Essec\Faculty\Model\Contribution {#2233
  #_index: "academ_contributions"
  #_id: "13898"
  #_source: array:26 [
    "id" => "13898"
    "slug" => "an-oracle-inequality-for-quasi-bayesian-nonnegative-matrix-factorization"
    "yearMonth" => "2017-01"
    "year" => "2017"
    "title" => "An oracle inequality for quasi-Bayesian nonnegative matrix factorization"
    "description" => "ALQUIER, P. et GUEDJ, B. (2017). An oracle inequality for quasi-Bayesian nonnegative matrix factorization. <i>Mathematical Methods of Statistics</i>, 26(1), pp. 55-67."
    "authors" => array:2 [
      0 => array:3 [
        "name" => "ALQUIER Pierre"
        "bid" => "B00809923"
        "slug" => "alquier-pierre"
      ]
      1 => array:1 [
        "name" => "GUEDJ B."
      ]
    ]
    "ouvrage" => ""
    "keywords" => []
    "updatedAt" => "2023-03-22 09:53:05"
    "publicationUrl" => "https://link.springer.com/article/10.3103/S1066530717010045"
    "publicationInfo" => array:3 [
      "pages" => "55-67"
      "volume" => "26"
      "number" => "1"
    ]
    "type" => array:2 [
      "fr" => "Articles"
      "en" => "Journal articles"
    ]
    "support_type" => array:2 [
      "fr" => "Revue scientifique"
      "en" => "Scientific journal"
    ]
    "countries" => array:2 [
      "fr" => null
      "en" => null
    ]
    "abstract" => array:2 [
      "fr" => "The aim of this paper is to provide some theoretical understanding of quasi-Bayesian aggregation methods of nonnegative matrix factorization. We derive an oracle inequality for an aggregated estimator. This result holds for a very general class of prior distributions and shows how the prior affects the rate of convergence."
      "en" => "The aim of this paper is to provide some theoretical understanding of quasi-Bayesian aggregation methods of nonnegative matrix factorization. We derive an oracle inequality for an aggregated estimator. This result holds for a very general class of prior distributions and shows how the prior affects the rate of convergence."
    ]
    "authors_fields" => array:2 [
      "fr" => "Systèmes d'Information, Data Analytics et Opérations"
      "en" => "Information Systems, Data Analytics and Operations"
    ]
    "indexedAt" => "2024-12-21T16:21:43.000Z"
    "docTitle" => "An oracle inequality for quasi-Bayesian nonnegative matrix factorization"
    "docSurtitle" => "Articles"
    "authorNames" => "<a href="/cv/alquier-pierre">ALQUIER Pierre</a>, GUEDJ B."
    "docDescription" => "<span class="document-property-authors">ALQUIER Pierre, GUEDJ B.</span><br><span class="document-property-authors_fields">Systèmes d'Information, Data Analytics et Opérations</span> | <span class="document-property-year">2017</span>"
    "keywordList" => ""
    "docPreview" => "<b>An oracle inequality for quasi-Bayesian nonnegative matrix factorization</b><br><span>2017-01 | Articles </span>"
    "docType" => "research"
    "publicationLink" => "<a href="https://link.springer.com/article/10.3103/S1066530717010045" target="_blank">An oracle inequality for quasi-Bayesian nonnegative matrix factorization</a>"
  ]
  +lang: "fr"
  +"_type": "_doc"
  +"_score": 8.758286
  +"parent": null
}