{"id":"https://openalex.org/W2107292594","doi":"https://doi.org/10.1155/2010/575817","title":"Point Spread Function Estimation for a Terahertz Imaging System","display_name":"Point Spread Function Estimation for a Terahertz Imaging System","publication_year":2010,"publication_date":"2010-09-27","ids":{"openalex":"https://openalex.org/W2107292594","doi":"https://doi.org/10.1155/2010/575817","mag":"2107292594"},"language":"en","primary_location":{"id":"doi:10.1155/2010/575817","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2010/575817","pdf_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/2010/575817","source":{"id":"https://openalex.org/S35920007","display_name":"EURASIP Journal on Advances in Signal Processing","issn_l":"1687-6172","issn":["1687-6172","1687-6180"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Advances in Signal Processing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/2010/575817","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5022537740","display_name":"Dan C. Popescu","orcid":"https://orcid.org/0000-0001-6749-0567"},"institutions":[{"id":"https://openalex.org/I1292875679","display_name":"Commonwealth Scientific and Industrial Research Organisation","ror":"https://ror.org/03qn8fb07","country_code":"AU","type":"government","lineage":["https://openalex.org/I1292875679","https://openalex.org/I2801453606","https://openalex.org/I4387156119"]},{"id":"https://openalex.org/I4210128581","display_name":"Information and Communication Technologies Centre","ror":"https://ror.org/034x2fx50","country_code":"AU","type":"facility","lineage":["https://openalex.org/I1292875679","https://openalex.org/I2801453606","https://openalex.org/I4210128581","https://openalex.org/I4387156119"]}],"countries":["AU"],"is_corresponding":true,"raw_author_name":"Dan C. Popescu","raw_affiliation_strings":["Wireless and Networking Technologies Laboratory, CSIRO ICT Centre, Marsfield, NSW, 2121, Australia","Wireless and Networking Technologies Laboratory, CSIRO ICT Centre, Marsfield, NSW, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Wireless and Networking Technologies Laboratory, CSIRO ICT Centre, Marsfield, NSW, 2121, Australia","institution_ids":["https://openalex.org/I1292875679","https://openalex.org/I4210128581"]},{"raw_affiliation_string":"Wireless and Networking Technologies Laboratory, CSIRO ICT Centre, Marsfield, NSW, Australia","institution_ids":["https://openalex.org/I1292875679","https://openalex.org/I4210128581"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5033538273","display_name":"Andrew Hellicar","orcid":null},"institutions":[{"id":"https://openalex.org/I1292875679","display_name":"Commonwealth Scientific and Industrial Research Organisation","ror":"https://ror.org/03qn8fb07","country_code":"AU","type":"government","lineage":["https://openalex.org/I1292875679","https://openalex.org/I2801453606","https://openalex.org/I4387156119"]},{"id":"https://openalex.org/I4210128581","display_name":"Information and Communication Technologies Centre","ror":"https://ror.org/034x2fx50","country_code":"AU","type":"facility","lineage":["https://openalex.org/I1292875679","https://openalex.org/I2801453606","https://openalex.org/I4210128581","https://openalex.org/I4387156119"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Andrew D. Hellicar","raw_affiliation_strings":["Wireless and Networking Technologies Laboratory, CSIRO ICT Centre, Marsfield, NSW, 2121, Australia","Wireless and Networking Technologies Laboratory, CSIRO ICT Centre, Marsfield, NSW, Australia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Wireless and Networking Technologies Laboratory, CSIRO ICT Centre, Marsfield, NSW, 2121, Australia","institution_ids":["https://openalex.org/I1292875679","https://openalex.org/I4210128581"]},{"raw_affiliation_string":"Wireless and Networking Technologies Laboratory, CSIRO ICT Centre, Marsfield, NSW, Australia","institution_ids":["https://openalex.org/I1292875679","https://openalex.org/I4210128581"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5022537740"],"corresponding_institution_ids":["https://openalex.org/I1292875679","https://openalex.org/I4210128581"],"apc_list":{"value":1140,"currency":"GBP","value_usd":1398},"apc_paid":{"value":1140,"currency":"GBP","value_usd":1398},"fwci":1.7385,"has_fulltext":true,"cited_by_count":27,"citation_normalized_percentile":{"value":0.86130056,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"2010","issue":"1","first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10752","display_name":"Terahertz