PDF-Velocity model building for tilted orthorhombic depth imaging Yunfeng

121212121212121212121222113223222022 Figure 1 Comparison of tilted transverse isotropy TTI with tiltedorthorhombic TORT a TTI stress and wave are symmetrical inx. Meteor Crater, Arizona. Soumya. Roy, Ph. D. Student. Advisor: Dr. Robert R. Stewart. AGL Annual Meeting. University of Houston, 2. nd. May 2012. Journey Through . A. n . Astrobleme. Objectives . Meteor Crater, Arizona. Continental cratons - cold, rigid material. Spreading centers & mountains - warm mantle. P. ,. S, and Q. Tomography - Tonga Arc. Velocity tomography shows anomalies relative to average model [. Conder and Wiens. kernels for finite-frequency signals: Applications in migration velocity updating and tomography. Xiao-Bi . Xie. University of California at Santa Cruz. Sanya. , China July 24-28, 2011. A brief introduction. Figure 2The workflow for orthorhombic model building. DOI http://dx.doi.org/10.1190/segam2013-0968.1 Receiver Functions. Body Wave Tomography. Surface (Rayleigh) wave tomography. Good for: Imaging discontinuities. . (. Moho. , . sed. /rock interface, 410). Weakness: can’t see gradients. . can’t constrain velocities well. of . Electromagnetic and Seismic . Wavefields. . International Symposium on Geophysical Imaging . with . Localized Waves. Sanya. , . Hainin. Island China. July 24-28, 2011. Gregory A. Newman. Earth Sciences Division. Computational . Imaging. Oliver . Cossairt. PhD. Thesis Proposal. 5/3/2011. How do we measure the visual world?. What is measurable?. The . Plenoptic. Function. What do we measure?. p. e. -. e. -. e. Continental cratons - cold, rigid material. Spreading centers & mountains - warm mantle. P. ,. S, and Q. Tomography - Tonga Arc. Velocity tomography shows anomalies relative to average model [. Conder. ID: 8656. Session. . Title. : New development in open . source. and . academic. . seismic. software. Conveniors. : Majdański, Polkowski. . Velocity. in the . sedimentary. . layers. from post-. . But not ideal! Maps (and blurs) a very narrow angle range from one object point . Dq. . . . r/L. to one image point. . Depth of field in imaging. . Sometimes a nice effect, sometimes a problem. Modified by: Jeff Kitchen, CA WSC. Control. Measurement Section. W. 5W. 2W. Site Selection . The channel should be straight and uniform for a distance long enough to support uniform flow.. Riffle. Flow. Image size 500 x 500 µm.. Scanned depth 360 µm. .. Witte, S. Witte, A. . Negrean. , J.C. . Lodder. , C.P.J. de Kock, G.T. Silva, H.D. Mansvelder, and M.L. Groot, Label-free live brain imaging and targeted patching with third-harmonic generation microscopy. Mei Xue Richard M Allen Department of Earth and Planetary Science University of California-Berkeley Submitted to EPSL March 22 2007 Modified April 4 2007 Revised Sept 24 2007 Accepted Sept 29 2007 San Antonio, Texas. May 2. nd. ,2013. Xinglu. Lin. 5/1/2013. 1. Reverse Time Migration (RTM). Original reverse-time migration (RTM) concept is a velocity model-dependent method which can migrate two-way waves in depth using the reverse-time backward propagated wave-field. .