public GLMOutput(GLM glm) {
super(glm);
_dinfo = glm._dinfo;
if (!glm.hasWeightCol()) {
_dinfo = (DataInfo) _dinfo.clone();
_dinfo._adaptedFrame =
new Frame(_dinfo._adaptedFrame.names().clone(), _dinfo._adaptedFrame.vecs().clone());
_dinfo.dropWeights();
}
_scoringDinfo = _dinfo.scoringInfo();
String[] cnames = glm._dinfo.coefNames();
String[] names = _dinfo._adaptedFrame._names;
String[][] domains = _dinfo._adaptedFrame.domains();
int id = glm._generatedWeights == null ? -1 : ArrayUtils.find(names, glm._generatedWeights);
if (id >= 0) {
String[] ns = new String[names.length - 1];
String[][] ds = new String[domains.length - 1][];
System.arraycopy(names, 0, ns, 0, id);
System.arraycopy(domains, 0, ds, 0, id);
System.arraycopy(names, id + 1, ns, id, ns.length - id);
System.arraycopy(domains, id + 1, ds, id, ds.length - id);
names = ns;
domains = ds;
}
_names = names;
_domains = domains;
_coefficient_names = Arrays.copyOf(cnames, cnames.length + 1);
_coefficient_names[_coefficient_names.length - 1] = "Intercept";
_binomial = glm._parms._family == Family.binomial;
_nclasses = glm.nclasses();
_multinomial = _nclasses > 2;
}
public DataInfo validDinfo(Frame valid) {
DataInfo res =
new DataInfo(
_adaptedFrame,
null,
1,
_useAllFactorLevels,
TransformType.NONE,
TransformType.NONE,
_skipMissing,
_imputeMissing,
false,
_weights,
_offset,
_fold);
res._adaptedFrame = new Frame(_adaptedFrame.names(), valid.vecs(_adaptedFrame.names()));
res._valid = true;
return res;
}
public DataInfo scoringInfo() {
DataInfo res =
new DataInfo(
_adaptedFrame,
null,
1,
_useAllFactorLevels,
TransformType.NONE,
TransformType.NONE,
_skipMissing,
_imputeMissing,
!_skipMissing,
_weights,
_offset,
_fold);
res._adaptedFrame = null;
res._weights = false;
res._offset = false;
res._fold = false;
res._responses = 0;
res._valid = true;
res._interactions = _interactions;
return res;
}