Through ideal light bar method, some representative sub-pixel algorithm were compared for the capability of positioning circular arc edge.

利用理想光条法，比较了几种有代表性的亚像素算法对于圆弧状边缘的定位能力。

youdao

Light bar with glass globes. Number of globes can be specified.

带多个玻璃球形灯的灯柱。可指定灯的数目。

youdao

The controller also features a light bar, which means a new PlayStation camera can more easily track the device for motion control.

WSJ: Sony shows PlayStation 4 capabilities, but no box

The upper flashing lights are integrated into the roof panel, eliminating the need for a bolted-on light bar that causes aerodynamic drag -- reducing fuel economy -- and can lead to rust.

CNN: Cops help dream up high-tech police car

Cerny next unveiled the DualShock 4, which looks an awful lot like the leaks we saw recently -- it features a touchpad, a light bar, and what looks like rubberized grips.

ENGADGET