{"id":"https://openalex.org/W1973702046","doi":"https://doi.org/10.1109/icassp.2008.4518371","title":"Reconstructing sparse signals from their zero crossings","display_name":"Reconstructing sparse signals from their zero crossings","publication_year":2008,"publication_date":"2008-03-01","ids":{"openalex":"https://openalex.org/W1973702046","doi":"https://doi.org/10.1109/icassp.2008.4518371","mag":"1973702046"},"language":"en","primary_location":{"id":"doi:10.1109/icassp.2008.4518371","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2008.4518371","pdf_url":null,"source":{"id":"https://openalex.org/S4210167542","display_name":"Proceedings of the ... IEEE International Conference on Acoustics, Speech, and Signal Processing","issn_l":"1520-6149","issn":["1520-6149","2379-190X"],"is_oa":false,"is_in_doaj":false,"is_core":false,"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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Conference on Acoustics, Speech and Signal Processing","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/A5034522188","display_name":"Petros T. Boufounos","orcid":"https://orcid.org/0000-0003-1369-0947"},"institutions":[{"id":"https://openalex.org/I74775410","display_name":"Rice University","ror":"https://ror.org/008zs3103","country_code":"US","type":"education","lineage":["https://openalex.org/I74775410"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Petros T. Boufounos","raw_affiliation_strings":["ECE Department, Rice University, USA","ECE Dept., Rice University, Houston, Tx"],"affiliations":[{"raw_affiliation_string":"ECE Department, Rice University, USA","institution_ids":["https://openalex.org/I74775410"]},{"raw_affiliation_string":"ECE Dept., Rice University, Houston, Tx","institution_ids":["https://openalex.org/I74775410"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072713767","display_name":"Richard G. Baraniuk","orcid":"https://orcid.org/0000-0002-0721-8999"},"institutions":[{"id":"https://openalex.org/I74775410","display_name":"Rice University","ror":"https://ror.org/008zs3103","country_code":"US","type":"education","lineage":["https://openalex.org/I74775410"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Richard G. Baraniuk","raw_affiliation_strings":["ECE Department, Rice University, USA","ECE Dept., Rice University, Houston, Tx"],"affiliations":[{"raw_affiliation_string":"ECE Department, Rice University, USA","institution_ids":["https://openalex.org/I74775410"]},{"raw_affiliation_string":"ECE Dept., Rice University, Houston, Tx","institution_ids":["https://openalex.org/I74775410"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5034522188"],"corresponding_institution_ids":["https://openalex.org/I74775410"],"apc_list":null,"apc_paid":null,"fwci":1.5303,"has_fulltext":false,"cited_by_count":22,"citation_normalized_percentile":{"value":0.80493537,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":null,"issue":null,"first_page":"3361","last_page":"3364"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9998999834060669,"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"}},"topics":[{"id":"https://openalex.org/T10500","display_name":"Sparse and Compressive Sensing Techniques","score":0.9998999834060669,"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"}},{"id":"https://openalex.org/T10688","display_name":"Image and Signal Denoising Methods","score":0.9988999962806702,"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/T11447","display_name":"Blind Source Separation Techniques","score":0.9940999746322632,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/signal-reconstruction","display_name":"Signal reconstruction","score":0.7100909948348999},{"id":"https://openalex.org/keywords/sampling","display_name":"Sampling (signal processing)","score":0.6496309041976929},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.6208901405334473},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.6092360615730286},{"id":"https://openalex.org/keywords/minification","display_name":"Minification","score":0.5830855965614319},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5386848449707031},{"id":"https://openalex.org/keywords/scaling","display_name":"Scaling","score":0.4867715835571289},{"id":"https://openalex.org/keywords/compressed-sensing","display_name":"Compressed sensing","score":0.4729359447956085},{"id":"https://openalex.org/keywords/zero","display_name":"Zero (linguistics)","score":0.465899795293808},{"id":"https://openalex.org/keywords/convex-optimization","display_name":"Convex optimization","score":0.4359055161476135},{"id":"https://openalex.org/keywords/nonuniform-sampling","display_name":"Nonuniform sampling","score":0.42956116795539856},{"id":"https://openalex.org/keywords/regular-polygon","display_name":"Regular polygon","score":0.4251166582107544},{"id":"https://openalex.org/keywords/mathematical-optimization","display_name":"Mathematical optimization","score":0.3986855745315552},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.38510453701019287},{"id":"https://openalex.org/keywords/signal-processing","display_name":"Signal processing","score":0.34860527515411377},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.10624593496322632}],"concepts":[{"id":"https://openalex.org/C70958404","wikidata":"https://www.wikidata.org/wiki/Q7512728","display_name":"Signal reconstruction","level":4,"score":0.7100909948348999},{"id":"https://openalex.org/C140779682","wikidata":"https://www.wikidata.org/wiki/Q210868","display_name":"Sampling (signal