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Posted to commits@commons.apache.org by er...@apache.org on 2015/09/11 11:42:14 UTC
[02/10] [math] MATH-1268
MATH-1268
API for algorithms that create some visualization of a 2D SOFM.
Project: http://git-wip-us.apache.org/repos/asf/commons-math/repo
Commit: http://git-wip-us.apache.org/repos/asf/commons-math/commit/cba459c0
Tree: http://git-wip-us.apache.org/repos/asf/commons-math/tree/cba459c0
Diff: http://git-wip-us.apache.org/repos/asf/commons-math/diff/cba459c0
Branch: refs/heads/MATH_3_X
Commit: cba459c0b51d6e33743a2039ffd4481ebc763cd7
Parents: a382b33
Author: Gilles <er...@apache.org>
Authored: Tue Sep 8 14:30:39 2015 +0200
Committer: Gilles <er...@apache.org>
Committed: Tue Sep 8 14:30:39 2015 +0200
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.../twod/util/MapDataVisualization.java | 37 ++++++++++++++++++++
.../neuralnet/twod/util/MapVisualization.java | 33 +++++++++++++++++
2 files changed, 70 insertions(+)
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http://git-wip-us.apache.org/repos/asf/commons-math/blob/cba459c0/src/main/java/org/apache/commons/math3/ml/neuralnet/twod/util/MapDataVisualization.java
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diff --git a/src/main/java/org/apache/commons/math3/ml/neuralnet/twod/util/MapDataVisualization.java b/src/main/java/org/apache/commons/math3/ml/neuralnet/twod/util/MapDataVisualization.java
new file mode 100644
index 0000000..1570e8b
--- /dev/null
+++ b/src/main/java/org/apache/commons/math3/ml/neuralnet/twod/util/MapDataVisualization.java
@@ -0,0 +1,37 @@
+/*
+ * 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.
+ */
+
+package org.apache.commons.math3.ml.neuralnet.twod.util;
+
+import org.apache.commons.math3.ml.neuralnet.twod.NeuronSquareMesh2D;
+
+/**
+ * Interface for algorithms that compute some metrics of the projection of
+ * data on a 2D-map.
+ */
+public interface MapDataVisualization {
+ /**
+ * Creates an image of the {@code data} metrics when represented by the
+ * {@code map}.
+ *
+ * @param map Map.
+ * @param data Data.
+ * @return a 2D-array (in row major order) representing the metrics.
+ */
+ double[][] computeImage(NeuronSquareMesh2D map,
+ Iterable<double[]> data);
+}
http://git-wip-us.apache.org/repos/asf/commons-math/blob/cba459c0/src/main/java/org/apache/commons/math3/ml/neuralnet/twod/util/MapVisualization.java
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diff --git a/src/main/java/org/apache/commons/math3/ml/neuralnet/twod/util/MapVisualization.java b/src/main/java/org/apache/commons/math3/ml/neuralnet/twod/util/MapVisualization.java
new file mode 100644
index 0000000..a4453f5
--- /dev/null
+++ b/src/main/java/org/apache/commons/math3/ml/neuralnet/twod/util/MapVisualization.java
@@ -0,0 +1,33 @@
+/*
+ * 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.
+ */
+
+package org.apache.commons.math3.ml.neuralnet.twod.util;
+
+import org.apache.commons.math3.ml.neuralnet.twod.NeuronSquareMesh2D;
+
+/**
+ * Interface for algorithms that compute some property of a 2D-map.
+ */
+public interface MapVisualization {
+ /**
+ * Creates an image of the {@code map}.
+ *
+ * @param map Map.
+ * @return a 2D-array (in row major order) representing the property.
+ */
+ double[][] computeImage(NeuronSquareMesh2D map);
+}