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Requirements for the operation of the Crowd Estimation estimation VA detection tool are given in the table:
Camera | - Resolution of 256x256 pixels or higher
- Color: analytics works with both gray and color images
- No camera shake
|
Lighting | |
Scene and camera angle | - The background is mostly static and doesn’t change abruptly
- Analytics can
not - work
correctly- incorrectly:
- on reflective surfaces and if there are sharp shadows from moving objects
- if there is a repeating pattern in the scene (crosswalk)
- if there are objects in the scene that look like people (monuments, animals)
- if there are periodic movements of background objects in the camera FOV (trees, rain, and so on)
| Object images | Image quality: the image must be clear, without obvious defects from the compression algorithm |