technology and applications","score":0.9997000098228455,"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"}},"topics":[{"id":"https://openalex.org/T10752","display_name":"Terahertz technology and applications","score":0.9997000098228455,"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/T11111","display_name":"Spectroscopy and Laser Applications","score":0.9624999761581421,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10540","display_name":"Advanced Fluorescence Microscopy Techniques","score":0.9595999717712402,"subfield":{"id":"https://openalex.org/subfields/1304","display_name":"Biophysics"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/deblurring","display_name":"Deblurring","score":0.9203377962112427},{"id":"https://openalex.org/keywords/point-spread-function","display_name":"Point spread function","score":0.9022760987281799},{"id":"https://openalex.org/keywords/deconvolution","display_name":"Deconvolution","score":0.8515212535858154},{"id":"https://openalex.org/keywords/terahertz-radiation","display_name":"Terahertz radiation","score":0.6099709868431091},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.5835621356964111},{"id":"https://openalex.org/keywords/fourier-transform","display_name":"Fourier transform","score":0.5220029950141907},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5111187100410461},{"id":"https://openalex.org/keywords/point","display_name":"Point (geometry)","score":0.5036198496818542},{"id":"https://openalex.org/keywords/frequency-domain","display_name":"Frequency domain","score":0.4579952359199524},{"id":"https://openalex.org/keywords/image-quality","display_name":"Image quality","score":0.4488891065120697},{"id":"https://openalex.org/keywords/reflection","display_name":"Reflection (computer programming)","score":0.44426149129867554},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3626956343650818},{"id":"https://openalex.org/keywords/image-restoration","display_name":"Image restoration","score":0.35092324018478394},{"id":"https://openalex.org/keywords/image-processing","display_name":"Image processing","score":0.3385998010635376},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.33042943477630615},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.25110483169555664},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.22925925254821777},{"id":"https://openalex.org/keywords/image","display_name":"Image (mathematics)","score":0.20650577545166016},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.09475934505462646},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.0922902524471283}],"concepts":[{"id":"https://openalex.org/C2777693668","wikidata":"https://www.wikidata.org/wiki/Q25053743","display_name":"Deblurring","level":5,"score":0.9203377962112427},{"id":"https://openalex.org/C69179731","wikidata":"https://www.wikidata.org/wiki/Q510427","display_name":"Point spread function","level":2,"score":0.9022760987281799},{"id":"https://openalex.org/C174576160","wikidata":"https://www.wikidata.org/wiki/Q1183700","display_name":"Deconvolution","level":2,"score":0.8515212535858154},{"id":"https://openalex.org/C107816215","wikidata":"https://www.wikidata.org/wiki/Q647887","display_name":"Terahertz radiation","level":2,"score":0.6099709868431091},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.5835621356964111},{"id":"https://openalex.org/C102519508","wikidata":"https://www.wikidata.org/wiki/Q6520159","display_name":"Fourier transform","level":2,"score":0.5220029950141907},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5111187100410461},{"id":"https://openalex.org/C28719098","wikidata":"https://www.wikidata.org/wiki/Q44946","display_name":"Point (geometry)","level":2,"score":0.5036198496818542},{"id":"https://openalex.org/C19118579","wikidata":"https://www.wikidata.org/wiki/Q786423","display_name":"Frequency domain","level":2,"score":0.4579952359199524},{"id":"https://openalex.org/C55020928","wikidata":"https://www.wikidata.org/wiki/Q3813865","display_name":"Image quality","level":3,"score":0.4488891065120697},{"id":"https://openalex.org/C65682993","wikidata":"https://www.wikidata.org/wiki/Q1056451","display_name":"Reflection (computer programming)","level":2,"score":0.44426149129867554},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3626956343650818},{"id":"https://openalex.org/C106430172","wikidata":"https://www.wikidata.org/wiki/Q6002272","display_name":"Image restoration","level":4,"score":0.35092324018478394},{"id":"https://openalex.org/C9417928","wikidata":"https://www.wikidata.org/wiki/Q1070689","display_name":"Image