Ultrasound reverse time migration for human brain imaging

Ting Li, Bo Feng, Yang Zhou, Rongwei Xu, Huazhong Wang

International Meeting for Applied Geoscience and Energy (IMAGE)

...-frequency noise through spatial and temporal derivatives, resulting in an RTM image that preserves the true reflection data. The workflow as follows...

Petrography and Reservoir Physics II: Relating Thin Section Porosity to Capillary Pressure, the Association Between Pore Types and Throat Size (1)

CATHERINE A. MCCREESH , ROBERT EHRLICH , and STERLING J. CRABTREE

AAPG Bulletin

... the relative amount of filling of that pore type for each pressure interval. The coefficients associated with some pore types may equal zero in some equations...

Reservoir Characterisation Study: Inter Well Reservoir Property Prediction and Mapping by Petrophysics Data and Seismic Data Integration

Robi Junipa, Michel Bee

Indonesian Petroleum Association

... of their correlation coefficients are chosen: reflection strength, RMS amplitude, total absolute amplitude, average absolute amplitude). Figure 12 shows...

Coupling Geomechanics and Petrophysical Measurements for Production Enhancement in Organic-Rich Shales

Azra N. Tutuncu, Daisuke Katsuki, Binh T. Bui, Anton Padin, Bryan McDowell

Unconventional Resources Technology Conference (URTEC)

..., compressional and shear wave velocities were also collected through pulse transmission technique at several triaxial stress state conditions along...

CSPG/CSEG/CWLS GeoConvention 2012, May 14-18, 2012 Calgary TELUS Convention Centre & ERCB Core Research Centre, Calgary, Alberta, Canada; - Abstracts, #90174 (2014).

Search and Discovery.com

Strike Line Methodology as an Optimization to Exploring in Fold and Thrust Belts

B. A. Blake, D. Figueroa, A. Otero, R. Manceda, W. Prayitno

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... are a function of both age and compaction (burial). Densities are assigned to each formation to generate reflection coefficients. The density values...

Thickness Prediction of Tectonically Deformed Coal Using Calibrated Seismic Attributes: A Case Study

Tongjun Chen, Xin Wang

Petroleum Exploration Society of Australia (PESA)

... to calibrate seismic attributes of a thin coal-bed reflection, and use the calibrated attributes to estimate the distribution of tectonically deformed coal...

Reservoir Properties Inferred from Seismic Response in Areas with Minimal Log Control: Fractured Reservoirs: Origin, Description, Evaluation

J. D. Loren, J. T. Kulha, K. S. Renbarger, R. M. Sneider

AAPG Special Volumes

... the resulting data file determines the appropriate coefficients for the algorithms which yield synthetic acoustic and density logs. Comparison...

SYNTHETIC SEISMOGRAMS

Search and Discovery.com

The Evaluation of an Oil Discovery: How to Locate the Second, Third and Fourth Wells

Parke A. Dickey

Southeast Asia Petroleum Exploration Society (SEAPEX)

... velocity). From the acoustic impedance log a log of reflection coefficients (Figure 7) can be derived using the following equation: Figure 7. Conversion...

Geologic Evolution of the Aleutian Ridge–Implications for Petroleum Resources

David W. Scholl, Tracy L. Vallier, Andrew J. Stevenson

Alaska Geological Society

... section, based on reflection events and horizons, of upper crustal rocks of the Aleutian Ridge, Amlia corridor. Subbottom information is based chiefly...

Mapping Stratigraphic Traps with Electrical Transients

Jamil Azad

CSPG Bulletin

... to obtain a reflection from hydrocarbon accumulations occurring in the subsurface. This information is used to plot the areal extent of pools...

ABSTRACT: Reflection Shear-Wave Data Along the Principal Axes of Aximuthal Anisotropy, by Heloise B. Lynn and Leon A. Thomsen; #91038 (2010)

Search and Discovery.com

Abstract: Interpretation of 2-D Multichannel Seismic Reflection Data Across the Sohm Abyssal Plain along the Scotian Margin

Kevin DesRoches, John Wade, John Shimeld, Qingmou Li

Atlantic Geology

...Abstract: Interpretation of 2-D Multichannel Seismic Reflection Data Across the Sohm Abyssal Plain along the Scotian Margin Kevin DesRoches, John...

