// we use df table of English side, so we should read collection doc count from English dir
RetrievalEnvironment eEnv = new RetrievalEnvironment(eDir, fs);
fScoreFn.setDocCount(eEnv.readCollectionDocumentCount());
if (pathMapping.containsKey(modelFileName)) {
classifier = new MoreGenericModelReader(pathMapping.get(modelFileName), localFs).constructModel();
sLogger.info("Bitext classifier created successfully from " + pathMapping.get(modelFileName));
}
}