Class | Line # | Actions | |||
---|---|---|---|---|---|
SimilarityScoreModel | 28 | 6 | 2 |
1 | /* | |
2 | * Jalview - A Sequence Alignment Editor and Viewer ($$Version-Rel$$) | |
3 | * Copyright (C) $$Year-Rel$$ The Jalview Authors | |
4 | * | |
5 | * This file is part of Jalview. | |
6 | * | |
7 | * Jalview is free software: you can redistribute it and/or | |
8 | * modify it under the terms of the GNU General Public License | |
9 | * as published by the Free Software Foundation, either version 3 | |
10 | * of the License, or (at your option) any later version. | |
11 | * | |
12 | * Jalview is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty | |
14 | * of MERCHANTABILITY or FITNESS FOR A PARTICULAR | |
15 | * PURPOSE. See the GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with Jalview. If not, see <http://www.gnu.org/licenses/>. | |
19 | * The Jalview Authors are detailed in the 'AUTHORS' file. | |
20 | */ | |
21 | package jalview.analysis.scoremodels; | |
22 | ||
23 | import jalview.api.analysis.ScoreModelI; | |
24 | import jalview.api.analysis.SimilarityParamsI; | |
25 | import jalview.datamodel.AlignmentView; | |
26 | import jalview.math.MatrixI; | |
27 | ||
28 | public abstract class SimilarityScoreModel implements ScoreModelI | |
29 | { | |
30 | ||
31 | /** | |
32 | * Computed similarity scores are converted to distance scores by subtracting | |
33 | * every value from the maximum value. That is, maximum similarity corresponds | |
34 | * to zero distance, and smaller similarities to larger distances. | |
35 | */ | |
36 | 0 | @Override |
37 | public MatrixI findDistances(AlignmentView seqData, | |
38 | SimilarityParamsI options) | |
39 | { | |
40 | 0 | MatrixI similarities = findSimilarities(seqData, options); |
41 | ||
42 | 0 | MatrixI distances = similarityToDistance(similarities); |
43 | ||
44 | 0 | return distances; |
45 | } | |
46 | ||
47 | /** | |
48 | * Converts a matrix of similarity scores to distance scores, by reversing the | |
49 | * range of the scores, mapping the maximum to zero. The input matrix is not | |
50 | * modified. | |
51 | * | |
52 | * @param similarities | |
53 | */ | |
54 | 0 | public static MatrixI similarityToDistance(MatrixI similarities) |
55 | { | |
56 | 0 | MatrixI distances = similarities.copy(); |
57 | ||
58 | 0 | distances.reverseRange(true); |
59 | ||
60 | 0 | return distances; |
61 | } | |
62 | ||
63 | } |