Options: -K 1 -W 0 -A "weka.core.neighboursearch.LinearNNSearch -A "weka.core.EuclideanDistance -R first-last"" 

=== Classifier model (full training set) ===

IB1 instance-based classifier
using 1 nearest neighbour(s) for classification


Time taken to build model: 0.92 seconds

Time taken to test model on training data: 1.17 seconds

=== Error on training data ===

Correctly Classified Instances          40              100      %
Incorrectly Classified Instances         0                0      %
Kappa statistic                          1     
Mean absolute error                      0.0238
Root mean squared error                  0.0238
Relative absolute error                  6.689  %
Root relative squared error              5.699  %
Total Number of Instances               40     


=== Detailed Accuracy By Class ===

                 TP Rate  FP Rate  Precision  Recall   F-Measure  MCC      ROC Area  PRC Area  Class
                 1,000    0,000    1,000      1,000    1,000      1,000    1,000     1,000     normal
                 1,000    0,000    1,000      1,000    1,000      1,000    1,000     1,000     nasopharyngeal_carcinoma
Weighted Avg.    1,000    0,000    1,000      1,000    1,000      1,000    1,000     1,000     


=== Confusion Matrix ===

  a  b   <-- classified as
  9  0 |  a = normal
  0 31 |  b = nasopharyngeal_carcinoma

Time taken to perform cross-validation: 1.23 seconds


=== Stratified cross-validation ===

Correctly Classified Instances          37               92.5    %
Incorrectly Classified Instances         3                7.5    %
Kappa statistic                          0.8077
Mean absolute error                      0.1046
Root mean squared error                  0.2662
Relative absolute error                 29.0853 %
Root relative squared error             63.6643 %
Total Number of Instances               40     


=== Detailed Accuracy By Class ===

                 TP Rate  FP Rate  Precision  Recall   F-Measure  MCC      ROC Area  PRC Area  Class
                 1,000    0,097    0,750      1,000    0,857      0,823    0,984     0,917     normal
                 0,903    0,000    1,000      0,903    0,949      0,823    0,984     0,991     nasopharyngeal_carcinoma
Weighted Avg.    0,925    0,022    0,944      0,925    0,928      0,823    0,984     0,975     


=== Confusion Matrix ===

  a  b   <-- classified as
  9  0 |  a = normal
  3 28 |  b = nasopharyngeal_carcinoma