Seismic Facies and Depositional Processes of Modern Off-Platform Carbonate Rocks in Northern Bahamas: ABSTRACT

Henry T. Mullins, A. Conrad Neumann

AAPG Bulletin

... 1979 500 500 63 3. (March) Seismic facies analyses of more than 1,200 km of high-resolution air-gun seismic reflection profiles, combined...

Recognition of a Thin Stratigraphic Trap by Seismic Reflection Character Analysis: ABSTRACT

Roger M. Slatt, Kathe Lighty, John Robinson

AAPG Bulletin

...Recognition of a Thin Stratigraphic Trap by Seismic Reflection Character Analysis: ABSTRACT Roger M. Slatt, Kathe Lighty, John Robinson 1985 307 308...

Abstract: Near Surface Seismic Reflection Studies to Delineate Depth to Bedrock, Salbukh, Saudi Arabia, by G. Al-Anezi,#90188(2014)

Search and Discovery.com

Jurassic deep-water reservoirs at a transfer-transform offset: Modeling the mixed carbonate-siliciclastic Shelburne subbasin, southeastern Canadian margin

Justin Nagle, David J. W. Piper, E. Marfisi, Georgia Pe-Piper, and F. Saint-Ange

AAPG Bulletin

... analysis indicates that clastic sediments from the Shelburne delta prograded into deep water, even if water discharge and sand diffusion coefficients were...

Differential petroleum charging controlled by movements of two strike-slip faults in the Shunbei area, Tarim Basin, northwestern China

Fuyun Cong, Jinqiang Tian, Fang Hao, Qi Wang, Jianzhang Liu, and Zicheng Cao

AAPG Bulletin

... and the according eroded thickness were constrained independently by geophysical methods (e.g., via seismic reflection data and well logs) according...

Reservoir Dynamics and the New Geophysics

David Bamford

GEO ExPro Magazine

... feature of the correlations is their long-range nature. This characteristic is common and fairly robust. Large correlation coefficients have been observed...

Abstract: Mapping Lithological Heterogeneity in Athabasca Oil Sand Reservoirs Using Surface Seismic Data: Case History; #90171 (2013)

Yong Xu and Satinder Chopra

Search and Discovery.com

... domain; (3) accounting for the strong reflection from the McMurray-Devonian interface; and (4) reducing the distortion due to NMO stretch...

4D Seismic and Rock Physics Modeling Responses to Reservoir Steam Flood

Muhammad Edisar, Lilik Hendrajaya, Gunawan Handayani, Umar Fauzi, Laode Ngkoimani, Yarmanto

Indonesian Petroleum Association

... University Press. Ostrander, W., J., 1984. Plane-wave Reflection Coefficients for Gas Sands at Non-normal Incidence: Geophysics, v. 49, p. 1637-1648...

Application of seismic attributes to delineate the geological features of the Malay Basin

Abd AlSalam Almasgari, Mohamed Elsaadany, Abdul Halim Abdul Latiff, Maman Hermana, Abdul Hadi Bin Abd Rahman, Ismailalwali Babikir, Qazi Sohail Imran, Nicholas Fogne Appiah, Teslim Oyediran Adeleke

Geological Society of Malaysia (GSM)

... is a powerful tool of the reflection seismology for petroleum exploration and finds wide application; it utilizes the anomaly identification to extract...

Time Lapse Feasibility Seismic Study of Gas Carbonates Reservoir in Tetra Field, Indonesia

Helmi Indrajaya, Boris Gurevich, Maxim Lebedev, Sigit Sukmono

Indonesian Petroleum Association

... substitution scenarios than P-wave and S-wave. Amplitude Versus Offset (AVO) The basic assumption about the relationship between reflection coefficients...

What do acoustic FWI derived amplitudes mean in terms of elastic properties?

Dhananjay Kumar, Ana Garcia-Ceballos, Joe Dierkhising, Abigail Maxwell, Akkel Paul

International Meeting for Applied Geoscience and Energy (IMAGE)

... models and well logs across various wells. Figure 10 presents correlation coefficients between FWI models and wells logs for the entire well at two...