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128
                                                                         their
                                                                       hierarchical
                                                                         to
                                                                         proportional
                                                                       (B)
                                                                       clusters;
       K-means clusters in principal component space, with fuzzy cluster
                                                                         is
                                                                         realizations
                                                                       distinctive
                                                                         model
                                                                       four
                                                                       in
                                                                         between
                                                                       organized
                                                                         distance
                                                                       realizations
                                                                    (D)
            2
                1
                     0
                                                                  17
                                                                         The
                                                                  5
                                                                  15 22 29 10 32
                                                                         dendrogram.
                                                                       model
                        Model_2  −1  Principal component 2  Model_16  −2  2  0  −2  Principal component 1  (C)  Intelligent Digital Oil and Gas Fields gray.  in  cluster  fuzzy  with  space, component  principal  in  clusters  k-means (E) Scatterplot matrix: selected predictor variables for horizontal
                                                                  26  3
                                                                  7
                                                                  31   simulation
                                                                  8  14 28 23  of  with  clustering:
                                   Model_27
                                Model_6
         Model_15  Model_22  Model_29  Model_10 Model_32  Model_5  Model_17  Model_11  Model_20  Model_24  9  33 25 18  1  Models  structure  hierarchy  K-means
                                      Model_30
                                                                  4  13  model  (C)
                                      Model_12
         Model_3
      Model_26                                                         hierarchical (D) Voronoi diagram: spatial separation of the status of producing reservoirs.
           Model_7  Model_25    Model_4  Model_19  Model_21       27 24 30 12 21 19  response.
       Model_31          Model_33  Model_13                              simulation  and
       Model_8       Model_18  Model_1                            6    plot:  model
         Model_23  Model_9                                        16 11 20  of
            Model_28  Model_14                                    2        of   optimization;
                                       (A)    40  35  30  25  20  15  10  Distance between models (a.u.)  5  (B)  Constellation  representation  terms
                                                                       (A)  in  production
                                                                       4.10  clustering:  dissimilarity
                                                                       Fig.     well
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