Finding problems is never bad, even if misdiagnosed the first time around.
On Sat, Dec 14, 2013 at 4:05 PM, sam wu swu5...@gmail.com wrote:
Hi Ted,
some more debugging, my previous statement is not correct, please
dis-regards.
There is problem i am sure. I am using InMemeoryMapper, one of
Hi,
I am using random forest of Mahout. It works well when I don't use feature
descriptor with Ignore feature ( No I flag).
If using Ignore flag, the returned feature value is -1
(for in the code dataset.valueOf(aId, token) return -1).
I did some investigation, and found that there some
Can you file a JIRA at https://issues.apache.org/jira/browse/MAHOUT ?
It sounds like you have a test case in mind along with your fix. If you
could package that work up as a patch file, then it would be much
appreciated.
On Sat, Dec 14, 2013 at 9:24 AM, sam wu swu5...@gmail.com wrote:
Hi,
Hi Ted,
some more debugging, my previous statement is not correct, please
dis-regards.
There is problem i am sure. I am using InMemeoryMapper, one of the ways to
load data. And I found problem there.
I am going to compare with other approach (partial, Breiman) to see what's
the difference.
My
Running random forest, when loading feature descriptor from JSON file with
ignored features , algorithm fails.
The root cause is in Dataset.java , fromJSON(String json) function
---
public static Dataset fromJSON(String json) {
ListMapString, Object fromJSON;
try