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Access Rights$uhttp://purl.org/coar/access_right/c_abf2</field><field name="category">rfc5646:en</field><field name="category.top">rfc5646:en</field><field name="allMeta">Englisch</field><field name="allMeta">English</field><field name="allMeta">eng</field><field name="allMeta">eng</field><field name="mods.title">Improved imbalanced classification through convex space learning</field><field name="mods.title.main">Improved imbalanced classification through convex space learning</field><field name="mods.title.subtitle"></field><field name="mods.nameIdentifier">gnd:1252250940</field><field name="mods.nameIdentifier">gnd:133515931</field><field name="mods.nameIdentifier">orcid:0000-0001-6105-2937</field><field name="mods.nameIdentifier">gnd:38329-6</field><field name="mods.nameIdentifier">gnd:10085032-7</field><field name="mods.nameIdentifier.top">gnd:1252250940</field><field name="mods.nameIdentifier.top">gnd:133515931</field><field name="mods.nameIdentifier.top">orcid:0000-0001-6105-2937</field><field name="mods.nameIdentifier.top">gnd:38329-6</field><field name="mods.nameIdentifier.top">gnd:10085032-7</field><doc><field name="id">rosdok_disshab_0000002699-d55301e52</field><field name="mods.nameIdentifier">gnd:1252250940</field><field name="mods.name">Saptarshi Bej</field><field name="mods.name.top">Saptarshi Bej</field></doc><doc><field name="id">rosdok_disshab_0000002699-d55301e66</field><field name="mods.nameIdentifier">gnd:133515931</field><field name="mods.nameIdentifier">orcid:0000-0001-6105-2937</field><field name="mods.name">Olaf Wolkenhauer</field><field name="mods.name.top">Olaf Wolkenhauer</field></doc><doc><field name="id">rosdok_disshab_0000002699-d55301e83</field><field name="mods.name">Jan Baumbach</field><field name="mods.name.top">Jan Baumbach</field></doc><doc><field name="id">rosdok_disshab_0000002699-d55301e94</field><field name="mods.name">Carsten Ullrich</field><field name="mods.name.top">Carsten Ullrich</field></doc><doc><field name="id">rosdok_disshab_0000002699-d55301e106</field><field name="mods.nameIdentifier">gnd:38329-6</field><field name="mods.name">Universität Rostock</field><field name="mods.name.top">Universität Rostock</field></doc><doc><field name="id">rosdok_disshab_0000002699-d55301e117</field><field name="mods.nameIdentifier">gnd:10085032-7</field><field name="mods.name">Universität Rostock Fakultät für Informatik und Elektrotechnik</field><field name="mods.name.top">Universität Rostock Fakultät für Informatik und Elektrotechnik</field></doc><field name="mods.name">Saptarshi Bej</field><field name="mods.name">Olaf Wolkenhauer</field><field name="mods.name">Jan Baumbach</field><field name="mods.name">Carsten Ullrich</field><field name="mods.name">Universität Rostock</field><field name="mods.name">Universität Rostock Fakultät für Informatik und Elektrotechnik</field><field name="mods.name.top">Saptarshi Bej</field><field name="mods.name.top">Olaf Wolkenhauer</field><field name="mods.name.top">Jan Baumbach</field><field name="mods.name.top">Carsten Ullrich</field><field name="mods.name.top">Universität Rostock</field><field name="mods.name.top">Universität Rostock Fakultät für Informatik und Elektrotechnik</field><field name="mods.author">Saptarshi Bej</field><field name="mods.place">Rostock</field><field name="mods.publisher">Universität Rostock</field><field name="mods.genre">epub.dissertation</field><field name="mods.identifier">http://purl.uni-rostock.de/rosdok/id00003503</field><field name="mods.identifier">urn:nbn:de:gbv:28-rosdok_id00003503-0</field><field name="mods.identifier">10.18453/rosdok_id00003503</field><field name="mods.subject">Maschinelles