2 DS SS (SS+DS) Fig. 2 Separation algorithm for motorcycle sound by combining DS and SS (SS+DS). 3. [3] DS SS 2 SS+DS 1 1 B SS SS 4. NMF 4. 1 (NMF) Y

Similar documents
IPSJ SIG Technical Report 1, Instrument Separation in Reverberant Environments Using Crystal Microphone Arrays Nobutaka ITO, 1, 2 Yu KITANO, 1

H(ω) = ( G H (ω)g(ω) ) 1 G H (ω) (6) 2 H 11 (ω) H 1N (ω) H(ω)= (2) H M1 (ω) H MN (ω) [ X(ω)= X 1 (ω) X 2 (ω) X N (ω) ] T (3)

pp d 2 * Hz Hz 3 10 db Wind-induced noise, Noise reduction, Microphone array, Beamforming 1

2007-Kanai-paper.dvi

10_08.dvi

h(n) x(n) s(n) S (ω) = H(ω)X(ω) (5 1) H(ω) H(ω) = F[h(n)] (5 2) F X(ω) x(n) X(ω) = F[x(n)] (5 3) S (ω) s(n) S (ω) = F[s(n)] (5


untitled

75 unit: mm Fig. Structure of model three-phase stacked transformer cores (a) Alternate-lap joint (b) Step-lap joint 3 4)

EQUIVALENT TRANSFORMATION TECHNIQUE FOR ISLANDING DETECTION METHODS OF SYNCHRONOUS GENERATOR -REACTIVE POWER PERTURBATION METHODS USING AVR OR SVC- Ju

Input image Initialize variables Loop for period of oscillation Update height map Make shade image Change property of image Output image Change time L

log F0 意識 しゃべり 葉の log F0 Fig. 1 1 An example of classification of substyles of rap. ' & 2. 4) m.o.v.e 5) motsu motsu (1) (2) (3) (4) (1) (2) mot

1. HNS [1] HNS HNS HNS [2] HNS [3] [4] [5] HNS 16ch SNR [6] 1 16ch 1 3 SNR [4] [5] 2. 2 HNS API HNS CS27-HNS [1] (SOA) [7] API Web 2

,255 7, ,355 4,452 3,420 3,736 8,206 4, , ,992 6, ,646 4,

Table 1. Assumed performance of a water electrol ysis plant. Fig. 1. Structure of a proposed power generation system utilizing waste heat from factori

Fig. 1. Example of characters superimposed on delivery slip.

impulse_response.dvi

Fig, 1. Waveform of the short-circuit current peculiar to a metal. Fig. 2. Waveform of arc short-circuit current. 398 T. IEE Japan, Vol. 113-B, No. 4,

258 5) GPS 1 GPS 6) GPS DP 7) 8) 10) GPS GPS ) GPS Global Positioning System

3_23.dvi

2014 3

Vol.53 No (Mar. 2012) 1, 1,a) 1, 2 1 1, , Musical Interaction System Based on Stage Metaphor Seiko Myojin 1, 1,a

IPSJ SIG Technical Report Vol.2009-DPS-141 No.23 Vol.2009-GN-73 No.23 Vol.2009-EIP-46 No /11/27 t-room t-room 2 Development of

[2] OCR [3], [4] [5] [6] [4], [7] [8], [9] 1 [10] Fig. 1 Current arrangement and size of ruby. 2 Fig. 2 Typography combined with printing

2,

A Comparison of Reliability of Industrial Classifications in Japan Fumihiko Kimura, Tohoku University

2_05.dvi

IPSJ SIG Technical Report Vol.2013-GN-87 No /3/ Research of a surround-sound field adjustmen system based on loudspeakers arrangement Ak

untitled

5b_08.dvi

1 (n = 52, 386) DL (n = 52, 386) DL DL [4] Dynamic Time Warping(DTW ) [5] Altmetrics Gunther [

2

1 UD Fig. 1 Concept of UD tourist information system. 1 ()KDDI UD 7) ) UD c 2010 Information Processing S

量刑における消極的責任主義の再構成

UWB a) Accuracy of Relative Distance Measurement with Ultra Wideband System Yuichiro SHIMIZU a) and Yukitoshi SANADA (Ultra Wideband; UWB) UWB GHz DLL

ADC121S Bit, ksps, Diff Input, Micro Pwr Sampling ADC (jp)

Table 1. Reluctance equalization design. Fig. 2. Voltage vector of LSynRM. Fig. 4. Analytical model. Table 2. Specifications of analytical models. Fig

