{"id":"https://openalex.org/W2736353427","doi":"https://doi.org/10.3390/jimaging3030028","title":"Assessment of Geometric Distortion in Six Clinical Scanners Using a 3D-Printed Grid Phantom","display_name":"Assessment of Geometric Distortion in Six Clinical Scanners Using a 3D-Printed Grid Phantom","publication_year":2017,"publication_date":"2017-07-18","ids":{"openalex":"https://openalex.org/W2736353427","doi":"https://doi.org/10.3390/jimaging3030028","mag":"2736353427"},"language":"en","primary_location":{"id":"doi:10.3390/jimaging3030028","is_oa":true,"landing_page_url":"https://doi.org/10.3390/jimaging3030028","pdf_url":"https://www.mdpi.com/2313-433X/3/3/28/pdf?version=1500386625","source":{"id":"https://openalex.org/S2736465063","display_name":"Journal of Imaging","issn_l":"2313-433X","issn":["2313-433X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Imaging","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2313-433X/3/3/28/pdf?version=1500386625","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5028301634","display_name":"Maysam Jafar","orcid":null},"institutions":[{"id":"https://openalex.org/I225661044","display_name":"Barts Health NHS Trust","ror":"https://ror.org/00b31g692","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I225661044"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Maysam Jafar","raw_affiliation_strings":["Clinical Physics, Barts Health NHS Trust, London EC1A 7BE, UK"],"affiliations":[{"raw_affiliation_string":"Clinical Physics, Barts Health NHS Trust, London EC1A 7BE, UK","institution_ids":["https://openalex.org/I225661044"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003500006","display_name":"Yassir Jafar","orcid":null},"institutions":[{"id":"https://openalex.org/I225661044","display_name":"Barts Health NHS Trust","ror":"https://ror.org/00b31g692","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I225661044"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Yassir Jafar","raw_affiliation_strings":["Clinical Physics, Barts Health NHS Trust, London EC1A 7BE, UK"],"affiliations":[{"raw_affiliation_string":"Clinical Physics, Barts Health NHS Trust, London EC1A 7BE, UK","institution_ids":["https://openalex.org/I225661044"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101412151","display_name":"Christopher Dean","orcid":"https://orcid.org/0000-0002-2310-7025"},"institutions":[{"id":"https://openalex.org/I225661044","display_name":"Barts Health NHS Trust","ror":"https://ror.org/00b31g692","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I225661044"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Christopher Dean","raw_affiliation_strings":["Clinical Physics, Barts Health NHS Trust, London EC1A 7BE, UK"],"affiliations":[{"raw_affiliation_string":"Clinical Physics, Barts Health NHS Trust, London EC1A 7BE, UK","institution_ids":["https://openalex.org/I225661044"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5044549386","display_name":"Marc E. Miquel","orcid":"https://orcid.org/0000-0003-2209-2076"},"institutions":[{"id":"https://openalex.org/I225661044","display_name":"Barts Health NHS Trust","ror":"https://ror.org/00b31g692","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I225661044"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"Marc Miquel","raw_affiliation_strings":["Clinical Physics, Barts Health NHS Trust, London EC1A 7BE, UK"],"affiliations":[{"raw_affiliation_string":"Clinical Physics, Barts Health NHS Trust, London EC1A 7BE, UK","institution_ids":["https://openalex.org/I225661044"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5044549386"],"corresponding_institution_ids":["https://openalex.org/I225661044"],"apc_list":{"value":1600,"currency":"CHF","value_usd":1732},"apc_paid":{"value":1600,"currency":"CHF","value_usd":1732},"fwci":2.0829,"has_fulltext":true,"cited_by_count":22,"citation_normalized_percentile":{"value":0.86609601,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"3","issue":"3","first_page":"28","last_page":"28"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10378","display_name":"Advanced MRI Techniques and