Github user gdfm commented on a diff in the pull request:
https://github.com/apache/incubator-samoa/pull/48#discussion_r58498095
--- Diff: samoa-api/src/main/java/org/apache/samoa/streams/FileStream.java
---
@@ -52,9 +49,18 @@
's', "Source Type (HDFS, local FS)", FileStreamSource.class,
"LocalFileStreamSource");
+ public IntOption classIndexOption = new IntOption("classIndex", 'c',
+ "Class index of data. 0 for none or -1 for last attribute in
file.", -1, -1, Integer.MAX_VALUE);
+
+ private FloatOption floatOption = new FloatOption("classWeight", 'w',
"", 1.0);
--- End diff --
I see your point. So class weight is an easy way to set instance weight for
all the instances that share the same class.
Looks good to me!
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