Wei Hua | 6b4eebc | 2012-03-09 10:24:16 -0800 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (C) 2012 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | // This file contains a few utilities for MulticlassPA |
| 18 | |
| 19 | #include "learning/multiclass_pa/util.h" |
| 20 | |
| 21 | #include <string> |
| 22 | |
| 23 | #include "learning/multiclass_pa/multiclass_pa.h" |
| 24 | #include "learning/multiclass_pa/multiclass_pa_max.h" |
| 25 | #include "learning/multiclass_pa/multiclass_pa_opt.h" |
| 26 | #include "learning/multiclass_pa/multiclass_warp.h" |
| 27 | #include "strings/strutil.h" |
| 28 | |
| 29 | namespace learning_multiclass_pa { |
| 30 | |
| 31 | MulticlassPA* CreateMulticlassPA(const string& version, |
| 32 | int32 num_classes, |
| 33 | int32 num_dimensions, |
| 34 | float aggressiveness) { |
| 35 | MulticlassPA* machine = NULL; |
| 36 | if (StringCaseEqual(version, "max")) { |
| 37 | machine = reinterpret_cast<MulticlassPA*>( |
| 38 | new MulticlassPAMax(num_classes, num_dimensions, aggressiveness)); |
| 39 | } else if (StringCaseEqual(version, "opt")) { |
| 40 | machine = reinterpret_cast<MulticlassPA*>( |
| 41 | new MulticlassPAOpt(num_classes, num_dimensions, aggressiveness)); |
| 42 | } else if (StringCaseEqual(version, "random")) { |
| 43 | machine = new MulticlassPA(num_classes, num_dimensions, aggressiveness); |
| 44 | } else if (StringCaseEqual(version, "warp")) { |
| 45 | machine = reinterpret_cast<MulticlassPA*>( |
| 46 | new MulticlassWarp(num_classes, num_dimensions, aggressiveness)); |
| 47 | } else { |
| 48 | LOG(ERROR) << "Machine type (" << version << ") unknown"; |
| 49 | } |
| 50 | return machine; |
| 51 | } |
| 52 | } // namespace learning_multiclass_pa |