Makoto Yui created HIVEMALL-275:
-----------------------------------
Summary: Fix xgboost module to create DMatrix from CSRMatrix
Key: HIVEMALL-275
URL: https://issues.apache.org/jira/browse/HIVEMALL-275
Project: Hivemall
Issue Type: Improvement
Reporter: Makoto Yui
Assignee: Makoto Yui
DMatrix is created from LabelPoints but it consumes memory. So, support
creating DMatrix directory from CSR matrix using
[matrix4j|[https://github.com/myui/matrix4j/blob/master/src/main/java/matrix4j/matrix/builders/CSRMatrixBuilder.java#L71]].[
https://github.com/dmlc/xgboost/blob/master/jvm-packages/xgboost4j/src/test/java/ml/dmlc/xgboost4j/java/DMatrixTest.java#L134]
--
This message was sent by Atlassian Jira
(v8.3.4#803005)