23 Fig. 2: hwmodulev2 3. Reconfigurable HPC 3.1 hw/sw hw/sw hw/sw FPGA PC FPGA PC FPGA HPC FPGA FPGA hw/sw hw/sw hw- Module FPGA hwmodule hw/sw FPGA h

1911 F0 5) SingBySpeaking F0 F0 F0 4 F0 2. F0 4) 5) rate extent 6) rate 5.6 [Hz] extent 87 [cent] F0 5.2 [%] F0 SingBySpeaking 7) F0 Fig. 1 1 F0 F0 co

A Study of Adaptive Array Implimentation for mobile comunication in cellular system GD133

A Feasibility Study of Direct-Mapping-Type Parallel Processing Method to Solve Linear Equations in Load Flow Calculations Hiroaki Inayoshi, Non-member

2006 [3] Scratch Squeak PEN [4] PenFlowchart 2 3 PenFlowchart 4 PenFlowchart PEN xdncl PEN [5] PEN xdncl DNCL 1 1 [6] 1 PEN Fig. 1 The PEN

IPSJ SIG Technical Report NetMAS NetMAS NetMAS One-dimensional Pedestrian Model for Fast Evacuation Simulator Shunsuke Soeda, 1 Tomohisa Yam

Fig. 3 Flow diagram of image processing. Black rectangle in the photo indicates the processing area (128 x 32 pixels).

STC-W10

IPSJ SIG Technical Report Vol.2009-BIO-17 No /5/26 DNA 1 1 DNA DNA DNA DNA Correcting read errors on DNA sequences determined by Pyrosequencing

3. ( 1 ) Linear Congruential Generator:LCG 6) (Mersenne Twister:MT ), L 1 ( 2 ) 4 4 G (i,j) < G > < G 2 > < G > 2 g (ij) i= L j= N

17 Proposal of an Algorithm of Image Extraction and Research on Improvement of a Man-machine Interface of Food Intake Measuring System

力 出力 ÝÒ 源分離 f å 2 š ž 伸縮率 f g å ² f œå 1 ( F0) audio-to-audio 3 2 RNMF [2] DTW audio-to-audio [3] [4] MIDI 2.2 [5 10] Dannenberg [5] Verc

Fig. 4. Configuration of fatigue test specimen. Table I. Mechanical property of test materials. Table II. Full scale fatigue test conditions and test

2003/3 Vol. J86 D II No Fig. 1 An exterior view of eye scanner. CCD [7] CCD PC USB PC PC USB RS-232C PC

Netcommunity SYSTEM X7000　IPコードレス電話機　取扱説明書

.A. D.S

1: A/B/C/D Fig. 1 Modeling Based on Difference in Agitation Method artisoc[7] A D 2017 Information Processing

2. ICA ICA () (Blind Source Separation BBS) 2) Fig. 1 Model of Optical Topography. ( ) ICA 2.2 ICA ICA 3) n 1 1 x 1 (t) 2 x 2 (t) n x(t) 1 x(t

縺・・縺｡謔縲・ｼ冗ｬｬ・難ｼ仙捷

第 55 回自動制御連合講演会 2012 年 11 月 17 日,18 日京都大学 1K403 ( ) Interpolation for the Gas Source Detection using the Parameter Estimation in a Sensor Network S. T

第６２巻　第１号　平成２４年４月／石こうを用いた木材ペレット

ID 3) 9 4) 5) ID 2 ID 2 ID 2 Bluetooth ID 2 SRCid1 DSTid2 2 id1 id2 ID SRC DST SRC 2 2 ID 2 2 QR 6) 8) 6) QR QR QR QR

Vol. 48 No. 3 Mar Evaluation of Music-noise Assimilation Playback for Portable Audio Players Akifumi Inoue, Shohei Bise, Satoshi Ichimura and

Vol.55 No (Jan. 2014) saccess 6 saccess 7 saccess 2. [3] p.33 * B (A) (B) (C) (D) (E) (F) *1 [3], [4] Web PDF a m

ICT a) Caption Presentation Method with Speech Expression Utilizing Speech Bubble Shapes for Video Content Yuko KONYA a) and Itiro SIIO 1. Graduate Sc


人間石川馨と品質管理


SAP11_12

untitled

4. C i k = 2 k-means C 1 i, C 2 i 5. C i x i p [ f(θ i ; x) = (2π) p 2 Vi 1 2 exp (x µ ] i) t V 1 i (x µ i ) 2 BIC BIC = 2 log L( ˆθ i ; x i C i ) + q


DPA,, ShareLog 3) 4) 2.2 Strino Strino STRain-based user Interface with tacticle of elastic Natural ObjectsStrino 1 Strino ) PC Log-Log (2007 6)


