Ukraines Gas-Fuelled Crisis

Nikki Jones, Will Thornton

GEO ExPro Magazine

..., although energy dependency has also helped dampen any East or West impulse for escalation. Just as Ukraine and Europe are reliant on Russian gas...

Table of Contents: 33rd Annual Convention Proceedings, 2009

Indonesian Petroleum Association

..., Reki Indrawan, Redo Waworuntu IPA09-G-149 The Effect of Resistivity Anisotropy on Earth Impulse Responses Folke Engelmark, Bruce Hobbs, Dieter...

Least-squares reverse-time migration with angle gathers through point spread functions

Jianyong Bai, Orhan Yilmaz

International Meeting for Applied Geoscience and Energy (IMAGE)

... to create the PSFs, which are the impulse responses of an angle/azimuth-dependent reflectivity model with constant amplitudes (= 1) at each scatterer...

The Application of Image Processing Techniques for Complex Structures

V. Sudhakar, I. T. McMahon

Indonesian Petroleum Association

... an impulse response which is semi-elliptical out to the maximum dip of reflection energy, but it is a much smaller effect than the migration shift...

Memorial: Alexander Deussen (1882-1959)

Wallace E. Pratt

AAPG Non-Technical and Memorials

... studies. T h e wealth of detail; the patient, accurate observation; the sure deduction; the restraint of all impulse toward speculation; all...

INDULGE ME FOR A MOMENT: THE JOY AND PRIVILEGE OF EDITING PALAIOS

THOMAS D. OLSZEWSKI

PALAIOS

... community to disseminate their research and ideas. An even more recent development than open-access publishing, also driven by the impulse that science...

Extrapolation of Reservoir Lithology Away from Wells Using Seismic-Geologic Controls

Ruben D. Martinez, Geoffrey Mansfield

Indonesian Petroleum Association

... is non integer, and can be as precise as desired. On the other hand, an impulse response model assumes time delays are integer multiples of the sampling...

PP-PS depth-domain AVA inversion

Maud Cavalca, Robin P. Fletcher

International Meeting for Applied Geoscience and Energy (IMAGE)

... be approximated, for a given acquisition system and velocity model, through calculating its (localized) impulse responses to a set of point diffractors, also...

Broadband data with a new low frequency source Acquisition and processing example from the Gulf-of-Mexico

Xuefeng Shang, Maksym Kryvohuz, Hamish Macintyre, Guido Baeten, Thibaut Allemand, Philippe Herrmann, Stephane Laroche, Shuki Ronen

International Meeting for Applied Geoscience and Energy (IMAGE)

... output more closely resembles an impulse. Therefore, the impact of vessel (horizontal) movement on NFH recordings is larger in the TPS acquisition. High...

Impact of Seismic Attenuation on Downhole Microseismic Moment Tensor Inversion

Donghong Pei, Natalia Verkhovtseva, Jon Doucette, Price Stark

Unconventional Resources Technology Conference (URTEC)

... the frequency band of interest. Given a frequency f and the corresponding attenuation quality factor Q, an impulse response of the attenuation...

Automatic well-log baseline correction via deep learning for rapid screening of potential CO2 storage sites

Misael M. Morales, Carlos Torres-Verdín, Michael Pyrcz, Murray Christie, Vladimir Rabinovich

International Meeting for Applied Geoscience and Energy (IMAGE)

... and 𝑈 is the unit step function. The symmetric infinite impulse response (IIR) filter is written as 𝑐 (6) 𝓘𝑿= , (1 − 𝑧⁄ 𝑥)(1 − 𝑧𝑥) where...

Subsurface seismic imaging using drill bit noise

Mehdi Asgharzadeh, Ashley Grant, Andrej Bona, Milovan Urosevic

Petroleum Exploration Society of Australia (PESA)

... will produce a short equivalent impulse response that is needed for imaging using interferometry methods or IVSP migration. The pilot trace will also be used...

Vibration Induced Fatigue; Threats and Mitigation

Helge Lawrenz

Indonesian Petroleum Association

..., and the form is either broadband or harmonic. Broadband excitation simultaneously excites a wide frequency range. It can be a single impulse...