Applications","score":1.0,"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":1.0,"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/T10522","display_name":"Medical Imaging Techniques and Applications","score":0.9995999932289124,"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/T12386","display_name":"Advanced X-ray and CT Imaging","score":0.9994999766349792,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/imaging-phantom","display_name":"Imaging phantom","score":0.8855079412460327},{"id":"https://openalex.org/keywords/distortion","display_name":"Distortion (music)","score":0.6309898495674133},{"id":"https://openalex.org/keywords/intersection","display_name":"Intersection (aeronautics)","score":0.5875581502914429},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4817790687084198},{"id":"https://openalex.org/keywords/grid","display_name":"Grid","score":0.4524305462837219},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.43014079332351685},{"id":"https://openalex.org/keywords/magnetic-resonance-imaging","display_name":"Magnetic resonance imaging","score":0.42693910002708435},{"id":"https://openalex.org/keywords/computer-vision","display_name":"Computer vision","score":0.3756653070449829},{"id":"https://openalex.org/keywords/nuclear-medicine","display_name":"Nuclear medicine","score":0.3294239640235901},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.30510419607162476},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.2729083299636841},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.2557760179042816},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.20947760343551636},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.135461688041687},{"id":"https://openalex.org/keywords/radiology","display_name":"Radiology","score":0.10716667771339417}],"concepts":[{"id":"https://openalex.org/C104293457","wikidata":"https://www.wikidata.org/wiki/Q28324852","display_name":"Imaging phantom","level":2,"score":0.8855079412460327},{"id":"https://openalex.org/C126780896","wikidata":"https://www.wikidata.org/wiki/Q899871","display_name":"Distortion (music)","level":4,"score":0.6309898495674133},{"id":"https://openalex.org/C64543145","wikidata":"https://www.wikidata.org/wiki/Q162942","display_name":"Intersection (aeronautics)","level":2,"score":0.5875581502914429},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4817790687084198},{"id":"https://openalex.org/C187691185","wikidata":"https://www.wikidata.org/wiki/Q2020720","display_name":"Grid","level":2,"score":0.4524305462837219},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.43014079332351685},{"id":"https://openalex.org/C143409427","wikidata":"https://www.wikidata.org/wiki/Q161238","display_name":"Magnetic resonance imaging","level":2,"score":0.42693910002708435},{"id":"https://openalex.org/C31972630","wikidata":"https://www.wikidata.org/wiki/Q844240","display_name":"Computer vision","level":1,"score":0.3756653070449829},{"id":"https://openalex.org/C2989005","wikidata":"https://www.wikidata.org/wiki/Q214963","display_name":"Nuclear medicine","level":1,"score":0.3294239640235901},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.30510419607162476},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.2729083299636841},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.2557760179042816},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.20947760343551636},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.135461688041687},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.10716667771339417},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.0},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0},{"id":"https://openalex.org/C2776257435","wikidata":"https://www.wikidata.org/wiki/Q1576430","display_name":"Bandwidth (computing)","level":2,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.3390/jimaging3030028","is_oa":true,"landing_page_url":"https://doi.org/10.3390/jimaging3030028","pdf_url":"https://www.mdpi.com/2313-433X/3/3/28/pdf?version=1500386625","source":{"id":"https://openalex.org/S2736465063","display_name":"Journal of