IPSJ SIG Technical Report Vol.2014-HCI-158 No /5/22 1,a) 2 2 3,b) Development of visualization technique expressing rainfall changing conditions

[FX18]シリーズカタログ

& Vol.5 No (Oct. 2015) TV 1,2,a) , Augmented TV TV AR Augmented Reality 3DCG TV Estimation of TV Screen Position and Ro

untitled

MCMC: Marov Chain Monte Carlo [20] 2. VAE-NMF DNN DNN F T X x t R F t = 1,..., T x t 2. 1 Generative Adversarial Networ: GAN [21,22] GAN z t R D x t z

THE INSTITUTE OF ELECTRONICS, INFORMATION AND COMMUNICATION ENGINEERS TECHNICAL REPORT OF IEICE. TV A310

ITS [1] [4] [5] DTW Dynamic Time Warping [6] 1 1,000 [7] CCTV Closed-Circuit Television [8] [10] CCTV CCTV Forren Chen c 016 Inform

IPSJ SIG Technical Report Vol.2016-CE-137 No /12/ e β /α α β β / α A judgment method of difficulty of task for a learner using simple

Microsoft Word - mitomi_v06.doc

Fig. 1 Hammer Two video cameras Object Overview of hammering test (14) (8) T s T s 2

Noise Source Acoustic Region Analog Region Digital Region 1 Primary Path P(z) Reference Mic. Pre- Anti-aliasing x(n) ADC Secondary Path Model Control

1 Table 1: Identification by color of voxel Voxel Mode of expression Nothing Other 1 Orange 2 Blue 3 Yellow 4 SSL Humanoid SSL-Vision 3 3 [, 21] 8 325

5) 2. Geminoid HI-1 6) Telenoid 7) Geminoid HI-1 Geminoid HI-1 Telenoid Robot- PHONE 8) RobotPHONE 11 InterRobot 9) InterRobot InterRobot irt( ) 10) 4

IPSJ SIG Technical Report Vol.2012-HCI-149 No /7/20 1 1,2 1 (HMD: Head Mounted Display) HMD HMD,,,, An Information Presentation Method for Weara

676 Vol. 31 No. 7, pp , Incremental Noise Estimation in Outdoor Auditory Scene Analysis using a Quadrocopter with a Microphone A

1_26.dvi

Fig. 1 Relative delay coding.

IPSJ SIG Technical Report Pitman-Yor 1 1 Pitman-Yor n-gram A proposal of the melody generation method using hierarchical pitman-yor language model Aki

2) 3) LAN 4) 2 5) 6) 7) K MIC NJR4261JB0916 8) 24.11GHz V 5V 3kHz 4 (1) (8) (1)(5) (2)(3)(4)(6)(7) (1) (2) (3) (4)

<8D4C95F182C682AB372E312E696E6464>

<8D4C95F182C682AB362E312E696E6464>

IPSJ SIG Technical Report Vol.2014-MUS-104 No /8/27 F0 1,a) 1,b) 1,c) 2,d) (F0) F0 F0 Graphical User Interface (GUI) F0 1. [1] CD MIDI [2] [3,

IPSJ SIG Technical Report An Evaluation Method for the Degree of Strain of an Action Scene Mao Kuroda, 1 Takeshi Takai 1 and Takashi Matsuyama 1

DVIOUT-ajhe

LMS NLMS LMS Least Mean Square LMS Normalized LMS NLMS AD 3 1 h(n) y(n) d(n) FIR w(n) n = 0, 1,, N 1 N N =

情報処理学会研究報告 IPSJ SIG Technical Report Vol.2011-MUS-89 No /2/12 NMF NMF NMF NMF NMF NMF Matrix Generation Using Probabilistic Spectrum Enve

2.R R R R Pan-Tompkins(PT) [8] R 2 SQRS[9] PT Q R WQRS[10] Quad Level Vector(QLV)[11] QRS R Continuous Wavelet Transform(CWT)[12] Mexican hat 4

ohgane

Flow Around a Circular Cylinder with Tangential Blowing near a Plane Boundary (2nd Report, A Study on Unsteady Characteristics) Shimpei OKAYASU, Kotar

Transcription:

a) Separation of Motorcycle Sound by Near Field Microphone Array and Nonnegative Matrix Factorization Chisaki YOSHINAGA, Nonmember, Yosuke TATEKURA a), Member, Kazuaki HAMADA, and Tetsuya KIMURA, Nonmembers Shizuoka University, Hamamatsu-shi, 432 8561 Japan Yamaha Motor Co., Ltd., Iwata-shi, 438 8501 Japan a) E-mail: tatekura.yosuke@shizuoka.ac.jp 1. / / (Delay and Sum: DS) [1] (Spectral Subtraction: SS) [2] [3] [3] (Nonnegative Matrix Factorization: NMF) [4] 2. 0.5 m 0.5 m 1: fig1.wav 1 1 A B 2 A B 1 Fig. 1 An example of time waveform of the motorcycle sound. 232 A Vol. J98 A No. 2 pp. 232 236 c 2015

