Lucene.Net
3.0.3
Lucene.Net is a port of the Lucene search engine library, written in C# and targeted at .NET runtime users.
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Shingle
Matrix
Matrix.cs
Go to the documentation of this file.
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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using
System.Collections.Generic;
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namespace
Lucene.Net.Analysis.Shingle.Matrix
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{
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/// <summary>
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/// A column focused matrix in three dimensions:
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///
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/// <pre>
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/// Token[column][row][z-axis] {
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/// {{hello}, {greetings, and, salutations}},
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/// {{world}, {earth}, {tellus}}
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/// };
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/// </pre>
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///
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/// todo consider row groups
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/// to indicate that shingles is only to contain permutations with texts in that same row group.
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/// </summary>
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public
class
Matrix
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{
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public
Matrix
()
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{
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Columns =
new
List<Column>();
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}
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public
List<Column> Columns {
get
;
private
set
; }
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public
MatrixPermutationIterator
PermutationIterator()
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{
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return
new
MatrixPermutationIterator
(
this
);
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}
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public
override
string
ToString()
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{
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return
"Matrix{"
+
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"columns="
+ Columns +
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'}'
;
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}
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}
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}
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