T.Yamamura, M.Tanabe, K.Okubo, and N.Tagawa, "A Method for Improving Signal-to-Noise Ratio of Tissue Harmonic Imaging Based on Bayesian Inference Using Information of Fundamental Echoes", Jpn. J. Appl. Phys., vol.51, 07GF01(12 pages), July, 2012.
Y.Ara, K.Okubo, N.Tagawa, T.Tsuchiya, and T. Ishizuka, "Performance Comparison of Subgrid Techniques in Acoustic Simulation Using the Type-M and Type-C Constrained Interpolation Profile Methods", Jpn. J. Appl. Phys., vol.51, 07GG05(2 pages), July, 2012.
N.Kawada, T.Yoda, N.Tagawa, T.Tsuchiya, and K. Okubo, "Evaluation of Acoustic Simulation Using Wave Equation Finite Difference Time Domain Method with Compact Finite Differences", Jpn. J. Appl. Phys., vol.51, no. 7 PART2, p.07GG06, Jul. 2012
T.Ishizuka, K.Okubo and Y.Ara, "Variable-grid technique for sound field analysis using the constrained interpolation profile method", Acoust. Sci. Technol., vol.33, no. 6, pp.387–390, Jun. 2012
著書
はじめての音響数値シミュレーションプログラミングガイド,日本建築学会 (編集),2012/11
学会発表(国内)
H.Suzuki, N.Tagawa, and K.Okubo, "A Study on Speckle Suppression by Stochastic Vibration of Ultrasound Transducer", 32nd Int. Acoust. Imaging Symp, pp.111–112, Apr. 2012.
N.Kawada, K.Okubo, N. Tagawa, and T. Tsuchiya, "GPGPU Based High-speed Visualization Techniques for Sound Wave Propagation", 33th Symp. Ultrason. Electron., vol.33, no.1P2-12, pp.59–60, Nov. 2012.
J.Adachi, K.Okubo, and N.Tagawa, T.Tsuchiya, "Examination on Absorbing Boundary Condition Using Method of Characteristics on Collocated Orthogonal Grid", 33th Symp. Ultrason. Electron., vol.33, no.1P6-1, pp.115–116, Nov.2012.
Y.Ara, K.Okubo, N.Tagawa, T.Tsuchiya, and T. Ishizuka, "Sub-grid Technique for Numerical Simulation of Sound Wave Propagation Combining Constrained Interpolation Profile Schemes", 33th Symp. Ultrason. Electron., vol.33, pp.117–118, Nov.2012.
T.Yoda, K.Okubo, N.Tagawa, and T.Tsuchiya, "Accuracy Evaluation of Boundary Interface in Sound Field Simulation Using High-order FDTD Methods", 33th Symp. Ultrason. Electron., vol.33, no.3Pa2-12, pp.341–342, Nov.2012.
K.Nii, N. Tagawa, K.Okubo, and S.Yagi, "Shear Wave Generation in Living Body by Mode Conversion of Longitudinal Wave at Elasticity Boundary", 33th Symp. Ultrason. Electron., vol.33, no.3Pb5-4, pp.485–486, Nov. 2012
K.Nii, K.Okubo, N.Tagawa, and S.Yagi, ”Shear Wave Generation for Elasticity Imaging via Mode Conversion from Longitudinal Waves at Elasticity Boundary”,Int. Tissue Elast. Conf., p.106, Oct. 2012
K.Koumoto, K.Nii, N.Tagawa, K.Okubo, and I. Akiyama, ”Wide Band Pulse Compression Imaging with Transmission Compensation for Frequency Dependent Attenuation,” IEEE Int. Ultrason. Symp., pp.1658–1661, Oct. 2012.
H.Suzuki, N.Tagawa, and K.Okubo, ”A Study on Speckle Suppression by Stochastic Vibration of Ultrasound Transducer,” 33th Symp. Ultrason. Electron., No.1P5-10 p.111-112, Nov. 2012.
K.Wakabayashi, N.Tagawa, and K.Okubo, ”Shape from Multi-View Images Based on Image Generation Consistency,” ITE Technical Report, vol.36, no. 54(ME2012-134), pp.25–28, Dec. 2012.
N.Tagawa, S.Koizumi, and K.Okubo, ”Direct Depth Recovery from Motion Blur Caused by Random Camera Rotations Imitating Fixational Eye Movements,” Int. Conf. Comput. Vis. Theory Appl, vol.2, pp.177–186, Feb. 2013.
学会等での招待講演、基調講演(国内)
大久保寛,地震・津波の革新的発生検知法と緊急警報への応用,新技術説明会,JST,2012/07
大久保寛,GPU で実現する低コスト・パーソナルスパコン~デスクサイドGPU マシンの現在と未来~,GTC Japan 2012,2012/06