{"id":"https://openalex.org/W2320985407","doi":"https://doi.org/10.1109/biocas.2014.6981647","title":"Computationally-efficient compressive sampling for low-power pulseoximeter system","display_name":"Computationally-efficient compressive sampling for low-power pulseoximeter system","publication_year":2014,"publication_date":"2014-10-01","ids":{"openalex":"https://openalex.org/W2320985407","doi":"https://doi.org/10.1109/biocas.2014.6981647","mag":"2320985407"},"language":"en","primary_location":{"id":"doi:10.1109/biocas.2014.6981647","is_oa":false,"landing_page_url":"https://doi.org/10.1109/biocas.2014.6981647","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE Biomedical Circuits and Systems Conference (BioCAS) Proceedings","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/A5007801508","display_name":"Venkata Rajesh Pamula","orcid":"https://orcid.org/0000-0002-4647-0425"},"institutions":[{"id":"https://openalex.org/I99464096","display_name":"KU Leuven","ror":"https://ror.org/05f950310","country_code":"BE","type":"education","lineage":["https://openalex.org/I99464096"]},{"id":"https://openalex.org/I4210114974","display_name":"IMEC","ror":"https://ror.org/02kcbn207","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I4210114974"]}],"countries":["BE"],"is_corresponding":true,"raw_author_name":"V. Rajesh Pamula","raw_affiliation_strings":["ESAT MICAS, KU Leuven, Leuven, Belgium","imec, Leuven, Belgium"],"affiliations":[{"raw_affiliation_string":"ESAT MICAS, KU Leuven, Leuven, Belgium","institution_ids":["https://openalex.org/I99464096"]},{"raw_affiliation_string":"imec, Leuven, Belgium","institution_ids":["https://openalex.org/I4210114974"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5012150553","display_name":"Marian Verhelst","orcid":"https://orcid.org/0000-0003-3495-9263"},"institutions":[{"id":"https://openalex.org/I99464096","display_name":"KU Leuven","ror":"https://ror.org/05f950310","country_code":"BE","type":"education","lineage":["https://openalex.org/I99464096"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Marian Verhelst","raw_affiliation_strings":["ESAT MICAS, KU Leuven, Leuven, Belgium"],"affiliations":[{"raw_affiliation_string":"ESAT MICAS, KU Leuven, Leuven, Belgium","institution_ids":["https://openalex.org/I99464096"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078656907","display_name":"Chris Van Hoof","orcid":"https://orcid.org/0000-0002-4645-3326"},"institutions":[{"id":"https://openalex.org/I4210114974","display_name":"IMEC","ror":"https://ror.org/02kcbn207","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I4210114974"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Chris Van Hoof","raw_affiliation_strings":["Interuniversitair Micro-Elektronica Centrum, Leuven, Vlaams-Brabant, BE"],"affiliations":[{"raw_affiliation_string":"Interuniversitair Micro-Elektronica Centrum, Leuven, Vlaams-Brabant, BE","institution_ids":["https://openalex.org/I4210114974"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5088562107","display_name":"Refet F\u0131rat Yaz\u0131c\u0131o\u011flu","orcid":null},"institutions":[{"id":"https://openalex.org/I4210114974","display_name":"IMEC","ror":"https://ror.org/02kcbn207","country_code":"BE","type":"nonprofit","lineage":["https://openalex.org/I4210114974"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Refet Firat Yazicioglu","raw_affiliation_strings":["imec, Leuven, Belgium"],"affiliations":[{"raw_affiliation_string":"imec, Leuven, Belgium","institution_ids":["https://openalex.org/I4210114974"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5007801508"],"corresponding_institution_ids":["https://openalex.org/I4210114974","https://openalex.org/I99464096"],"apc_list":null,"apc_paid":null,"fwci":1.3078,"has_fulltext":false,"cited_by_count":19,"citation_normalized_percentile":{"value":0.80551356,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"69","last_page":"72"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11196","display_name":"Non-Invasive Vital Sign Monitoring","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical 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/T10977","display_name":"Optical Imaging and Spectroscopy Techniques","score":0.9983000159263611,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9972000122070312,"subfield":{"id":"https://openalex.org/subfields/2206","display_name":"Computational Mechanics"},"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/compressed-sensing","display_name":"Compressed sensing","score":0.7725064754486084},{"id":"https://openalex.org/keywords/discrete-cosine-transform","display_name":"Discrete cosine transform","score":0.7680711150169373},{"id":"https://openalex.org/keywords/photoplethysmogram","display_name":"Photoplethysmogram","score":0.6991434693336487},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.6784577965736389},{"id":"https://openalex.org/keywords/signal-reconstruction","display_name":"Signal reconstruction","score":0.6408926844596863},{"id":"https://openalex.org/keywords/iterative-reconstruction","display_name":"Iterative reconstruction","score":0.584789514541626},{"id":"https://openalex.org/keywords/sampling","display_name":"Sampling (signal processing)","score":0.525359570980072},{"id":"https://openalex.org/keywords/reconstruction-algorithm","display_name":"Reconstruction algorithm","score":0.4908028542995453},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.48331475257873535},{"id":"https://openalex.org/keywords/window","display_name":"Window (computing)","score":0.44546547532081604},{"id":"https://openalex.org/keywords/latency","display_name":"Latency (audio)","score":0.4443090558052063},{"id":"https://openalex.org/keywords/window-function","display_name":"Window function","score":0.4239123463630676},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.37103626132011414},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.342578649520874},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.33970826864242554},{"id":"https://openalex.org/keywords/digital-signal-processing","display_name":"Digital signal processing","score":0.2618880271911621},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.11335930228233337},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.09963393211364746},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.0764678418636322}],"concepts":[{"id":"https://openalex.org/C124851039","wikidata":"https://www.wikidata.org/wiki/Q2665459","display_name":"Compressed sensing","level":2,"score":0.7725064754486084},{"id":"https://openalex.org/C2221639","wikidata":"https://www.wikidata.org/wiki/Q2877","display_name":"Discrete cosine transform","level":3,"score":0.7680711150169373},{"id":"https://openalex.org/C116390426","wikidata":"https://www.wikidata.org/wiki/Q7187885","display_name":"Photoplethysmogram","level":3,"score":0.6991434693336487},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6784577965736389},{"id":"https://openalex.org/C70958404","wikidata":"https://www.wikidata.org/wiki/Q7512728","display_name":"Signal reconstruction","level":4,"score":0.6408926844596863},{"id":"https://openalex.org/C141379421","wikidata":"https://www.wikidata.org/wiki/Q6094427","display_name":"Iterative reconstruction","level":2,"score":0.584789514541626},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.525359570980072},{"id":"https://openalex.org/C2779898584","wikidata":"https://www.wikidata.org/wiki/Q7820109","display_name":"Reconstruction algorithm","level":3,"score":0.4908028542995453},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.48331475257873535},{"id":"https://openalex.org/C2778751112","wikidata":"https://www.wikidata.org/wiki/Q835016","display_name":"Window (computing)","level":2,"score":0.44546547532081604},{"id":"https://openalex.org/C82876162","wikidata":"https://www.wikidata.org/wiki/Q17096504","display_name":"Latency (audio)","level":2,"score":0.4443090558052063},{"id":"https://openalex.org/C140101238","wikidata":"https://www.wikidata.org/wiki/Q1404885","display_name":"Window function","level":3,"score":0.4239123463630676},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.37103626132011414},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.342578649520874},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.33970826864242554},{"id":"https://openalex.org/C84462506","wikidata":"https://www.wikidata.org/wiki/Q173142","display_name":"Digital signal processing","level":2,"score":0.2618880271911621},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.11335930228233337},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.09963393211364746},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0764678418636322},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C106131492","wikidata":"https://www.wikidata.org/wiki/Q3072260","display_name":"Filter (signal processing)","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/biocas.2014.6981647","is_oa":false,"landing_page_url":"https://doi.org/10.1109/biocas.2014.6981647","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2014 IEEE Biomedical Circuits and Systems Conference (BioCAS) Proceedings","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","score":0.800000011920929,"display_name":"Sustainable cities and communities"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W2031614119","https://openalex.org/W2090710454","https://openalex.org/W2105815873","https://openalex.org/W2109449402","https://openalex.org/W2119667497","https://openalex.org/W2128092100","https://openalex.org/W2134207998","https://openalex.org/W2162800060","https://openalex.org/W2163123974","https://openalex.org/W4232851490","https://openalex.org/W4250955649","https://openalex.org/W4302067267"],"related_works":["https://openalex.org/W3104324607","https://openalex.org/W2352157283","https://openalex.org/W4206981968","https://openalex.org/W4285251805","https://openalex.org/W2024417168","https://openalex.org/W2308961925","https://openalex.org/W2960932467","https://openalex.org/W1896487466","https://openalex.org/W2969594306","https://openalex.org/W4391183660"],"abstract_inverted_index":{"This":[0,78],"paper":[1],"presents":[2],"a":[3,54,61,72],"computationally-efficient":[4],"compressive":[5],"sampling":[6],"system":[7],"for":[8,27],"photoplethysmogram":[9],"(PPG)":[10],"signals.":[11],"The":[12],"approach":[13],"relies":[14],"on":[15],"the":[16,19],"exploration":[17],"of":[18,29,44,63,67],"Discrete":[20],"Cosine":[21],"Transform":[22],"(DCT)":[23],"as":[24],"sparsifying":[25],"basis":[26],"reconstruction":[28,38,42,49,68,76],"randomly":[30],"sampled":[31],"signals,":[32],"along":[33],"with":[34],"an":[35],"overlapped":[36],"window":[37,75],"algorithm":[39],"which":[40],"improves":[41],"accuracy":[43,69],"shorter":[45],"windows,":[46],"without":[47,65],"sacrificing":[48],"accuracy.":[50],"Simulation":[51],"results":[52],"demonstrate":[53],"reduction":[55],"in":[56],"CPU":[57],"execution":[58],"time":[59],"by":[60],"factor":[62],"2.4":[64],"degradation":[66],"compared":[70],"to":[71],"traditional":[73],"longer":[74],"approach.":[77],"facilitates":[79],"computationally-efficient,":[80],"low-latency":[81],"signal":[82],"reconstruction.":[83]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
