2 * Copyright (c) 2016 Samsung Electronics Co., Ltd.
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
17 #ifndef _CONTEXT_PLACE_RECOGNITION_SIMILAR_H_
18 #define _CONTEXT_PLACE_RECOGNITION_SIMILAR_H_
20 #include "../facade/UserPlacesTypes.h"
24 namespace similarity {
26 template <class T> ctx::share_t overlap1stOver2nd(const T &s1, const T &s2)
32 if (s1.find(e) != s1.end())
35 return (ctx::share_t) count / s2.size();
38 template <class T> ctx::share_t overlapBiggerOverSmaller(const T &s1, const T &s2)
40 if (s1.size() > s2.size()) {
41 return similarity::overlap1stOver2nd(s1, s2);
43 return similarity::overlap1stOver2nd(s2, s1);
47 template <class T> bool isJoint(const T &s1, const T &s2)
50 if (s1.find(e) != s1.end())
56 } /* namespace similarity */
60 #endif /* End of _CONTEXT_PLACE_RECOGNITION_SIMILAR_H_ */