IV |
The lighting condition changes during tracking.
|
OPR |
The object rotates out of the image plane.
|
IPR |
The object rotates in the image plane. |
DEF |
The shape of the target is changing during tracking. |
FM |
The distance between adjacent frames is larger than the target size. |
SV |
The size of the object area is beyond the interval [0.5,2]. |
CM |
Camera witching, sudden camera moving. |
OV |
The object is disappeared from the target region. |
POC |
The object is partially occluded. |
FOC |
The object is fully occluded. |
LR |
The size of the object area is less than 1000 pixels. |
SOB |
Similar object appeared in the background. |
MB |
Blurred object region due to camera shaking or fast moving of object. |