{"id":"https://openalex.org/W2016996526","doi":"https://doi.org/10.1002/mrm.1910060111","title":"Accurate quantification of in vivo31P NMR signals using the variable projection method and prior knowledge","display_name":"Accurate quantification of in vivo31P NMR signals using the variable projection method and prior knowledge","publication_year":1988,"publication_date":"1988-01-01","ids":{"openalex":"https://openalex.org/W2016996526","doi":"https://doi.org/10.1002/mrm.1910060111","mag":"2016996526","pmid":"https://pubmed.ncbi.nlm.nih.gov/3352510"},"language":"en","primary_location":{"id":"doi:10.1002/mrm.1910060111","doi":"https://doi.org/10.1002/mrm.1910060111","is_oa":false,"landing_page_url":"https://doi.org/10.1002/mrm.1910060111","pdf_url":null,"source":{"id":"https://openalex.org/S111160002","display_name":"Magnetic Resonance in Medicine","issn_l":"0740-3194","issn":["0740-3194","1522-2594"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","doyens","jufo-1","ki-jl-2","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Magnetic Resonance in Medicine","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"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/A5061514454","display_name":"Jan Willem C. van der Veen","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I98358874","display_name":"Delft University of Technology","ror":"https://ror.org/02e2c7k09","country_code":"NL","type":"education","lineage":["https://openalex.org/I98358874"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"J. W. C. van der Veen","raw_affiliation_strings":["Department of Applied Physics, Delft University of Technology, The Netherlands","Department of Applied Physics, Delft University of Technology, P.O. Box 5046 2600 GA Delft, The Netherlands"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Applied Physics, Delft University of Technology, The Netherlands","institution_ids":["https://openalex.org/I98358874"]},{"raw_affiliation_string":"Department of Applied Physics, Delft University of Technology, P.O. Box 5046 2600 GA Delft, The Netherlands","institution_ids":["https://openalex.org/I98358874"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111575103","display_name":"Ron de Beer","orcid":"https://orcid.org/0000-0001-7279-3028","observed_orcids":["https://orcid.org/0000-0001-7279-3028"]},"institutions":[{"id":"https://openalex.org/I98358874","display_name":"Delft University of Technology","ror":"https://ror.org/02e2c7k09","country_code":"NL","type":"education","lineage":["https://openalex.org/I98358874"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"R. de Beer","raw_affiliation_strings":["Department of Applied Physics, Delft University of Technology, P.O. Box 5046, 2600 GA Delft, The Netherlands"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Applied Physics, Delft University of Technology, P.O. Box 5046, 2600 GA Delft, The Netherlands","institution_ids":["https://openalex.org/I98358874"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5081753148","display_name":"Peter R. Luyten","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210122849","display_name":"Philips (Netherlands)","ror":"https://ror.org/02p2bgp27","country_code":"NL","type":"company","lineage":["https://openalex.org/I4210122849"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"P. R. Luyten","raw_affiliation_strings":["Philips Medical Systems, Best, The Netherlands"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Philips Medical Systems, Best, The Netherlands","institution_ids":["https://openalex.org/I4210122849"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5113892497","display_name":"DIRK VAN ORMONDT","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I98358874","display_name":"Delft University of Technology","ror":"https://ror.org/02e2c7k09","country_code":"NL","type":"education","lineage":["https://openalex.org/I98358874"]}],"countries":["NL"],"is_corresponding":false,"raw_author_name":"D. van Ormondt","raw_affiliation_strings":["Department of Applied Physics, Delft University of Technology, P.O. Box 5046, 2600 GA Delft, The Netherlands"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Applied Physics, Delft University of Technology, P.O. Box 5046, 2600 GA Delft, The Netherlands","institution_ids":["https://openalex.org/I98358874"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":3680,"currency":"USD","value_usd":3680},"apc_paid":null,"fwci":8.4934,"has_fulltext":false,"cited_by_count":366,"citation_normalized_percentile":{"value":0.97805533,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":99},"biblio":{"volume":"6","issue":"1","first_page":"92","last_page":"98"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10378","display_name":"Advanced MRI Techniques and Applications","score":0.7935000061988831,"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"}},"topics":[{"id":"https://openalex.org/T10378","display_name":"Advanced MRI Techniques and Applications","score":0.7935000061988831,"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/T11809","display_name":"Advanced NMR Techniques and Applications","score":0.19120000302791595,"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/T12603","display_name":"NMR spectroscopy and applications","score":0.008700000122189522,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/signal-quantification","display_name":"signal