{"id":"https://openalex.org/W2581270793","doi":"https://doi.org/10.1109/isit.2017.8006566","title":"Fundamental limit of resolving two point sources limited by an arbitrary point spread function","display_name":"Fundamental limit of resolving two point sources limited by an arbitrary point spread function","publication_year":2017,"publication_date":"2017-06-01","ids":{"openalex":"https://openalex.org/W2581270793","doi":"https://doi.org/10.1109/isit.2017.8006566","mag":"2581270793"},"language":"en","primary_location":{"id":"doi:10.1109/isit.2017.8006566","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2017.8006566","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE International Symposium on Information Theory (ISIT)","raw_type":"proceedings-article"},"type":"preprint","indexed_in":["arxiv","crossref","datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://arxiv.org/pdf/1701.04913","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5008133364","display_name":"Ronan Kerviche","orcid":null},"institutions":[{"id":"https://openalex.org/I138006243","display_name":"University of Arizona","ror":"https://ror.org/03m2x1q45","country_code":"US","type":"education","lineage":["https://openalex.org/I138006243"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Ronan Kerviche","raw_affiliation_strings":["University of Arizona"],"affiliations":[{"raw_affiliation_string":"University of Arizona","institution_ids":["https://openalex.org/I138006243"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049404285","display_name":"Saikat Guha","orcid":"https://orcid.org/0000-0002-2581-4380"},"institutions":[{"id":"https://openalex.org/I1306686416","display_name":"RTX (United States)","ror":"https://ror.org/0354t7b78","country_code":"US","type":"company","lineage":["https://openalex.org/I1306686416"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Saikat Guha","raw_affiliation_strings":["Raytheon BBN Technologies","[Raytheon BBN Technologies]"],"affiliations":[{"raw_affiliation_string":"Raytheon BBN Technologies","institution_ids":["https://openalex.org/I1306686416"]},{"raw_affiliation_string":"[Raytheon BBN Technologies]","institution_ids":["https://openalex.org/I1306686416"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5033025873","display_name":"Amit Ashok","orcid":"https://orcid.org/0000-0002-1108-2481"},"institutions":[{"id":"https://openalex.org/I138006243","display_name":"University of Arizona","ror":"https://ror.org/03m2x1q45","country_code":"US","type":"education","lineage":["https://openalex.org/I138006243"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Amit Ashok","raw_affiliation_strings":["University of Arizona"],"affiliations":[{"raw_affiliation_string":"University of Arizona","institution_ids":["https://openalex.org/I138006243"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5008133364"],"corresponding_institution_ids":["https://openalex.org/I138006243"],"apc_list":null,"apc_paid":null,"fwci":0.2624,"has_fulltext":true,"cited_by_count":3,"citation_normalized_percentile":{"value":0.53586909,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"441","last_page":"445"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12015","display_name":"Photoacoustic and Ultrasonic Imaging","score":0.9993000030517578,"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/T12015","display_name":"Photoacoustic and Ultrasonic Imaging","score":0.9993000030517578,"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/T12153","display_name":"Advanced Optical Sensing Technologies","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11183","display_name":"Advanced X-ray Imaging Techniques","score":0.9972000122070312,"subfield":{"id":"https://openalex.org/subfields/3108","display_name":"Radiation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/sinc-function","display_name":"Sinc function","score":0.7238069772720337},{"id":"https://openalex.org/keywords/pupil-function","display_name":"Pupil function","score":0.6963998675346375},{"id":"https://openalex.org/keywords/gaussian","display_name":"Gaussian","score":0.6337850689888},{"id":"https://openalex.org/keywords/point-spread-function","display_name":"Point spread function","score":0.5897908806800842},{"id":"https://openalex.org/keywords/aperture","display_name":"Aperture (computer memory)","score":0.5642809271812439},{"id":"https://openalex.org/keywords/limit","display_name":"Limit (mathematics)","score":0.5024697780609131},{"id":"https://openalex.org/keywords/plane","display_name":"Plane (geometry)","score":0.45928168296813965},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.45143821835517883},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.4304325580596924},{"id":"https://openalex.org/keywords/bessel-function","display_name":"Bessel function","score":0.4218953251838684},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.4210568070411682},{"id":"https://openalex.org/keywords/angular-resolution","display_name":"Angular resolution (graph drawing)","score":0.41002869606018066},{"id":"https://openalex.org/keywords/diffraction","display_name":"Diffraction","score":0.32642489671707153},{"id":"https://openalex.org/keywords/mathematical-analysis","display_name":"Mathematical analysis","score":0.29425954818725586},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.1377027928829193},{"id":"https://openalex.org/keywords/quantum-mechanics","display_name":"Quantum mechanics","score":0.12911856174468994}],"concepts":[{"id":"https://openalex.org/C152303783","wikidata":"https://www.wikidata.org/wiki/Q855949","display_name":"Sinc function","level":2,"score":0.7238069772720337},{"id":"https://openalex.org/C33995572","wikidata":"https://www.wikidata.org/wiki/Q17105392","display_name":"Pupil function","level":3,"score":0.6963998675346375},{"id":"https://openalex.org/C163716315","wikidata":"https://www.wikidata.org/wiki/Q901177","display_name":"Gaussian","level":2,"score":0.6337850689888},{"id":"https://openalex.org/C69179731","wikidata":"https://www.wikidata.org/wiki/Q510427","display_name":"Point spread function","level":2,"score":0.5897908806800842},{"id":"https://openalex.org/C78336883","wikidata":"https://www.wikidata.org/wiki/Q4779385","display_name":"Aperture (computer memory)","level":2,"score":0.5642809271812439},{"id":"https://openalex.org/C151201525","wikidata":"https://www.wikidata.org/wiki/Q177239","display_name":"Limit (mathematics)","level":2,"score":0.5024697780609131},{"id":"https://openalex.org/C17825722","wikidata":"https://www.wikidata.org/wiki/Q17285","display_name":"Plane (geometry)","level":2,"score":0.45928168296813965},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.45143821835517883},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4304325580596924},{"id":"https://openalex.org/C107706756","wikidata":"https://www.wikidata.org/wiki/Q219637","display_name":"Bessel function","level":2,"score":0.4218953251838684},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.4210568070411682},{"id":"https://openalex.org/C133848361","wikidata":"https://www.wikidata.org/wiki/Q4764027","display_name":"Angular resolution (graph drawing)","level":2,"score":0.41002869606018066},{"id":"https://openalex.org/C207114421","wikidata":"https://www.wikidata.org/wiki/Q133900","display_name":"Diffraction","level":2,"score":0.32642489671707153},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.29425954818725586},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.1377027928829193},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.12911856174468994},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.0},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1109/isit.2017.8006566","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isit.2017.8006566","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2017 IEEE International Symposium on Information Theory (ISIT)","raw_type":"proceedings-article"},{"id":"pmh:oai:arXiv.org:1701.04913","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1701.04913","pdf_url":"https://arxiv.org/pdf/1701.04913","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"mag:2581270793","is_oa":true,"landing_page_url":"https://arxiv.org/pdf/1701.04913","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"arXiv (Cornell University)","raw_type":null},{"id":"doi:10.48550/arxiv.1701.04913","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.1701.04913","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"article"}],"best_oa_location":{"id":"pmh:oai:arXiv.org:1701.04913","is_oa":true,"landing_page_url":"http://arxiv.org/abs/1701.04913","pdf_url":"https://arxiv.org/pdf/1701.04913","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},"sustainable_development_goals":[{"score":0.800000011920929,"display_name":"Affordable and clean energy","id":"https://metadata.un.org/sdg/7"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320332180","display_name":"Defense Advanced Research Projects Agency","ror":"https://ror.org/02caytj08"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2581270793.pdf","grobid_xml":"https://content.openalex.org/works/W2581270793.grobid-xml"},"referenced_works_count":8,"referenced_works":["https://openalex.org/W1009118580","https://openalex.org/W1479979375","https://openalex.org/W1912660616","https://openalex.org/W2035668197","https://openalex.org/W2210158867","https://openalex.org/W2469681197","https://openalex.org/W6628836592","https://openalex.org/W6731245228"],"related_works":["https://openalex.org/W2329196926","https://openalex.org/W2206550260","https://openalex.org/W1992839034","https://openalex.org/W3098439506","https://openalex.org/W289063629","https://openalex.org/W2013848283","https://openalex.org/W1672465563","https://openalex.org/W3098568609","https://openalex.org/W2004956883","https://openalex.org/W2068938378","https://openalex.org/W1986728687","https://openalex.org/W359610497","https://openalex.org/W136061369","https://openalex.org/W2057214034","https://openalex.org/W1994954140","https://openalex.org/W2107941216","https://openalex.org/W300836223","https://openalex.org/W3153681685","https://openalex.org/W2062137137","https://openalex.org/W1516941488"],"abstract_inverted_index":{"Estimating":[0],"the":[1,43,50,56,61,68,73,81,93,102,107,125,134,156],"angular":[2,82],"separation":[3,83],"between":[4],"two":[5],"incoherently":[6],"radiating":[7],"monochromatic":[8],"point":[9,116],"sources":[10],"is":[11,38,63],"a":[12,30,65,114,121],"canonical":[13],"toy":[14],"problem":[15],"to":[16,120,137,160],"quantify":[17],"spatial":[18,152],"resolution":[19,36],"in":[20,49,99,151],"imaging.":[21],"In":[22],"recent":[23],"work,":[24],"Tsang":[25],"et":[26],"al.":[27],"showed,":[28],"using":[29],"Fisher":[31,157],"Information":[32,158],"analysis,":[33,109],"that":[34,55],"Rayleigh's":[35],"limit":[37],"just":[39],"an":[40,138],"artifact":[41],"of":[42,46,59,67,80,128,163],"conventional":[44],"wisdom":[45],"intensity":[47,97],"measurement":[48],"image":[51],"plane.":[52],"They":[53],"showed":[54],"optimal":[57],"sensitivity":[58],"estimating":[60],"angle":[62],"only":[64],"function":[66,118],"total":[69],"photons":[70],"collected":[71],"during":[72],"camera's":[74],"integration":[75],"time":[76],"but":[77],"entirely":[78],"independent":[79],"itself":[84],"no":[85],"matter":[86],"how":[87],"small":[88],"it":[89],"is,":[90],"and":[91,132,154,171],"found":[92],"information-optimal":[94],"mode":[95],"basis,":[96],"detection":[98],"which":[100,110],"achieves":[101],"aforesaid":[103],"performance.":[104],"We":[105,141],"extend":[106,155],"above":[108],"was":[111],"done":[112],"for":[113,169],"Gaussian":[115,170],"spread":[117],"(PSF)":[119],"hard-aperture":[122],"pupil":[123],"proving":[124],"information":[126,149],"optimality":[127],"image-plane":[129],"sinc-Bessel":[130],"modes,":[131,153],"generalize":[133],"result":[135],"further":[136],"arbitrary":[139],"PSF.":[140],"obtain":[142],"new":[143],"counterintuitive":[144],"insights":[145],"on":[146],"energy":[147],"vs.":[148],"content":[150],"analysis":[159],"exact":[161],"calculations":[162],"minimum":[164],"mean":[165],"squared":[166],"error,":[167],"both":[168],"hard":[172],"aperture":[173],"pupils.":[174]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2017,"cited_by_count":1}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}