{"id":"https://openalex.org/W2079096677","doi":"https://doi.org/10.1016/j.jmva.2011.07.005","title":"Confidence ellipsoids based on a general family of shrinkage estimators for a linear model with non-spherical disturbances","display_name":"Confidence ellipsoids based on a general family of shrinkage estimators for a linear model with non-spherical disturbances","publication_year":2011,"publication_date":"2011-07-26","ids":{"openalex":"https://openalex.org/W2079096677","doi":"https://doi.org/10.1016/j.jmva.2011.07.005","mag":"2079096677"},"language":"en","primary_location":{"id":"doi:10.1016/j.jmva.2011.07.005","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.jmva.2011.07.005","pdf_url":null,"source":{"id":"https://openalex.org/S133905466","display_name":"Journal of Multivariate Analysis","issn_l":"0047-259X","issn":["0047-259X","1095-7243"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Multivariate Analysis","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":null,"any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5016726252","display_name":"Anoop Chaturvedi","orcid":"https://orcid.org/0000-0002-7322-3331"},"institutions":[{"id":"https://openalex.org/I168893459","display_name":"University of Allahabad","ror":"https://ror.org/03vrx7m55","country_code":"IN","type":"education","lineage":["https://openalex.org/I168893459"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Anoop Chaturvedi","raw_affiliation_strings":["Department of Statistics, University of Allahabad, Allahabad, India","Department of Statistics , University of Allahabad , Allahabad , India"],"affiliations":[{"raw_affiliation_string":"Department of Statistics, University of Allahabad, Allahabad, India","institution_ids":["https://openalex.org/I168893459"]},{"raw_affiliation_string":"Department of Statistics , University of Allahabad , Allahabad , India","institution_ids":["https://openalex.org/I168893459"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5102132852","display_name":"Suchita Gupta","orcid":null},"institutions":[{"id":"https://openalex.org/I168893459","display_name":"University of Allahabad","ror":"https://ror.org/03vrx7m55","country_code":"IN","type":"education","lineage":["https://openalex.org/I168893459"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Suchita Gupta","raw_affiliation_strings":["Department of Statistics, University of Allahabad, Allahabad, India","Department of Statistics , University of Allahabad , Allahabad , India"],"affiliations":[{"raw_affiliation_string":"Department of Statistics, University of Allahabad, Allahabad, India","institution_ids":["https://openalex.org/I168893459"]},{"raw_affiliation_string":"Department of Statistics , University of Allahabad , Allahabad , India","institution_ids":["https://openalex.org/I168893459"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5030259543","display_name":"M. Ishaq Bhatti","orcid":"https://orcid.org/0000-0002-5027-7871"},"institutions":[{"id":"https://openalex.org/I196829312","display_name":"La Trobe University","ror":"https://ror.org/01rxfrp27","country_code":"AU","type":"education","lineage":["https://openalex.org/I196829312"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"M. Ishaq Bhatti","raw_affiliation_strings":["Department of Finance, La Trobe Business School, La Trobe University Melbourne, Australia"],"affiliations":[{"raw_affiliation_string":"Department of Finance, La Trobe Business School, La Trobe University Melbourne, Australia","institution_ids":["https://openalex.org/I196829312"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5016726252"],"corresponding_institution_ids":["https://openalex.org/I168893459"],"apc_list":{"value":3060,"currency":"USD","value_usd":3060},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.13642795,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":"104","issue":"1","first_page":"140","last_page":"158"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10136","display_name":"Statistical Methods and Inference","score":0.9851999878883362,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10136","display_name":"Statistical Methods and Inference","score":0.9851999878883362,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10968","display_name":"Statistical Distribution Estimation and Applications","score":0.9810000061988831,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10243","display_name":"Statistical Methods and Bayesian Inference","score":0.9800999760627747,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.8992537260055542},{"id":"https://openalex.org/keywords/estimator","display_name":"Estimator","score":0.8470426201820374},{"id":"https://openalex.org/keywords/ellipsoid","display_name":"Ellipsoid","score":0.8185147643089294},{"id":"https://openalex.org/keywords/confidence-region","display_name":"Confidence region","score":0.6076686382293701},{"id":"https://openalex.org/keywords/confidence-interval","display_name":"Confidence interval","score":0.5552129149436951},{"id":"https://openalex.org/keywords/applied-mathematics","display_name":"Applied mathematics","score":0.512526273727417},{"id":"https://openalex.org/keywords/mean-squared-error","display_name":"Mean squared error","score":0.4452986717224121},{"id":"https://openalex.org/keywords/linear-model","display_name":"Linear model","score":0.4272025525569916},{"id":"https://openalex.org/keywords/quadratic-equation","display_name":"Quadratic