Lernen</field><field name="mods.subject">Oversampling</field><field name="mods.abstract">Imbalanced datasets for classification problems, characterised by unequal distribution of samples, are abundant in practical scenarios. Oversampling algorithms generate synthetic data to enrich classification performance for such datasets. In this thesis, I discuss two algorithms LoRAS &amp; ProWRAS, improving on the state-of-the-art as shown through rigorous benchmarking on publicly available datasets. A biological application for detection of rare cell-types from single-cell transcriptomics data is also discussed. The thesis also provides a better theoretical understanding behind oversampling.</field><field name="mods.dateIssued">2021</field><field name="mods.yearIssued">2021</field><field name="mods.note.other">Enthält Poster</field><field name="mods.note.referee">Olaf Wolkenhauer (Universität Rostock) ; Jan Baumbach (Universität Hamburg) ; Carsten Ullrich (Steinbeis Hochschule, CENTOGENE GmbH)</field><field name="mods.note.personal_details">[{"affil":"Universität Rostock","name":"Wolkenhauer, Olaf"},{"affil":"Universität Hamburg","name":"Baumbach, Jan"},{"affil":"Steinbeis Hochschule, CENTOGENE GmbH","name":"Ullrich, Carsten"}]</field><field name="mods.note.statement of responsibility">vorgelegt von Saptarshi Bej</field><field name="mods.type">epub.dissertation</field><field name="search_result_link_text">1
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        rosdok/id000035031793373833Oau2022-02-212023-08-05T19:19:28ZrdaConverted from PICA to MODS using Pica2Mods XSLT Transformer 2.7 [SCM: "0c0e7a3c226a4a0cbcbec39b493c3c5257339ab8" "v2.7" "2023-08-04T00:00:00+0200"] with mode 'DEFAULT'.DissertationHochschulschriftImproved imbalanced classification through convex space learningImbalanced datasets for classification problems, characterised by unequal distribution of samples, are abundant in practical scenarios. Oversampling algorithms generate synthetic data to enrich classification performance for such datasets. In this thesis, I discuss two algorithms LoRAS &amp; ProWRAS, improving on the state-of-the-art as shown through rigorous benchmarking on publicly available datasets. A biological application for detection of rare cell-types from single-cell transcriptomics data is also discussed. The thesis also provides a better theoretical understanding behind oversampling.SaptarshiBej1991 -VerfasserInaut1252250940OlafWolkenhauer1966 -AkademischeR BetreuerIndgs1335159310000-0001-6105-2937Universität RostockJanBaumbachAkademischeR BetreuerIndgsUniversität HamburgCarstenUllrichAkademischeR BetreuerIndgsSteinbeis Hochschule, CENTOGENE GmbH38329-6Universität Rostock1419 -Grad-verleihende Institutiondgg10085032-7Universität RostockFakultät für Informatik und Elektrotechnik2004 -Grad-verleihende Institutiondgghttp://purl.uni-rostock.de/rosdok/id00003503urn:nbn:de:gbv:28-rosdok_id00003503-010.18453/rosdok_id00003503000 Allgemeines, Wissenschaft004 InformatikFakultät für Informatik und ElektrotechnikCC BY-NC-SA 4.0Nutzungsrechte erteiltLizenz Metadaten: CC0frei zugänglich (Open Access)en2021Universität RostockRostockmonographic202120212022Universitätsbibliothek RostockRostock2022Universitätsbibliothek Rostockhttp://purl.uni-rostock.de/rosdok/id00003503Enthält PosterOlaf Wolkenhauer (Universität Rostock) ; Jan Baumbach (Universität Hamburg) ; Carsten Ullrich (Steinbeis Hochschule, CENTOGENE GmbH)[{"affil":"Universität Rostock","name":"Wolkenhauer, Olaf"},{"affil":"Universität Hamburg","name":"Baumbach, Jan"},{"affil":"Steinbeis Hochschule, CENTOGENE GmbH","name":"Ullrich, Carsten"}]vorgelegt von Saptarshi BejMaschinelles LernenOversampling
              
