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ai:methods:tracking [2013/09/19 16:40] 127.0.0.1 external edit |
ai:methods:tracking [2014/02/25 15:14] (current) cyril |
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====== Tracking ====== | ====== Tracking ====== | ||
- | * __**Kalman Filter**__ | ||
- | * Generalized Kalman Filter | ||
* **Correlation Tracking** | * **Correlation Tracking** | ||
* __ACA__ (Area Correlation Algorithm) | * __ACA__ (Area Correlation Algorithm) | ||
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* Features detection | * Features detection | ||
* __Harris detector__ | * __Harris detector__ | ||
- | * __Susan detector__ | + | |
- | * __Multiresolution Contrast detector__ | + | * __Multiresolution Contrast detector__ |
+ | * __FAST__ | ||
+ | * __SURF__ | ||
+ | * __SIFT__ | ||
+ | * __BRIEF__ | ||
+ | * __ORB__ | ||
+ | |||
+ | |||
+ | ^ Name ^ Detector ^ Descriptor ^ Invariance ^ Pros and cons ^ | ||
+ | ^ Harris | points with high gradient in two orthogonal directions | The two eigenvalues, | ||
+ | ^ FAST | points with enough consecutive pixels on a circle around them that are brighter of darker than them | - | Rotation | faster but less robust than harris | | ||
+ | ^ SIFT | | | | | | ||
+ | ^ SURF | | | | | | ||
+ | ^ BRIEF | - | set of binary comparisons of intensity between pairs of pixels on a smoothed patch | - | | ||