equation","score":0.426937460899353},{"id":"https://openalex.org/keywords/coverage-probability","display_name":"Coverage probability","score":0.42366737127304077},{"id":"https://openalex.org/keywords/statistics","display_name":"Statistics","score":0.42250511050224304},{"id":"https://openalex.org/keywords/linear-regression","display_name":"Linear regression","score":0.4109012484550476},{"id":"https://openalex.org/keywords/geometry","display_name":"Geometry","score":0.14216896891593933}],"concepts":[{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.8992537260055542},{"id":"https://openalex.org/C185429906","wikidata":"https://www.wikidata.org/wiki/Q1130160","display_name":"Estimator","level":2,"score":0.8470426201820374},{"id":"https://openalex.org/C57489055","wikidata":"https://www.wikidata.org/wiki/Q190046","display_name":"Ellipsoid","level":2,"score":0.8185147643089294},{"id":"https://openalex.org/C143380155","wikidata":"https://www.wikidata.org/wiki/Q5160088","display_name":"Confidence region","level":3,"score":0.6076686382293701},{"id":"https://openalex.org/C44249647","wikidata":"https://www.wikidata.org/wiki/Q208498","display_name":"Confidence interval","level":2,"score":0.5552129149436951},{"id":"https://openalex.org/C28826006","wikidata":"https://www.wikidata.org/wiki/Q33521","display_name":"Applied mathematics","level":1,"score":0.512526273727417},{"id":"https://openalex.org/C139945424","wikidata":"https://www.wikidata.org/wiki/Q1940696","display_name":"Mean squared error","level":2,"score":0.4452986717224121},{"id":"https://openalex.org/C163175372","wikidata":"https://www.wikidata.org/wiki/Q3339222","display_name":"Linear model","level":2,"score":0.4272025525569916},{"id":"https://openalex.org/C129844170","wikidata":"https://www.wikidata.org/wiki/Q41299","display_name":"Quadratic equation","level":2,"score":0.426937460899353},{"id":"https://openalex.org/C2776292839","wikidata":"https://www.wikidata.org/wiki/Q5179217","display_name":"Coverage probability","level":3,"score":0.42366737127304077},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.42250511050224304},{"id":"https://openalex.org/C48921125","wikidata":"https://www.wikidata.org/wiki/Q10861030","display_name":"Linear regression","level":2,"score":0.4109012484550476},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.14216896891593933},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1016/j.jmva.2011.07.005","is_oa":false,"landing_page_url":"https://doi.org/10.1016/j.jmva.2011.07.005","pdf_url":null,"source":{"id":"https://openalex.org/S133905466","display_name":"Journal of Multivariate Analysis","issn_l":"0047-259X","issn":["0047-259X","1095-7243"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Multivariate Analysis","raw_type":"journal-article"},{"id":"pmh:oai:RePEc:eee:jmvana:v:104:y:2012:i:1:p:140-158","is_oa":false,"landing_page_url":"http://www.sciencedirect.com/science/article/pii/S0047259X11001473","pdf_url":null,"source":{"id":"https://openalex.org/S4306401271","display_name":"RePEc: Research Papers in Economics","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I77793887","host_organization_name":"Federal Reserve Bank of St. Louis","host_organization_lineage":["https://openalex.org/I77793887"],"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":"article"},{"id":"pmh:oai:figshare.com:article/29972830","is_oa":true,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4377196282","display_name":"Figshare","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210132348","host_organization_name":"Figshare (United Kingdom)","host_organization_lineage":["https://openalex.org/I4210132348"],"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":"Journal contribution"}],"best_oa_location":{"id":"pmh:oai:figshare.com:article/29972830","is_oa":true,"landing_page_url":null,"pdf_url":null,"source":{"id":"https://openalex.org/S4377196282","display_name":"Figshare","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210132348","host_organization_name":"Figshare (United Kingdom)","host_organization_lineage":["https://openalex.org/I4210132348"],"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":"Journal contribution"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/8","display_name":"Decent work and economic growth","score":0.5799999833106995}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W23820065","https://openalex.org/W1584444527","https://openalex.org/W1598266570","https://openalex.org/W1969348870","https://openalex.org/W1972301513","https://openalex.org/W1977353080","https://openalex.org/W1979773607","https://openalex.org/W2003797191","https://openalex.org/W2031189461","https://openalex.org/W2085388426","https://openalex.org/W2119031162","https://openalex.org/W2332156311","https://openalex.org/W2740561433","https://openalex.org/W3122588465","https://openalex.org/W6634927326","https://openalex.org/W6635777585"],"related_works":["https://openalex.org/W2032077494","https://openalex.org/W2160968851","https://openalex.org/W2121620881","https://openalex.org/W3153556886","https://openalex.org/W2575795810","https://openalex.org/W2016092528","https://openalex.org/W2099093790","https://openalex.org/W1590833474","https://openalex.org/W2175981668","https://openalex.org/W3150039345"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1}],"updated_date":"2026-04-05T17:49:38.594831","created_date":"2025-10-10T00:00:00"}
