1 | #Region "Microsoft.VisualBasic::72f7818574169b6f85e9bb783135ac61, Microsoft.VisualBasic.Core\ComponentModel\Algorithm\DynamicProgramming.vb" |
2 | |
3 | ' Author: |
4 | ' |
5 | ' asuka (amethyst.asuka@gcmodeller.org) |
6 | ' xie (genetics@smrucc.org) |
7 | ' xieguigang (xie.guigang@live.com) |
8 | ' |
9 | ' Copyright (c) 2018 GPL3 Licensed |
10 | ' |
11 | ' |
12 | ' GNU GENERAL PUBLIC LICENSE (GPL3) |
13 | ' |
14 | ' |
15 | ' This program is free software: you can redistribute it and/or modify |
16 | ' it under the terms of the GNU General Public License as published by |
17 | ' the Free Software Foundation, either version 3 of the License, or |
18 | ' (at your option) any later version. |
19 | ' |
20 | ' This program is distributed in the hope that it will be useful, |
21 | ' but WITHOUT ANY WARRANTY; without even the implied warranty of |
22 | ' MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
23 | ' GNU General Public License for more details. |
24 | ' |
25 | ' You should have received a copy of the GNU General Public License |
26 | ' along with this program. If not, see <http://www.gnu.org/licenses/>. |
27 | |
28 | |
29 | |
30 | ' /********************************************************************************/ |
31 | |
32 | ' Summaries: |
33 | |
34 | ' Class Cost |
35 | ' |
36 | ' Function: DefaultCost, DefaultSubstituteCost |
37 | ' |
38 | ' Delegate Function |
39 | ' |
40 | ' |
41 | ' Delegate Function |
42 | ' |
43 | ' |
44 | ' |
45 | ' |
46 | ' |
47 | ' /********************************************************************************/ |
48 | |
49 | #End Region |
50 | |
51 | Imports Microsoft.VisualBasic.Language.Default |
52 | |
53 | Namespace ComponentModel.Algorithm.DynamicProgramming |
54 | |
55 | Public Class Cost(Of T) |
56 | |
57 | Public insert As Func(Of T, Double) |
58 | Public delete As Func(Of T, Double) |
59 | Public substitute As Func(Of T, T, Double) |
60 | Public transpose As Func(Of T, T, Double) |
61 | |
62 | Public Shared Function DefaultSubstituteCost(a As T, b As T, equals As GenericLambda(Of T).IEquals) As Double |
63 | Return If(equals(a, b), 0, 1) |
64 | End Function |
65 | |
66 | Public Shared Function DefaultCost(cost As Double) As DefaultValue(Of Cost(Of T)) |
67 | Return New Cost(Of T) With { |
68 | .insert = Function(x) cost, |
69 | .delete = Function(x) cost, |
70 | .substitute = Function(a, b) cost |
71 | } |
72 | End Function |
73 | End Class |
74 | |
75 | Public Delegate Function ISimilarity(Of T)(x As T, y As T) As Double |
76 | Public Delegate Function IEquals(Of T)(x As T, y As T) As Boolean |
77 | |
78 | End Namespace |