Misc. modules/ cont. pt2

Found via `codespell`

modules/features2d/include/opencv2/features2d.hpp

@@ -382,7 +382,7 @@ public:
     @param _delta it compares \f$(size_{i}-size_{i-delta})/size_{i-delta}\f$
     @param _min_area prune the area which smaller than minArea
     @param _max_area prune the area which bigger than maxArea
-    @param _max_variation prune the area have simliar size to its children
+    @param _max_variation prune the area have similar size to its children
     @param _min_diversity for color image, trace back to cut off mser with diversity less than min_diversity
     @param _max_evolution  for color image, the evolution steps
     @param _area_threshold for color image, the area threshold to cause re-initialize

modules/features2d/perf/perf_batchDistance.cpp

@@ -142,7 +142,7 @@ void generateData( Mat& query, Mat& train, const int sourceType )
     rng.fill( buf, RNG::UNIFORM, Scalar::all(0), Scalar(3) );
     buf.convertTo( query, sourceType );
 
-    // Generate train decriptors as follows:
+    // Generate train descriptors as follows:
     // copy each query descriptor to train set countFactor times
     // and perturb some one element of the copied descriptors in
     // in ascending order. General boundaries of the perturbation

modules/features2d/src/keypoint.cpp

@@ -78,7 +78,7 @@ void KeyPointsFilter::retainBest(std::vector<KeyPoint>& keypoints, int n_points)
         }
         //first use nth element to partition the keypoints into the best and worst.
         std::nth_element(keypoints.begin(), keypoints.begin() + n_points, keypoints.end(), KeypointResponseGreater());
-        //this is the boundary response, and in the case of FAST may be ambigous
+        //this is the boundary response, and in the case of FAST may be ambiguous
         float ambiguous_response = keypoints[n_points - 1].response;
         //use std::partition to grab all of the keypoints with the boundary response.
         std::vector<KeyPoint>::const_iterator new_end =

modules/features2d/test/ocl/test_brute_force_matcher.cpp

@@ -83,7 +83,7 @@ PARAM_TEST_CASE(BruteForceMatcher, int, int)
         rng.fill(queryBuf, cv::RNG::UNIFORM, cv::Scalar::all(0), cv::Scalar::all(3));
         queryBuf.convertTo(queryBuf, CV_32FC1);
 
-        // Generate train decriptors as follows:
+        // Generate train descriptors as follows:
         // copy each query descriptor to train set countFactor times
         // and perturb some one element of the copied descriptors in
         // in ascending order. General boundaries of the perturbation

modules/features2d/test/test_descriptors_regression.cpp

@@ -227,7 +227,7 @@ protected:
         if (!fs.isOpened())
         {
             fs.open(keypoints_filename, FileStorage::WRITE);
-            ASSERT_TRUE(fs.isOpened()) << "File for writting keypoints can not be opened.";
+            ASSERT_TRUE(fs.isOpened()) << "File for writing keypoints can not be opened.";
             if (detector.empty())
             {
                 Ptr<ORB> fd = ORB::create();

modules/features2d/test/test_matchers_algorithmic.cpp

@@ -170,7 +170,7 @@ void CV_DescriptorMatcherTest::generateData( Mat& query, Mat& train )
     rng.fill( buf, RNG::UNIFORM, Scalar::all(0), Scalar(3) );
     buf.convertTo( query, CV_32FC1 );
 
-    // Generate train decriptors as follows:
+    // Generate train descriptors as follows:
     // copy each query descriptor to train set countFactor times
     // and perturb some one element of the copied descriptors in
     // in ascending order. General boundaries of the perturbation