7.00.02 - Output - Aster Analytics

Teradata Aster® Analytics Foundation User GuideUpdate 2

Product
Aster Analytics
Release Number
7.00.02
Release Date
September 2017
Content Type
Programming Reference
User Guide
Publication ID
B700-1022-700K
Language
English (United States)

Because the argument IterNum has the value 20, the function builds 20 classification trees.

AdaBoost_Drive Example Output Message
message
Input tables:"housing_train_att", "housing_cat", "housing_train_response" Running 20 round AdaBoost, computing 20 classification trees.

AdaBoost model created in table "abd_model"

This query returns the model table, described by the following two tables:

SELECT * FROM abd_model ORDER BY 1,3;
AdaBoost_Drive Example Model Table (Columns 1-7)
classifier_id classifier_weight node_id node_label node_majorfreq attribute split_value
1 2.82867818889083 0 Eclectic 0.601626016260163 price 49500
1 2.82867818889083 2 Eclectic 0.601626016260163 price 90000
1 2.82867818889083 5 Eclectic 0.538617886178861 price 55000
2 3.284500712218 0 Eclectic 0.598193473193469 price 55000
2 3.284500712218 1 Classic 0.359382284382285 gashw NaN
2 3.284500712218 2 Eclectic 0.568648018648017 garagepl 1
2 3.284500712218 4 Classic 0.357867132867133 fullbase NaN
2 3.284500712218 5 Eclectic 0.257575757575758 lotsize 16200
2 3.284500712218 6 Eclectic 0.311072261072261 stories 4
3 2.87425191371606 0 Eclectic 0.458459069137445 price 95000
3 2.87425191371606 1 Eclectic 0.384960363716916 price 51500
3 2.87425191371606 3 Classic 0.142718762142357 garagepl 2
... ... ... ... ... ... ...
AdaBoost_Drive Example Model Table (Columns 8-13)
left_bucket right_bucket left_label right_label left_majorfreq right_majorfreq
    Classic Eclectic 0.241869918699188 0.601626016260163
    Eclectic bungalow 0.538617886178861 0.113821138211382
    Eclectic Eclectic 0.0792682926829268 0.459349593495934
    Classic Eclectic 0.359382284382285 0.568648018648015
yes no Eclectic Classic 0.00303030303030304 0.357867132867133
    Eclectic Eclectic 0.257575757575758 0.311072261072259
yes no Classic Classic 0.0294871794871793 0.328379953379953
    Eclectic bungalow 0.257575757575758 0.000757575757575758
    Eclectic Eclectic 0.295221445221445 0.0158508158508158
    Eclectic bungalow 0.384960363716916 0.398822168720203
    Classic Eclectic 0.142718762142357 0.348728479658944
    Classic Eclectic 0.13649642855846 0.0144927536231885
  ... ... ... ... ...