex.org/I60158472"]},{"raw_affiliation_string":"Dept. of Electr. & Comput. Eng. Concordia Univ., Montreal, Que., Canada#TAB#","institution_ids":["https://openalex.org/I60158472"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I60158472"],"apc_list":null,"apc_paid":null,"fwci":0.3179,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.49493375,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"4","issue":null,"first_page":"IV","last_page":"97"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11034","display_name":"Digital Filter Design and Implementation","score":0.9998000264167786,"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":0.9998000264167786,"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/T11697","display_name":"Numerical Methods and Algorithms","score":0.9991000294685364,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T12300","display_name":"Advanced Electrical Measurement Techniques","score":0.9812999963760376,"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/decimation","display_name":"Decimation","score":0.8325372338294983},{"id":"https://openalex.org/keywords/fast-fourier-transform","display_name":"Fast Fourier transform","score":0.7560261487960815},{"id":"https://openalex.org/keywords/pruning","display_name":"Pruning","score":0.7390278577804565},{"id":"https://openalex.org/keywords/twiddle-factor","display_name":"Twiddle factor","score":0.7148945927619934},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6776808500289917},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6697762608528137},{"id":"https://openalex.org/keywords/lookup-table","display_name":"Lookup table","score":0.6074717044830322},{"id":"https://openalex.org/keywords/reduction","display_name":"Reduction (mathematics)","score":0.588164210319519},{"id":"https://openalex.org/keywords/computation","display_name":"Computation","score":0.5844430327415466},{"id":"https://openalex.org/keywords/computational-complexity-theory","display_name":"Computational complexity theory","score":0.50238037109375},{"id":"https://openalex.org/keywords/arithmetic","display_name":"Arithmetic","score":0.45004212856292725},{"id":"https://openalex.org/keywords/parallel-computing","display_name":"Parallel computing","score":0.36688366532325745},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.29254499077796936},{"id":"https://openalex.org/keywords/filter","display_name":"Filter (signal processing)","score":0.1445837914943695},{"id":"https://openalex.org/keywords/fourier-analysis","display_name":"Fourier analysis","score":0.08469691872596741},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.08326196670532227}],"concepts":[{"id":"https://openalex.org/C173642442","wikidata":"https://www.wikidata.org/wiki/Q1253346","display_name":"Decimation","level":3,"score":0.8325372338294983},{"id":"https://openalex.org/C75172450","wikidata":"https://www.wikidata.org/wiki/Q623950","display_name":"Fast Fourier transform","level":2,"score":0.7560261487960815},{"id":"https://openalex.org/C108010975","wikidata":"https://www.wikidata.org/wiki/Q500094","display_name":"Pruning","level":2,"score":0.7390278577804565},{"id":"https://openalex.org/C4697666","wikidata":"https://www.wikidata.org/wiki/Q7857913","display_name":"Twiddle factor","level":5,"score":0.7148945927619934},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6776808500289917},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6697762608528137},{"id":"https://openalex.org/C134835016","wikidata":"https://www.wikidata.org/wiki/Q690265","display_name":"Lookup table","level":2,"score":0.6074717044830322},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.588164210319519},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.5844430327415466},{"id":"https://openalex.org/C179799912","wikidata":"https://www.wikidata.org/wiki/Q205084","display_name":"Computational complexity theory","level":2,"score":0.50238037109375},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.45004212856292725},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.36688366532325745},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.29254499077796936},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.1445837914943695},{"id":"https://openalex.org/C203024314","wikidata":"https://www.wikidata.org/wiki/Q1365258","display_name":"Fourier analysis","level":3,"score":0.08469691872596741},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.08326196670532227},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","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},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"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/C166386157","wikidata":"https://www.wikidata.org/wiki/Q1477735","display_name":"Short-time Fourier transform","level":4,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/iscas.2003.1205782","is_oa":false,"landing_page_url":"https://doi.org/10.1109/iscas.2003.1205782","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Proceedings of the 2003 International Symposium on Circuits and Systems, 2003. ISCAS '03.","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320334593","display_name":"Natural Sciences and Engineering Research Council of Canada","ror":"https://ror.org/01h531d29"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":5,"referenced_works":["https://openalex.org/W167038646","https://openalex.org/W2090690379","https://openalex.org/W2123119012","https://openalex.org/W2154543331","https://openalex.org/W2296520333"],"related_works":["https://openalex.org/W2351401773","https://openalex.org/W2149121524","https://openalex.org/W1984254719","https://openalex.org/W2371538653","https://openalex.org/W2031343199","https://openalex.org/W2144806327","https://openalex.org/W2151986570","https://openalex.org/W2093169932","https://openalex.org/W4229456379","https://openalex.org/W2056747123"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"efficient":[3,25],"pruning":[4],"algorithms":[5,39,48,78],"for":[6,10],"computing":[7],"the":[8,43,57,73,81,87,92],"DFT":[9],"a":[11,28,53],"subset":[12],"of":[13,31,42,59,91],"output":[14],"samples":[15],"based":[16],"on":[17],"radix-2":[18,95],"decimation-in-time":[19],"and":[20,66,83,89],"decimation-in-frequency":[21],"FFTs.":[22],"They":[23],"provide":[24,52],"implementations":[26],"with":[27,36],"minimum":[29],"number":[30,58],"stages.":[32],"Comparisons":[33],"are":[34,49],"made":[35],"previously":[37],"reported":[38],"in":[40,56],"terms":[41],"computational":[44],"complexity.":[45],"The":[46,76],"proposed":[47,77],"shown":[50],"to":[51,72],"substantial":[54],"reduction":[55],"arithmetic":[60],"operations,":[61],"data":[62],"transfers,":[63],"address":[64],"computations,":[65],"twiddle":[67],"factor":[68],"evaluations":[69],"or":[70],"accesses":[71],"lookup":[74],"table.":[75],"retain":[79],"all":[80],"features":[82],"characteristics,":[84],"such":[85],"as":[86],"simplicity":[88],"regularity,":[90],"well-known":[93],"Cooley-Tukey":[94],"FFT":[96],"algorithms.":[97]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-07-29T14:22:42.915294","created_date":"2025-10-10T00:00:00"}