Title:
INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2018/037643
Kind Code:
A1
Abstract:
[Problem] To provide a system for evaluating the appropriateness of an adopted noise segment.
[Solution] An information processing device comprising: an acquisition unit for acquiring an audio signal representing a collection result for sounds collected by a sound collection device group; and a control unit that calculates a first weight in accordance with a degree of matching between the audio signal acquired by the acquisition unit and a signal acquired by observing a stationary noise and applies the first weight to a noise spatial correlation matrix which is the spatial correlation matrix acquired from a noise signal.
Inventors:
OCHIAI KAZUKI (JP)
TAKAHASHI SHUSUKE (JP)
TAKAHASHI SHUSUKE (JP)
Application Number:
PCT/JP2017/018875
Publication Date:
March 01, 2018
Filing Date:
May 19, 2017
Export Citation:
Assignee:
SONY CORP (JP)
International Classes:
G10L25/84; G10L25/51; H04R1/40; H04R3/00
Foreign References:
| JP2016100735A | 2016-05-30 | |||
| JP2014056181A | 2014-03-27 | |||
| JP2014187685A | 2014-10-02 |
Attorney, Agent or Firm:
KAMEYA, Yoshiaki et al. (JP)
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