Imaging","issn_l":"2313-433X","issn":["2313-433X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Imaging","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:d68a5d94e5d0482ea07a709fd56e0bfc","is_oa":true,"landing_page_url":"https://doaj.org/article/d68a5d94e5d0482ea07a709fd56e0bfc","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Journal of Imaging, Vol 3, Iss 3, p 28 (2017)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.3390/jimaging3030028","is_oa":true,"landing_page_url":"https://doi.org/10.3390/jimaging3030028","pdf_url":"https://www.mdpi.com/2313-433X/3/3/28/pdf?version=1500386625","source":{"id":"https://openalex.org/S2736465063","display_name":"Journal of Imaging","issn_l":"2313-433X","issn":["2313-433X"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Imaging","raw_type":"journal-article"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2736353427.pdf","grobid_xml":"https://content.openalex.org/works/W2736353427.grobid-xml"},"referenced_works_count":24,"referenced_works":["https://openalex.org/W1979021194","https://openalex.org/W1980886387","https://openalex.org/W1984069322","https://openalex.org/W1995647653","https://openalex.org/W1996802797","https://openalex.org/W2000489724","https://openalex.org/W2001353639","https://openalex.org/W2004129624","https://openalex.org/W2007238980","https://openalex.org/W2018233971","https://openalex.org/W2018834554","https://openalex.org/W2041165932","https://openalex.org/W2051511439","https://openalex.org/W2091444006","https://openalex.org/W2124405876","https://openalex.org/W2139940714","https://openalex.org/W2143425433","https://openalex.org/W2157840858","https://openalex.org/W2171447090","https://openalex.org/W2568820201","https://openalex.org/W4242477938","https://openalex.org/W4253999777","https://openalex.org/W6650569090","https://openalex.org/W6680834579"],"related_works":["https://openalex.org/W2417440389","https://openalex.org/W4385556839","https://openalex.org/W4378746257","https://openalex.org/W2734382758","https://openalex.org/W2109481748","https://openalex.org/W2381719890","https://openalex.org/W4206096448","https://openalex.org/W275168305","https://openalex.org/W3012722377","https://openalex.org/W2887679736"],"abstract_inverted_index":{"A":[0],"cost-effective":[1],"regularly":[2],"structured":[3],"three-dimensional":[4],"(3D)":[5],"printed":[6],"grid":[7],"phantom":[8,22],"was":[9,96],"developed":[10],"to":[11,113],"enable":[12],"the":[13,33,48,106,134,137,145,148],"quantification":[14],"of":[15,35,50,136,147],"machine-related":[16],"magnetic":[17,149],"resonance":[18],"(MR)":[19],"distortion.":[20],"This":[21],"contains":[23],"reference":[24],"features,":[25],"\u201cpoint-like\u201d":[26],"objects,":[27],"or":[28],"vertices,":[29],"which":[30],"resulted":[31],"from":[32,110],"intersection":[34],"mesh":[36],"edges":[37,146],"in":[38,53,93,118],"3D":[39,41],"space.":[40],"distortions":[42],"maps":[43],"were":[44],"computed":[45],"by":[46],"comparing":[47],"locations":[49],"corresponding":[51],"features":[52],"both":[54,74],"MR":[55,91],"and":[56,77],"computer":[57],"tomography":[58],"(CT)":[59],"data":[60],"sets":[61],"using":[62],"normalized":[63],"cross":[64],"correlation.":[65],"Results":[66],"are":[67],"reported":[68],"for":[69,89,105],"six":[70,107],"MRI":[71,129],"scanners":[72,108],"at":[73],"1.5":[75],"T":[76,79],"3.0":[78],"field":[80,138],"strengths":[81],"within":[82],"our":[83],"institution.":[84],"Mean":[85],"Euclidean":[86],"distance":[87],"error":[88,104],"all":[90],"volumes":[92],"this":[94,119],"study,":[95],"less":[97],"than":[98],"2":[99],"mm.":[100,115],"The":[101,116],"maximum":[102],"detected":[103],"ranged":[109],"2.4":[111],"mm":[112],"6.9":[114],"conclusions":[117],"study":[120],"agree":[121],"well":[122],"with":[123],"previous":[124],"studies":[125],"that":[126,128],"indicated":[127],"is":[130,140],"quite":[131],"accurate":[132],"near":[133],"centre":[135],"but":[139],"more":[141],"spatially":[142],"inaccurate":[143],"toward":[144],"field.":[150]},"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":6},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":7},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2017-07-31T00:00:00"}