quantification","score":0.781000018119812},{"id":"https://openalex.org/keywords/variable-projection-method","display_name":"variable projection method","score":0.8349999785423279},{"id":"https://openalex.org/keywords/free-induction-decay","display_name":"free induction decay","score":0.8659999966621399},{"id":"https://openalex.org/keywords/prior-knowledge","display_name":"prior knowledge","score":0.6990000009536743},{"id":"https://openalex.org/keywords/parameter-estimation","display_name":"parameter estimation","score":0.5789999961853027},{"id":"https://openalex.org/keywords/phosphorus-magnetic-resonance-spectroscopy","display_name":"phosphorus magnetic resonance spectroscopy","score":0.5529999732971191}],"concepts":[{"id":"https://openalex.org/C57493831","wikidata":"https://www.wikidata.org/wiki/Q3134666","display_name":"Projection (relational algebra)","level":2,"score":0.7099055051803589},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.5649478435516357},{"id":"https://openalex.org/C182365436","wikidata":"https://www.wikidata.org/wiki/Q50701","display_name":"Variable (mathematics)","level":2,"score":0.4953993558883667},{"id":"https://openalex.org/C36503486","wikidata":"https://www.wikidata.org/wiki/Q11235244","display_name":"Domain (mathematical analysis)","level":2,"score":0.46950316429138184},{"id":"https://openalex.org/C207001950","wikidata":"https://www.wikidata.org/wiki/Q141124","display_name":"In vivo","level":2,"score":0.4519209861755371},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4338805079460144},{"id":"https://openalex.org/C103824480","wikidata":"https://www.wikidata.org/wiki/Q185889","display_name":"Time domain","level":2,"score":0.41281214356422424},{"id":"https://openalex.org/C46141821","wikidata":"https://www.wikidata.org/wiki/Q209402","display_name":"Nuclear magnetic resonance","level":1,"score":0.3691520690917969},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3647930324077606},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3418826460838318},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.18799591064453125},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.1464819312095642},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0},{"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/C150903083","wikidata":"https://www.wikidata.org/wiki/Q7108","display_name":"Biotechnology","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008962","descriptor_name":"Models, Theoretical","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009682","descriptor_name":"Magnetic Resonance Spectroscopy","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true},{"descriptor_ui":"D010758","descriptor_name":"Phosphorus","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013997","descriptor_name":"Time Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D066298","descriptor_name":"In Vitro Techniques","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1002/mrm.1910060111","doi":"https://doi.org/10.1002/mrm.1910060111","is_oa":false,"landing_page_url":"https://doi.org/10.1002/mrm.1910060111","pdf_url":null,"source":{"id":"https://openalex.org/S111160002","display_name":"Magnetic Resonance in Medicine","issn_l":"0740-3194","issn":["0740-3194","1522-2594"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","doyens","jufo-1","ki-jl-2","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Magnetic Resonance in Medicine","raw_type":"journal-article"},{"id":"pmid:3352510","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/3352510","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Magnetic resonance in medicine","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320321800","display_name":"Nederlandse Organisatie voor Wetenschappelijk Onderzoek","ror":"https://ror.org/04jsz6e67"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W1967486001","https://openalex.org/W1977322421","https://openalex.org/W2018089423","https://openalex.org/W2043165192","https://openalex.org/W2045546826","https://openalex.org/W2071257564","https://openalex.org/W2072347267","https://openalex.org/W2165887549","https://openalex.org/W3000047054"],"related_works":["https://openalex.org/W1987766501","https://openalex.org/W2077991784","https://openalex.org/W2063035553","https://openalex.org/W1977046625","https://openalex.org/W1590593972","https://openalex.org/W2016873941","https://openalex.org/W2060876671","https://openalex.org/W2073566522","https://openalex.org/W2027814817","https://openalex.org/W2081351154"],"abstract_inverted_index":{"Free":[0],"induction":[1],"decay":[2],"signals":[3],"are":[4,19],"analyzed":[5],"by":[6,41],"fitting":[7],"a":[8],"model":[9,23,47],"function":[10],"directly":[11],"in":[12],"the":[13,46],"time":[14],"domain.":[15],"No":[16],"starting":[17],"values":[18],"needed":[20],"for":[21],"linear":[22],"parameters,":[24],"and":[25],"omission":[26],"of":[27,37],"corrupted":[28],"data":[29],"points":[30],"poses":[31],"no":[32],"problems.":[33],"A":[34],"significant":[35],"gain":[36],"accuracy":[38],"is":[39],"achieved":[40],"imposing":[42],"prior":[43],"knowledge":[44],"about":[45],"parameters.":[48]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":3},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":5},{"year":2016,"cited_by_count":4},{"year":2015,"cited_by_count":7},{"year":2014,"cited_by_count":8},{"year":2013,"cited_by_count":7},{"year":2012,"cited_by_count":6}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}