Merge branch 'trunk' of https://github.com/apache/mahout into trunk

apache · Feb 16, 2024 · 8fb8244 · 8fb8244
2 parents 71622fb + eb99791
commit 8fb8244
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diff --git a/...r/mr/src/main/java/org/apache/mahout/cf/taste/hadoop/als/ParallelALSFactorizationJob.java b/...r/mr/src/main/java/org/apache/mahout/cf/taste/hadoop/als/ParallelALSFactorizationJob.java
@@ -392,7 +392,11 @@ static class IDMapReducer extends Reducer<VarIntWritable,VarLongWritable,VarIntW
     @Override
     protected void reduce(VarIntWritable index, Iterable<VarLongWritable> ids, Context ctx)
       throws IOException, InterruptedException {
-      ctx.write(index, ids.iterator().next());
+      if (ids.iterator().hasNext()) {
+        ctx.write(index, ids.iterator().next());
+      } else {
+        log.debug("Iterator is empty");
+      }
     }
   }
 

diff --git a/website/documentation/users/classification/bankmarketing-example.md b/website/documentation/users/classification/bankmarketing-example.md
@@ -1,24 +1,6 @@
-<!--
- 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 "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
--->
 ---
 layout: default
-title:
-
-
+title: Bank Marketing Example  
 ---
 
 Notice:    Licensed to the Apache Software Foundation (ASF) under one
@@ -66,4 +48,4 @@ This example consists of 3 classes:
 
 When you run the main method of BankMarketingClassificationMain it parses the dataset using the TelephoneCallParser and trains
 a logistic regression model with 20 runs and 20 passes. The TelephoneCallParser uses Mahout's feature vector encoder
-to encode the features in the dataset into a vector. Afterwards the model is tested and the learning rate and AUC is printed accuracy is printed to standard output.
+to encode the features in the dataset into a vector. Afterwards the model is tested and the learning rate and AUC is printed accuracy is printed to standard output.