Title:
FEATURE AMOUNT CALCULATOR, FEATURE AMOUNT CALCULATION METHOD, AND RECORDING MEDIUM
Document Type and Number:
WIPO Patent Application WO/2014/174702
Kind Code:
A1
Abstract:
[Problem] To provide a feature amount calculator, feature amount calculation method, and recording medium that make it possible to extract, from a Doppler signal, a feature amount for more accurately recognizing the status of a moving body such as a human. [Solution] A feature amount calculator provided with an acquisition unit for acquiring a Doppler signal, an extraction unit for extracting a time-series signal comprising a prescribed frequency component from the Doppler signal acquired by the acquisition unit, a selection unit for selecting signal values at a prescribed time interval from the time-series signal extracted by the extraction unit, and a calculation unit for calculating higher-order local autocorrelation features on the basis of the signal values selected by the selection unit.
Inventors:
OKUYA DAISUKE (JP)
MAENO KURATO (JP)
MATSUI MICHIYO (JP)
MAENO KURATO (JP)
MATSUI MICHIYO (JP)
Application Number:
PCT/JP2013/076641
Publication Date:
October 30, 2014
Filing Date:
October 01, 2013
Export Citation:
Assignee:
OKI ELECTRIC IND CO LTD (JP)
International Classes:
G01S15/52; G01S13/58; G01S17/50; G08B13/16
Foreign References:
| JP2011015887A | 2011-01-27 | |||
| JP2008287478A | 2008-11-27 | |||
| JP2012075861A | 2012-04-19 | |||
| JP2012202659A | 2012-10-22 | |||
| JP2013072865A | 2013-04-22 |
Attorney, Agent or Firm:
KAMEYA Yoshiaki et al. (JP)
Yoshiaki Kameya (JP)
Yoshiaki Kameya (JP)
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