                Universität Rostock
                Wolkenhauer, Olaf
              
              
                Universität Hamburg
                Baumbach, Jan
              
              
                Steinbeis Hochschule, CENTOGENE GmbH
                Ullrich, Carsten
              
            
      
    
  
  
    
      2022-02-21T07:44:14.690Z
      2023-08-08T10:13:54.402Z
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      administrator</field><field name="derivateLabel">fulltext</field><field name="ir.pdffulltext_url">file/rosdok_disshab_0000002699/rosdok_derivate_0000111956/Bej_Dissertation_2022.pdf</field><field name="mods.title">Improved imbalanced classification through convex space learning</field><field name="mods.title.main">Improved imbalanced classification through convex space learning</field><field name="mods.title.subtitle"></field><field name="mods.nameIdentifier">gnd:1252250940</field><field name="mods.nameIdentifier">gnd:133515931</field><field name="mods.nameIdentifier">orcid:0000-0001-6105-2937</field><field name="mods.nameIdentifier">gnd:38329-6</field><field name="mods.nameIdentifier">gnd:10085032-7</field><field name="mods.nameIdentifier.top">gnd:1252250940</field><field name="mods.nameIdentifier.top">gnd:133515931</field><field name="mods.nameIdentifier.top">orcid:0000-0001-6105-2937</field><field name="mods.nameIdentifier.top">gnd:38329-6</field><field name="mods.nameIdentifier.top">gnd:10085032-7</field><doc><field name="id">rosdok_disshab_0000002699-d55301e52</field><field name="mods.nameIdentifier">gnd:1252250940</field><field name="mods.name">Saptarshi Bej</field><field name="mods.name.top">Saptarshi Bej</field></doc><doc><field name="id">rosdok_disshab_0000002699-d55301e66</field><field name="mods.nameIdentifier">gnd:133515931</field><field name="mods.nameIdentifier">orcid:0000-0001-6105-2937</field><field name="mods.name">Olaf Wolkenhauer</field><field name="mods.name.top">Olaf Wolkenhauer</field></doc><doc><field name="id">rosdok_disshab_0000002699-d55301e83</field><field name="mods.name">Jan Baumbach</field><field name="mods.name.top">Jan Baumbach</field></doc><doc><field name="id">rosdok_disshab_0000002699-d55301e94</field><field name="mods.name">Carsten Ullrich</field><field name="mods.name.top">Carsten Ullrich</field></doc><doc><field name="id">rosdok_disshab_0000002699-d55301e106</field><field name="mods.nameIdentifier">gnd:38329-6</field><field name="mods.name">Universität Rostock</field><field name="mods.name.top">Universität Rostock</field></doc><doc><field name="id">rosdok_disshab_0000002699-d55301e117</field><field name="mods.nameIdentifier">gnd:10085032-7</field><field name="mods.name">Universität Rostock Fakultät für Informatik und Elektrotechnik</field><field name="mods.name.top">Universität Rostock Fakultät für Informatik und Elektrotechnik</field></doc><field name="mods.name">Saptarshi Bej</field><field name="mods.name">Olaf Wolkenhauer</field><field name="mods.name">Jan Baumbach</field><field name="mods.name">Carsten Ullrich</field><field name="mods.name">Universität Rostock</field><field name="mods.name">Universität Rostock Fakultät für Informatik und Elektrotechnik</field><field name="mods.name.top">Saptarshi Bej</field><field name="mods.name.top">Olaf Wolkenhauer</field><field name="mods.name.top">Jan Baumbach</field><field name="mods.name.top">Carsten Ullrich</field><field name="mods.name.top">Universität Rostock</field><field name="mods.name.top">Universität Rostock Fakultät für Informatik und Elektrotechnik</field><field name="mods.author">Saptarshi Bej</field><field name="mods.place">Rostock</field><field name="mods.publisher">Universität Rostock</field><field name="mods.genre">epub.dissertation</field><field name="mods.identifier">http://purl.uni-rostock.de/rosdok/id00003503</field><field name="mods.identifier">urn:nbn:de:gbv:28-rosdok_id00003503-0</field><field name="mods.identifier">10.18453/rosdok_id00003503</field><field name="mods.subject">Maschinelles Lernen</field><field name="mods.subject">Oversampling</field><field name="mods.abstract">Imbalanced datasets for classification problems, characterised by unequal distribution of samples, are abundant in practical scenarios. Oversampling algorithms generate synthetic data to enrich classification performance for such datasets. In this thesis, I discuss two algorithms LoRAS &amp; ProWRAS, improving on the state-of-the-art as shown through rigorous benchmarking on publicly available datasets. A biological application for detection of rare cell-types from single-cell transcriptomics data is also discussed. The thesis also provides a better theoretical understanding behind oversampling.