Table: Final Cluster Centers
,Cluster,
-,,
,1,2
-,,
x,6.50,19.20
y,7.50,3250.00
z,6.50,5058.00
Table: Number of Cases in each Cluster
+,,Count
Cluster,1,6
,2,5
Valid,,11
AT_CHECK([cat pspp.csv], [0], [dnl
Table: Final Cluster Centers
,Cluster,,,
-,,,,
,1,2,3,4
-,,,,
x,NaN,NaN,NaN,3.00
Table: Number of Cases in each Cluster
+,,Count
Cluster,1,0
,2,0
,3,0
AT_CHECK([pspp -O format=csv quick-pw.sps > pspp-pw.csv])
-AT_CHECK([head -n 18 pspp-s.csv > top-s.csv])
-AT_CHECK([head -n 18 pspp-pw.csv > top-pw.csv])
+AT_CHECK([head -n 13 pspp-s.csv > top-s.csv])
+AT_CHECK([head -n 13 pspp-pw.csv > top-pw.csv])
AT_CHECK([diff top-s.csv top-pw.csv])
AT_SETUP([QUICK CLUSTER /PRINT subcommand])
AT_DATA([quick-cluster.sps], [dnl
-data list notable list /cluster (A8) x (F) y (F).
+data list notable list /cluster (A8) x y (F8.0).
begin data.
A 10.45 9.38
A 10.67 9.17
AT_CHECK([pspp -O format=csv quick-cluster.sps], [0], [dnl
Table: Initial Cluster Centers
,Cluster,,
-,,,
,1,2,3
-,,,
x,-11,-12,11
y,-12,11,11
Table: Final Cluster Centers
,Cluster,,
-,,,
,1,2,3
-,,,
x,-10,-10,10
y,-10,10,10
Table: Number of Cases in each Cluster
+,,Count
Cluster,1,20
,2,19
,3,18
AT_CLEANUP
+
+
+AT_SETUP([QUICK CLUSTER with save])
+AT_DATA([quick-cluster.sps], [dnl
+DATA LIST notable LIST /x y z.
+BEGIN DATA.
+22,2930,4099
+17,3350,4749
+22,2640,3799
+20, 3250,4816
+15,4080,7827
+4,5,4
+5,6,5
+6,7,6
+7,8,7
+8,9,8
+9,10,9
+END DATA.
+QUICK CLUSTER x y z
+ /CRITERIA=CLUSTER(2) MXITER(20)
+ /SAVE = CLUSTER (cluster) DISTANCE (distance).
+
+list.
+])
+
+AT_CHECK([pspp -O format=csv quick-cluster.sps], [0], [dnl
+Table: Final Cluster Centers
+,Cluster,
+,1,2
+x,6.50,19.20
+y,7.50,3250.00
+z,6.50,5058.00
+
+Table: Number of Cases in each Cluster
+,,Count
+Cluster,1,6
+,2,5
+Valid,,11
+
+Table: Data List
+x,y,z,cluster,distance
+22.00,2930.00,4099.00,2.00,1010.98
+17.00,3350.00,4749.00,2.00,324.79
+22.00,2640.00,3799.00,2.00,1399.00
+20.00,3250.00,4816.00,2.00,242.00
+15.00,4080.00,7827.00,2.00,2890.72
+4.00,5.00,4.00,1.00,4.33
+5.00,6.00,5.00,1.00,2.60
+6.00,7.00,6.00,1.00,.87
+7.00,8.00,7.00,1.00,.87
+8.00,9.00,8.00,1.00,2.60
+9.00,10.00,9.00,1.00,4.33
+])
+AT_CLEANUP
+
+
+AT_SETUP([QUICK CLUSTER with single save])
+AT_DATA([quick-cluster.sps], [dnl
+DATA LIST notable LIST /x y z.
+BEGIN DATA.
+22,2930,4099
+17,3350,4749
+22,2640,3799
+20, 3250,4816
+15,4080,7827
+4,5,4
+5,6,5
+6,7,6
+7,8,7
+8,9,8
+9,10,9
+END DATA.
+QUICK CLUSTER x y z
+ /CRITERIA=CLUSTER(2) MXITER(20)
+ /SAVE = DISTANCE.
+
+list.
+])
+
+AT_CHECK([pspp -O format=csv quick-cluster.sps], [0], [dnl
+Table: Final Cluster Centers
+,Cluster,
+,1,2
+x,6.50,19.20
+y,7.50,3250.00
+z,6.50,5058.00
+
+Table: Number of Cases in each Cluster
+,,Count
+Cluster,1,6
+,2,5
+Valid,,11
+
+Table: Data List
+x,y,z,QCL_0
+22.00,2930.00,4099.00,1010.98
+17.00,3350.00,4749.00,324.79
+22.00,2640.00,3799.00,1399.00
+20.00,3250.00,4816.00,242.00
+15.00,4080.00,7827.00,2890.72
+4.00,5.00,4.00,4.33
+5.00,6.00,5.00,2.60
+6.00,7.00,6.00,.87
+7.00,8.00,7.00,.87
+8.00,9.00,8.00,2.60
+9.00,10.00,9.00,4.33
+])
+AT_CLEANUP
+
+
+dnl This one was noticed to crash at one point.
+AT_SETUP([QUICK CLUSTER crash on bizarre input])
+AT_DATA([badn.sps], [dnl
+data list notable list /x.
+begin da\a*
+22
+17
+22
+22
+15
+4,
+5,
+6,
+7,j8,
+9,
+end data.
+
+quick cluster x
+" /criteria=cluster(2) mxiter(20)
+ /save = distance
+ .
+
+list.
+])
+
+AT_CHECK([pspp -O format=csv badn.sps], [1], [ignore])
+
+AT_CLEANUP