Finite-difference wavefield propagation using superstepping

T. Nemeth, K. Nihei, A. Loddoch, A. Sekar, K. Bube, J. Washbourne, L. Decker, S Kaplan, Ch. Wu, A. Shabelansky, O. Cristea, Z. Yin

International Meeting for Applied Geoscience and Energy (IMAGE)

.... These precomputed Green’s functions become impulse response filters at these locations. Then we apply these filters with the actual wavefields to advance...

Well Productivity Analysis of the Bakken Shale Play

Emilian R. Vankov, Svetlana Ikonnikova, Gurcan Gulen, Kenneth Medlock

Unconventional Resources Technology Conference (URTEC)

... is prohibited. Extended Abstract and Introduction Advanced hydraulic fracturing technologies and increasing oil prices gave an impulse to shale oil resources...

Central Kalimantan Weight Drop Seismic Acquisition and Implication to Petroleum Exploration

Riki Tasrianto

Indonesian Petroleum Association

... weight which is dropped to the ground to produce the sound wave. The weight is dropped so that the response is close to an impulse response. In terms...

Statistical imaging through strongly scattering near-surface with path summation techniques

Andrey Bakulin, Ilya Silvestrov, Maxim Protasov, Dmitry Neklyudov

International Meeting for Applied Geoscience and Energy (IMAGE)

... calculated based on the true model described in (a). The ideal image is derived by convolving the model's reflectivity with the source impulse, as depicted...

Full azimuth angle domain Q prestack depth migration imaging technology: A case study of tight gas in western China

Huahui Zeng, Qin Su, Huijie Meng, Shengtao Zang, Deying Wang, Shuhai Qie

International Meeting for Applied Geoscience and Energy (IMAGE)

... 1 Local Angle domain diagram of imaging point M In the three-dimensional case, the ray tracing results in a diffraction surface, and the impulse...

R&D into Time-Lapse 3-D Seismic with Analogue Sandbox Models

Don Sherlock

Petroleum Exploration Society of Australia (PESA)

... data sets, which involves convolving the raw data w ith an impulse response function, or matching fi lter. This function can be computed on either...

Tectono-Stratigraphic Framework With 2D Palinspatic Reconstruction of Salawati Basin, Bird's Head, West Papua

Alfian Gilang, Adi Gunawan, Sandi Putrazony, Carolus Prasetyadi, Anggit Chandra Prasetyo

Indonesian Petroleum Association

... – 43rd Annual Convention Proceedings, 2019 Cretaceous period, the impulse was formed during the rifting process and then filled with a wide spread...

Offshore Areas of Canadian Arctic Islands--Geology Based on Geophysical Data: Regional Arctic Geology of Canada

S. A. Bourne , A. E. Pallister

AAPG Special Volumes

... correlated at the south end of this section to the point where it intercepts the first water-bottom impulse. From this point, the multiples can...

Energy Resources for Human Settlement in the Solar System and Earth's Future in Space

William A. Ambrose, James F. Reilly II, Douglas C. Peters

AAPG Special Volumes

... and the asteroid belt. Propulsion systems that use nuclear and ion technologies will provide greater specific impulse, defined as how many pounds...

A High-Resolution Seismic Survey to Image the Top of Salt at Avery Island, Louisiana

Dawn Standridge, Cathy Bishop, Gary Kinsland, Robert Schneider, Laura Serpa

GCAGS Transactions

... Institute by University of New Orleans Department of Geology and Geophysics. The EWG is a surface source that generates an impulse by accelerating a weight...

A Revolutionary Workflow for Precise and Fast Calibration of Hydraulic and Natural Fractures Geometries in Sichuan's Shale Gas Basin, Southwest China

Chuxi Liu, Xuefeng Yang, Shengxian Zhao, Deliang Zhang, Dongchen Liu, Wei Yu, Kamy Sepehrnoori

Unconventional Resources Technology Conference (URTEC)

... is completed. The calibration is highly precise and can capture the pumping pressure variation due to the impulse sand fracking technique used for these wells...

The Teaching-Learning Process Paradox of Earth Sciences Engineering Education

Antonio Hernandez-Espriu, Emilio Sanchez-Leon

GCAGS Transactions

... techniques that allow improved learning and hence greater impulse in science and technology development. We have noticed that the “Engineering...