</field><field name="mods.dateIssued">2021</field><field name="mods.yearIssued">2021</field><field name="mods.note.other">Enthält Poster</field><field name="mods.note.referee">Olaf Wolkenhauer (Universität Rostock) ; Jan Baumbach (Universität Hamburg) ; Carsten Ullrich (Steinbeis Hochschule, CENTOGENE GmbH)</field><field name="mods.note.personal_details">[{"affil":"Universität Rostock","name":"Wolkenhauer, Olaf"},{"affil":"Universität Hamburg","name":"Baumbach, Jan"},{"affil":"Steinbeis Hochschule, CENTOGENE GmbH","name":"Ullrich, Carsten"}]</field><field name="mods.note.statement of responsibility">vorgelegt von Saptarshi Bej</field><field name="ir.identifier">[xslt]Saxon</field><field name="recordIdentifier">rosdok/id00003503</field><field name="purl">https://purl.uni-rostock.de/rosdok/id00003503</field><field name="ppn">1793373833</field><field name="doi">10.18453/rosdok_id00003503</field><field name="urn">urn:nbn:de:gbv:28-rosdok_id00003503-0</field><field name="ir.creator.result">Saptarshi Bej</field><field name="ir.creator.sort">Bej Saptarshi</field><field name="ir.title.result">Improved imbalanced classification through convex space learning</field><field name="ir.doctype.result">Dissertation</field><field name="ir.doctype_en.result">doctoral thesis</field><field name="ir.originInfo.result">Universität Rostock, 2021</field><field name="ir.abstract300.result">Imbalanced datasets for classification problems, characterised by unequal distribution of samples, are abundant in practical scenarios. Oversampling algorithms generate synthetic data to enrich classification performance for such datasets. In this thesis, I discuss two algorithms LoRAS &amp; ProWRAS,…</field><field name="ir.creator_all">Saptarshi Bej</field><field name="ir.title_all">Improved imbalanced classification through convex space learning</field><field name="ir.location_all">Universitätsbibliothek Rostock</field><field name="ir.location_all">http://purl.uni-rostock.de/rosdok/id00003503</field><field name="ir.creator_all">Saptarshi</field><field name="ir.creator_all">Bej</field><field name="ir.creator_all">1991 -</field><field name="ir.creator_all"></field><field name="ir.creator_all">VerfasserIn</field><field name="ir.creator_all">aut</field><field name="ir.creator_all">1252250940</field><field name="ir.creator_all">Olaf</field><field name="ir.creator_all">Wolkenhauer</field><field name="ir.creator_all">1966 -</field><field name="ir.creator_all"></field><field name="ir.creator_all">AkademischeR BetreuerIn</field><field name="ir.creator_all">dgs</field><field name="ir.creator_all">133515931</field><field name="ir.creator_all">0000-0001-6105-2937</field><field name="ir.creator_all">Universität Rostock</field><field name="ir.creator_all">Jan</field><field name="ir.creator_all">Baumbach</field><field name="ir.creator_all"></field><field name="ir.creator_all">AkademischeR BetreuerIn</field><field name="ir.creator_all">dgs</field><field name="ir.creator_all">Universität Hamburg</field><field name="ir.creator_all">Carsten</field><field name="ir.creator_all">Ullrich</field><field name="ir.creator_all"></field><field name="ir.creator_all">AkademischeR BetreuerIn</field><field name="ir.creator_all">dgs</field><field name="ir.creator_all">Steinbeis Hochschule, CENTOGENE GmbH</field><field name="ir.creator_all">38329-6</field><field name="ir.creator_all">Universität Rostock</field><field name="ir.creator_all">1419 -</field><field name="ir.creator_all"></field><field name="ir.creator_all">Grad-verleihende Institution</field><field name="ir.creator_all">dgg</field><field name="ir.creator_all">10085032-7</field><field name="ir.creator_all">Universität Rostock</field><field name="ir.creator_all">Fakultät für Informatik und Elektrotechnik</field><field name="ir.creator_all">2004 -</field><field name="ir.creator_all"></field><field name="ir.creator_all">Grad-verleihende Institution</field><field name="ir.creator_all">dgg</field><field name="ir.identifier">[purl]http://purl.uni-rostock.de/rosdok/id00003503</field><field name="ir.identifier">[urn]urn:nbn:de:gbv:28-rosdok_id00003503-0</field><field name="ir.identifier">[doi]10.18453/rosdok_id00003503</field><field name="ir.oai.setspec.open_access">open_access</field><field name="ir.pubyear_start">2021</field><field name="ir.pubyear_end">2021</field><field name="ir.epoch_class.facet">epoch:21th_century</field><field name="ir.language_class.facet">rfc5646:en</field><field name="ir.doctype_class.facet">doctype:epub.dissertation</field><field name="ir.accesscondition_class.facet">accesscondition:openaccess</field><field name="ir.sdnb_class.facet">SDNB:000</field><field name="ir.sdnb_class.facet">SDNB:004</field><field name="ir.institution_class.facet">institution:unirostock.ief</field><field name="ir.state_class.facet">state:published</field></doc></add>