Analiza


=== Run information ===

Scheme: weka.classifiers.trees.J48 -U -M 2
Relation: test
Instances: 800
Attributes: 20
account_status
duration
credit_history
purpose
credit_amount
savings
employment_since
installment_percent
status_sex
other_debtors
residence
property
age
other_installment
housing
number_of_credits_in_this_bank
job
people_lialable
telephone
foreign_worker
Test mode: user supplied test set: size unknown (reading incrementally)

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

J48 unpruned tree
------------------

duration <= 10
| duration <= 9
| | telephone = A191
| | | purpose = A40
| | | | account_status = A11
| | | | | employment_since = A71: A201 (0.0)
| | | | | employment_since = A72: A201 (2.0/1.0)
| | | | | employment_since = A73: A201 (1.0)
| | | | | employment_since = A74: A202 (2.0)
| | | | | employment_since = A75: A201 (1.0)
| | | | account_status = A12: A201 (4.0)
| | | | account_status = A13: A202 (2.0)
| | | | account_status = A14
| | | | | credit_history = A30: A202 (1.0)
| | | | | credit_history = A31: A201 (1.0)
| | | | | credit_history = A32: A201 (2.0)
| | | | | credit_history = A33: A201 (0.0)
| | | | | credit_history = A34: A201 (6.0)
| | | purpose = A41: A201 (1.0)
| | | purpose = A42: A201 (10.0)
| | | purpose = A43: A201 (36.0/1.0)
| | | purpose = A44: A201 (2.0)
| | | purpose = A45: A201 (1.0)
| | | purpose = A46: A201 (6.0)
| | | purpose = A47: A201 (0.0)
| | | purpose = A48: A201 (0.0)
| | | purpose = A49: A201 (2.0)
| | | purpose = A410: A201 (0.0)
| | telephone = A192: A201 (36.0)
| duration > 9
| | account_status = A11: A202 (3.0/1.0)
| | account_status = A12: A201 (1.0)
| | account_status = A13: A201 (5.0)
| | account_status = A14
| | | purpose = A40: A202 (5.0/1.0)
| | | purpose = A41: A201 (1.0)
| | | purpose = A42: A201 (2.0/1.0)
| | | purpose = A43: A202 (1.0)
| | | purpose = A44: A202 (0.0)
| | | purpose = A45: A202 (0.0)
| | | purpose = A46: A201 (1.0)
| | | purpose = A47: A202 (0.0)
| | | purpose = A48: A202 (0.0)
| | | purpose = A49: A202 (0.0)
| | | purpose = A410: A202 (0.0)
duration > 10
| other_debtors = A101
| | property = A121: A201 (135.0/3.0)
| | property = A122
| | | purpose = A40: A201 (27.0/3.0)
| | | purpose = A41
| | | | savings = A61: A201 (4.0)
| | | | savings = A62: A201 (1.0)
| | | | savings = A63: A201 (0.0)
| | | | savings = A64: A202 (1.0)
| | | | savings = A65: A201 (7.0)
| | | purpose = A42: A201 (37.0/2.0)
| | | purpose = A43: A201 (27.0)
| | | purpose = A44: A201 (2.0)
| | | purpose = A45: A201 (1.0)
| | | purpose = A46: A201 (5.0)
| | | purpose = A47: A201 (0.0)
| | | purpose = A48: A201 (2.0)
| | | purpose = A49: A201 (16.0)
| | | purpose = A410: A202 (1.0)
| | property = A123: A201 (243.0)
| | property = A124: A201 (100.0)
| other_debtors = A102: A201 (27.0/2.0)
| other_debtors = A103
| | telephone = A191
| | | other_installment = A141
| | | | credit_amount <= 2186: A201 (2.0)
| | | | credit_amount > 2186: A202 (2.0)
| | | other_installment = A142: A201 (0.0)
| | | other_installment = A143: A201 (15.0/1.0)
| | telephone = A192: A201 (10.0)

Number of Leaves : 61

Size of the tree : 77


Time taken to build model: 0.03 seconds

=== Evaluation on test set ===
=== Summary ===

Correctly Classified Instances 193 96.5 %
Incorrectly Classified Instances 7 3.5 %
Kappa statistic 0.4436
Mean absolute error 0.0524
Root mean squared error 0.1723
Relative absolute error 73.9056 %
Root relative squared error 93.7133 %
Total Number of Instances 200

=== Detailed Accuracy By Class ===

TP Rate FP Rate Precision Recall F-Measure ROC Area Class
0.984 0.571 0.979 0.984 0.982 0.662 A201
0.429 0.016 0.5 0.429 0.462 0.662 A202
Weighted Avg. 0.965 0.552 0.963 0.965 0.964 0.662

=== Confusion Matrix ===

a b <-- classified as
190 3 | a = A201
4 3 | b = A202



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