Many old school limousines had a boomerang attached to their back. While it's certainly stylistic, that strangely-shaped addition wasn't just for aesthetics.

Abstract: A single-layer differentially-fed dual-polarized (DP) antenna is proposed with enhanced half-power beamwidth (HPBW). To widen the beamwidth of the H-plane without narrowing the beamwidth of ...

Abstract: The key to multi-object tracking is its stability and the retention of identity information. A common problem with most detection-based approaches is trusting and using all the detector ...