2 DS SS (SS+DS) Fig. 2 Separation algorithm for motorcycle sound by combining DS and SS (SS+DS). 3. [3] DS SS 2 SS+DS 1 1 B SS SS 4. NMF 4. 1 (NMF) Y =[y fn ] F N Y HU (1) H =[h fk ] F K U = [v kn ] K N f (= 1,...,F) n (= 1,...,N) k (= 1,...,K) [a ij] I J i j a I J 3 SS+DS NMF Fig. 3 Separation algorithm by combining SS+DS and NMF. H U (1) H U NMF H U 4. 2 NMF 3. SS+DS NMF 3 3. ŝ 1(t) ŝ 2(t) / ŝ 1(t), ŝ 2(t) NMF H ŝ 1(t), ŝ 2(t) NMF 3. ŝ i(t) ŝ i(t) =[ŝ i(1) ŝ i(2) ŝ i(n)] T (i =1, 2) Ŝi(f) =[Ŝi(1) Ŝi(2) Ŝ i(n)] T (i =1, 2) / K 1,K 2 (K = K 1 + K 2) Ĥ 1 [ ] Ĥ 1 = Ŝ 1(f) Ŝ 1(f) (2) } {{ } F K 1 Ŝi(f) K1 233

2015/2 Vol. J98 A No. 2 Ĥ 2 NMF H (0) [ ] H (0) = Ĥ 1 Ĥ 2 (3) } {{ } F K / / 5. 5. 1 4 8 0.50 m 0.50 m 0.23 m Mic. 1,, Mic. 8 SS+DS 8 NMF Mic. 6 Mic. 6 48000 Hz 1024 512 Hanning NMF 100 2 K 1 K 2 50 (1) Kullback-Leibler divergence 5. 2 5. 2. 1 SS+DS SS+DS NMF / SS+DS NMF NMF SNR 5 6 NMF 1 B SS+DS NMF 4 Fig. 4 Arrangement of the microphones for recording motorcycle sound, in which the dashed lines indicate height from the ground. Fig. 5 5 NMF Time waveform of separated exhaust sound before/after NMF. 234

Fig. 6 6 NMF Time waveform of separated mechanical sound before/after NMF. NMF 5. 2. 2 2: fig5a.wavfig5b.wav NMF 3: fig6a.wavfig6b.wav NMF NMF NMF NMF NMF / NMF NMF / / 5. 2. 3 /NMF 20 6 1 fig1.wav 5 7 Fig. 7 NMF Result of the subjective evaluation for the exhaust sound before/after NMF. 5: 4: 3: 2: 1: NMF 2 fig5a.wav fig5b.wav 2 7 Mean opinion scoremos NMF MOS 5% t t(11) = 3.46P <0.01 5 5: 4: 3: 2: 1: NMF 3 fig6a.wav fig6b.wav 2 8 MOS NMF MOS 5% 235

2015/2 Vol. J98 A No. 2 8 Fig. 8 Fig. 9 NMF Result of the subjective evaluation for the mechanical sound before/after NMF. 9 SNR Comparison of reconstructed sound by SNR. t t(11) = 9.10P <0.01 5. 2. 4 SNR / SNR t SNR [db] = y2 (t) (4) t [y2 (t) {e N(t)+m N(t)}] 2 y(t) Mic.6 e N(t) NMF m N(t) NMF SNR 9 NMF SNR 20dB SS+DS NMF / 6. DS+SS NMF / / [1] J. Benesty, W. Kellermann, Eds., Microphone Array Signal Processing, Springer, Berlin, 2008. [2] S.F. Boll, Suppression of acoustic noise in speech using spectral subtraction, IEEE Trans. Acoust. Speech Signal Process., vol.assp-27, no.2, pp.113 120, 1979. [3] 57 SCI 13, 114-2, 2013. [4] NMF / vol.95, no.9, pp.829 833, Sept. 2012. A 1 1 Table A 1 Attached data 1. fig1.wav A 2 2 Table A 2 Attached data 2. fig5a.wav, fig5b.wav NMF A 3 3 Table A 3 Attached data 3. fig5a.wav, fig5b.wav NMF 26 4 3 8 13 236

2024 © docsplayer.net プライバシー | 利用規約 | フィードバック