oc | Optimal Classification Roll Call Scaling |
plot.OCangles | Optimal Classification Cutting Line Angles Plot |
plot.OCcoords | Optimal Classification Coordinate Plot |
plot.OCcutlines | Optimal Classification Cutline Plot |
plot.OCobject | Optimal Classification Summary Plot |
plot.OCskree | Optimal Classification Skree Plot |
sen90 | 90th U.S. Senate Roll Call Vote Matrix |
sen90oc | 90th U.S. Senate Ideal Points via Optimal Classification |
summary.OCobject | Optimal Classification Summary |
UN | United Nations Vote Data |