18722656. SIGNAL ANALYSIS APPARATUS, SIGNAL ANALYSIS METHOD, AND COMPUTER-READABLE MEDIUM (NEC Corporation)
SIGNAL ANALYSIS APPARATUS, SIGNAL ANALYSIS METHOD, AND COMPUTER-READABLE MEDIUM
Organization Name
Inventor(s)
Hemant Shivsagar Prasad of Tokyo JP
Murtuza Petladwala of Tokyo JP
SIGNAL ANALYSIS APPARATUS, SIGNAL ANALYSIS METHOD, AND COMPUTER-READABLE MEDIUM
This abstract first appeared for US patent application 18722656 titled 'SIGNAL ANALYSIS APPARATUS, SIGNAL ANALYSIS METHOD, AND COMPUTER-READABLE MEDIUM
Original Abstract Submitted
Provided is a signal analysis apparatus capable of appropriately detecting an event. A signal analysis apparatus includes an estimation unit and an event detection unit. The estimation unit estimates a speed of a vehicle traveling on a road at each of times at each of positions on the road using a signal obtained by measuring the road. The event detection unit detects an event occurring on the road based on at least one of a corrected speed obtained by performing a smoothing process on an estimated speed and an inaccuracy degree indicating a degree of inaccuracy of the estimated speed.
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