processing","level":3,"score":0.3385998010635376},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.33042943477630615},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.25110483169555664},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.22925925254821777},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.20650577545166016},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.09475934505462646},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0922902524471283},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1155/2010/575817","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2010/575817","pdf_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/2010/575817","source":{"id":"https://openalex.org/S35920007","display_name":"EURASIP Journal on Advances in Signal Processing","issn_l":"1687-6172","issn":["1687-6172","1687-6180"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Advances in Signal Processing","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:1bf315025e7c47f09b1cd42ec5dfaeb1","is_oa":true,"landing_page_url":"https://doaj.org/article/1bf315025e7c47f09b1cd42ec5dfaeb1","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"EURASIP Journal on Advances in Signal Processing, Vol 2010 (2010)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1155/2010/575817","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2010/575817","pdf_url":"https://asp-eurasipjournals.springeropen.com/counter/pdf/10.1155/2010/575817","source":{"id":"https://openalex.org/S35920007","display_name":"EURASIP Journal on Advances in Signal Processing","issn_l":"1687-6172","issn":["1687-6172","1687-6180"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"EURASIP Journal on Advances in Signal Processing","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2107292594.pdf","grobid_xml":"https://content.openalex.org/works/W2107292594.grobid-xml"},"referenced_works_count":21,"referenced_works":["https://openalex.org/W111270035","https://openalex.org/W1522038893","https://openalex.org/W1963973119","https://openalex.org/W1967146124","https://openalex.org/W1980500808","https://openalex.org/W2026673180","https://openalex.org/W2029376183","https://openalex.org/W2034137107","https://openalex.org/W2042013197","https://openalex.org/W2054310369","https://openalex.org/W2069526761","https://openalex.org/W2080822989","https://openalex.org/W2085723302","https://openalex.org/W2091984142","https://openalex.org/W2104662669","https://openalex.org/W2131421679","https://openalex.org/W2163636005","https://openalex.org/W2165472656","https://openalex.org/W3023411394","https://openalex.org/W4236605340","https://openalex.org/W6604573044"],"related_works":["https://openalex.org/W2031788393","https://openalex.org/W791927757","https://openalex.org/W1974618217","https://openalex.org/W2182590612","https://openalex.org/W2036966816","https://openalex.org/W2095066051","https://openalex.org/W1985614502","https://openalex.org/W2091984142","https://openalex.org/W2151175808","https://openalex.org/W2982126779"],"abstract_inverted_index":{"We":[0,54],"present":[1],"a":[2,11,47,77],"method":[3,22],"for":[4],"estimating":[5],"the":[6,51,60,94,98,102],"point":[7,41,62,78],"spread":[8,42,63],"function":[9],"of":[10,69,97,101],"terahertz":[12],"imaging":[13,26,103],"system":[14],"designed":[15],"to":[16,65,85],"operate":[17],"in":[18,50],"reflection":[19],"mode.":[20],"The":[21,40,81],"is":[23],"based":[24],"on":[25],"phantoms":[27],"with":[28,34,76],"known":[29],"geometry,":[30],"which":[31],"have":[32],"patterns":[33],"sharp":[35],"edges":[36],"at":[37],"all":[38],"orientations.":[39],"functions":[43,64],"are":[44],"obtained":[45],"by":[46,58,73],"deconvolution":[48],"technique":[49],"Fourier":[52],"domain.":[53],"validate":[55],"our":[56],"results":[57],"using":[59],"estimated":[61],"deblur":[66],"several":[67],"images":[68],"natural":[70],"scenes":[71],"and":[72,88],"direct":[74],"comparison":[75],"source":[79],"response.":[80],"estimations":[82],"turn":[83],"out":[84],"be":[86],"robust":[87],"produce":[89],"consistent":[90],"deblurring":[91],"quality":[92],"over":[93],"entire":[95],"depth":[96],"focal":[99],"region":[100],"system.":[104]},"counts_by_year":[{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":6},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":4},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":1},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":2}],"updated_date":"2026-06-19T15:47:20.252518","created_date":"2025-10-10T00:00:00"}