flink-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From GitBox <...@apache.org>
Subject [GitHub] [flink] walterddr commented on a change in pull request #9413: [FLINK-13676][ml] Add class of Vector to Columns mapper
Date Thu, 16 Jan 2020 15:56:04 GMT
walterddr commented on a change in pull request #9413: [FLINK-13676][ml] Add class of Vector
to Columns mapper
URL: https://github.com/apache/flink/pull/9413#discussion_r367494815

 File path: flink-ml-parent/flink-ml-lib/src/main/java/org/apache/flink/ml/operator/common/dataproc/vector/VectorToColumnsMapper.java
 @@ -0,0 +1,112 @@
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.flink.ml.operator.common.dataproc.vector;
+import org.apache.flink.api.common.typeinfo.TypeInformation;
+import org.apache.flink.api.common.typeinfo.Types;
+import org.apache.flink.ml.api.misc.param.Params;
+import org.apache.flink.ml.common.linalg.DenseVector;
+import org.apache.flink.ml.common.linalg.SparseVector;
+import org.apache.flink.ml.common.linalg.Vector;
+import org.apache.flink.ml.common.mapper.Mapper;
+import org.apache.flink.ml.common.utils.OutputColsHelper;
+import org.apache.flink.ml.common.utils.TableUtil;
+import org.apache.flink.ml.params.dataproc.vector.VectorToColumnsParams;
+import org.apache.flink.table.api.TableSchema;
+import org.apache.flink.types.Row;
+import org.apache.flink.util.Preconditions;
+import java.util.Arrays;
+ * This mapper maps vector to table columns, and the table is created with the first
 Review comment:
    * This is a data preprocessing function that transforms {@link Vector}s into {@link Table}
    * <p>Table is created with the first colSize value of the vector.
    * <p>For sparse vector without given size, it will be treated as vector with infinite
    * ...

This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
For queries about this service, please contact Infrastructure at:

With regards,
Apache Git Services

View raw message