processing)","level":3,"score":0.6496309041976929},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.6208901405334473},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.6092360615730286},{"id":"https://openalex.org/C147764199","wikidata":"https://www.wikidata.org/wiki/Q6865248","display_name":"Minification","level":2,"score":0.5830855965614319},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5386848449707031},{"id":"https://openalex.org/C99844830","wikidata":"https://www.wikidata.org/wiki/Q102441924","display_name":"Scaling","level":2,"score":0.4867715835571289},{"id":"https://openalex.org/C124851039","wikidata":"https://www.wikidata.org/wiki/Q2665459","display_name":"Compressed sensing","level":2,"score":0.4729359447956085},{"id":"https://openalex.org/C2780813799","wikidata":"https://www.wikidata.org/wiki/Q3274237","display_name":"Zero (linguistics)","level":2,"score":0.465899795293808},{"id":"https://openalex.org/C157972887","wikidata":"https://www.wikidata.org/wiki/Q463359","display_name":"Convex optimization","level":3,"score":0.4359055161476135},{"id":"https://openalex.org/C20326153","wikidata":"https://www.wikidata.org/wiki/Q7049638","display_name":"Nonuniform sampling","level":3,"score":0.42956116795539856},{"id":"https://openalex.org/C112680207","wikidata":"https://www.wikidata.org/wiki/Q714886","display_name":"Regular polygon","level":2,"score":0.4251166582107544},{"id":"https://openalex.org/C126255220","wikidata":"https://www.wikidata.org/wiki/Q141495","display_name":"Mathematical optimization","level":1,"score":0.3986855745315552},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.38510453701019287},{"id":"https://openalex.org/C104267543","wikidata":"https://www.wikidata.org/wiki/Q208163","display_name":"Signal processing","level":3,"score":0.34860527515411377},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.10624593496322632},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.0},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"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/C28855332","wikidata":"https://www.wikidata.org/wiki/Q198099","display_name":"Quantization (signal processing)","level":2,"score":0.0},{"id":"https://openalex.org/C138885662","wikidata":"https://www.wikidata.org/wiki/Q5891","display_name":"Philosophy","level":0,"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},{"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/C41895202","wikidata":"https://www.wikidata.org/wiki/Q8162","display_name":"Linguistics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1109/icassp.2008.4518371","is_oa":false,"landing_page_url":"https://doi.org/10.1109/icassp.2008.4518371","pdf_url":null,"source":{"id":"https://openalex.org/S4210167542","display_name":"Proceedings of the ... IEEE International Conference on Acoustics, Speech, and Signal Processing","issn_l":"1520-6149","issn":["1520-6149","2379-190X"],"is_oa":false,"is_in_doaj":false,"is_core":false,"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":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2008 IEEE International Conference on Acoustics, Speech and Signal Processing","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.154.7992","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.154.7992","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.owlnet.rice.edu/~petrosb/Publications/Boufounos_Baraniuk_ICASSP08.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities","score":0.7200000286102295}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W1971082588","https://openalex.org/W1986931325","https://openalex.org/W2050834445","https://openalex.org/W2078204800","https://openalex.org/W2088331260","https://openalex.org/W2105542305","https://openalex.org/W2106663331","https://openalex.org/W2114147096","https://openalex.org/W2122502139","https://openalex.org/W2124153987","https://openalex.org/W2160627876","https://openalex.org/W2169340692","https://openalex.org/W2296616510","https://openalex.org/W4250955649"],"related_works":["https://openalex.org/W2378166785","https://openalex.org/W2156466545","https://openalex.org/W2379468505","https://openalex.org/W3104324607","https://openalex.org/W2208932071","https://openalex.org/W4206981968","https://openalex.org/W1987102304","https://openalex.org/W2308961925","https://openalex.org/W2601968125","https://openalex.org/W4285251805"],"abstract_inverted_index":{"Classical":[0],"sampling":[1,16,32,37],"records":[2],"the":[3,21,28,31,36,56,68,78,83,89,93,102,115,124,127,136,144],"signal":[4,29,46,94],"level":[5,25],"at":[6],"pre-determined":[7,24],"time":[8],"instances,":[9],"usually":[10,74],"uniformly":[11],"spaced.":[12],"An":[13],"alternative":[14],"implicit":[15],"model":[17],"is":[18,70,95,129],"to":[19,47,76,122],"record":[20],"timing":[22,57],"of":[23,58,67,108],"crossings.":[26,61],"Thus":[27],"dictates":[30],"times":[33],"but":[34],"not":[35,71,130],"levels.":[38],"Logan's":[39],"theorem":[40],"provides":[41],"sufficient":[42],"conditions":[43],"for":[44],"a":[45,51,106,109],"be":[48],"recoverable,":[49],"within":[50],"scaling":[52],"factor,":[53],"from":[54,64],"only":[55],"its":[59],"zero":[60],"Unfortunately,":[62],"recovery":[63],"noisy":[65],"observations":[66],"timings":[69],"robust":[72,85],"and":[73,118,142],"fails":[75],"reproduce":[77],"original":[79],"signal.":[80],"To":[81],"make":[82],"reconstruction":[84,103],"this":[86],"paper":[87],"introduces":[88],"additional":[90],"assumption":[91],"that":[92,135],"sparse":[96],"in":[97,139],"some":[98],"basis.":[99],"We":[100],"reformulate":[101],"problem":[104,128],"as":[105],"minimization":[107],"sparsity":[110],"inducing":[111],"cost":[112],"function":[113],"on":[114],"unit":[116],"sphere":[117],"provide":[119],"an":[120],"algorithm":[121,137],"compute":[123],"solution.":[125],"While":[126],"convex,":[131],"simulation":[132],"studies":[133],"indicate":[134],"converges":[138],"typical":[140],"cases":[141],"produces":[143],"correct":[145],"solution":[146],"with":[147],"very":[148],"high":[149],"probability.":[150]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":2}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}