Input - Aster Analytics

Teradata Aster Analytics Foundation User Guide
Product
Aster Analytics
Release Number
6.21
Published
November 2016
Language
English (United States)
Last Update
2018-04-14
dita:mapPath
kiu1466024880662.ditamap
dita:ditavalPath
AA-notempfilter_pdf_output.ditaval
dita:id
B700-1021
lifecycle
previous
Product Category
Software
The examples use the input table kmodes_input, which has 32 observations, on 11 variables, about different models of cars:
Variable Type Description
mpg Normalized numerical Miles/US gallon
cyl Numerical treated as categorical Number of cylinders
disp Normalized numerical Displacement (cubic inches)
hp Normalized numerical Gross horsepower
drat Normalized numerical Rear axle ratio
wt Normalized numerical Weight (lb/1000)
qsec Normalized numerical 1/4 mile time
vs Categorical Engine (V or straight)
am Categorical Transmission (automatic or manual)
gear Numerical treated as categorical Number of forward gears
carb Numerical treated as categorical Number of carburetors
KModes Example Input Table kmodes_input (Columns 6-12)
drat wt qsec vs am gear carb
-0.835197792 0.22254417 -0.307088658 S automatic 3 2
-1.246659826 2.077504765 0.073449451 S automatic 3 4
0.24956575 0.636460997 -1.364760755 S automatic 3 4
-0.685575235 2.174596366 -0.239934874 S automatic 3 4
0.473999587 -0.917004624 0.426006817 V manual 4 1
-1.564607761 0.309415603 -0.54772305 S automatic 3 2
-0.722980874 0.360516446 -1.124126363 S automatic 3 4
0.043834734 -0.457097039 -1.314395417 S manual 5 6
0.90416444 -1.039646647 0.907275602 V manual 4 1
0.90416444 -1.310481114 0.588295128 V manual 4 1
1.166003916 -0.048290296 -1.874010283 S manual 5 4
2.493904115 -1.637526508 0.375641479 V manual 4 2
-0.96611753 -0.002299538 0.890487156 V automatic 3 1
-0.835197792 0.227654255 -0.46378082 S automatic 3 2
-1.115740088 2.255335698 -0.016088927 S automatic 3 4
0.324377029 -1.741772228 -0.530934604 V manual 5 2
-0.105787824 0.360516446 -1.818048797 S manual 5 8
0.567513685 -0.610399567 -0.777165145 S manual 4 4
0.567513685 -0.349785269 -0.46378082 S manual 4 4
0.604919325 -0.068730634 2.826754593 V automatic 4 2
0.174754472 -0.027849959 1.203871481 V automatic 4 2
0.604919325 0.227654255 0.252526208 V automatic 4 4
0.604919325 0.227654255 0.588295128 V automatic 4 4
-0.98482035 0.871524874 -0.251127171 S automatic 3 3
-0.98482035 0.524039143 -0.139204198 S automatic 3 3
-0.98482035 0.575139986 0.084641749 S automatic 3 3
-0.96611753 0.641571082 -0.446992374 S automatic 3 2
1.55876313 -1.100967659 -0.642857578 S manual 5 2
1.166003916 -1.4126828 1.147909994 V manual 4 1
0.193457291 -0.76881218 1.20946763 V automatic 3 1
-1.564607761 0.248094592 1.326986752 V automatic 3 1
0.960272899 -0.44687687 0.420410668 V manual 4 2

The kmodes_init table is an additional input that contains three points that serve as initial cluster centers.

KModes Example Input Table kmodes_init (Columns 1-5)
model mpg cyl disp hp
Datsun 710 0.449543447 4 -0.990182091 -0.783040459
Ferrari Dino -0.064813069 6 -0.691647397 0.412942174
Lincoln Continental -1.607882616 8 1.849931752 0.996348337
KModes Example Input Table kmodes_init (Columns 6-12)
drat wt qsec vs am gear carb
0.473999587 -0.917004624 0.426006817 V manual 4 1
0.043834734 -0.457097039 -1.314395417 S manual 5 6
-1.115740088 2.255335698 -0.016088927 S automatic 3 4