Polarization Filter by Eigenimages and Adaptive Subtraction to Attenuate Surface-Wave Noise; #41565 (2015)

Stephen Chiu, Norman Whitmore, Michael Gurch

Search and Discovery.com

... processing techniques to separate signals from strong surface noise in lieu of signal enhancement through receiver-array summing. The advantages of using...

Simultaneous Sources: The Inaugural Full-Field, Marine Seismic Case History from Australia (Paper A2)

I. Moore, D. Monk, L. Hansen, C. Beasley

Geological Society of Malaysia (GSM)

... to be used on full-scale 3D surveys. The critical sourceseparation step in the processing sequence performed well. There was very little signal leakage...

Multichannel compressive sensing for seismic data reconstruction using joint sparsity

Iga Pawelec, Michael Wakin, Paul Sava

International Meeting for Applied Geoscience and Energy (IMAGE)

... in the recovered data. Following the terminology from the signal processing community, we use the term ‘multichannel’ to refer to multiple measurements available...

Robust Event Recognition in Real-Time Hydraulic Fracturing Data for Live Reporting and Analysis

Samid Hoda, Jessica Iriarte

Unconventional Resources Technology Conference (URTEC)

.... A. Shenoi, 2005. Introduction to Digital Signal Processing and Filter Design. John Wiley & Sons Bommer, P., Iriarte, J., Bayne, M., Cline, C., Ramirez...

Identification and Quantification of Parasequences Using Expectation Maximization Filter: Defining Well Log Attributes for Reservoir Characterization

Saurabh Sinha, Raj Kiran, Javier Tellez, Kurt Marfurt

Unconventional Resources Technology Conference (URTEC)

... to the conventional parasequence thickness map to provide quantitative well log attributes to help aid the geologic interpretation. Introduction...

Qualitative and Quantitative Monitoring of Seismic Quality During Data-Processing for Future Seismic Reservoir Characterization Studies (Sisi-Nubi Field, Indonesia)

Rangga A. Brahmantio, Mikhail Baturin, Florent Bertini, Jean-Marie Jourdan

Indonesian Petroleum Association

...Qualitative and Quantitative Monitoring of Seismic Quality During Data-Processing for Future Seismic Reservoir Characterization Studies (Sisi-Nubi...

Abstract: Variable-factor S-transform for Time-frequency Decomposition, Deconvolution, and Noise Attenuation; #90172 (2014)

Todor I. Todorov, Gary F. Margrave

Search and Discovery.com

... is developed and a synthetic example proves its effectiveness. Introduction Most of today’s seismic data processing and analysis are based...

Induced polarization chargeability calibration standards

John E. E. Kingman, Terry J. Ritchie, Peter Rowston*

Petroleum Exploration Society of Australia (PESA)

... frequencies, what might be an amenable standard for estimating and calibrating primary and secondary signal estimates? Within the digital signal processing...

Abstract: Prestack Rank-Reduction-Based Noise Suppression: Practise; #90171 (2013)

Lynn Burroughs and Stewart Trickett

Search and Discovery.com

... for AVO analysis. Introduction Prestack random-noise suppression is a difficult problem in land seismic processing. Some reasons for attempting...

Abstract: Prestack Rank-Reduction-Based Noise Suppression: Practise; #90171 (2013)

Lynn Burroughs and Stewart Trickett

Search and Discovery.com

... for AVO analysis. Introduction Prestack random-noise suppression is a difficult problem in land seismic processing. Some reasons for attempting...

Principles and Techniques of VSP Data Processing

A.A. Tabakov, V.N. Ferentsi, H.Garvini

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... of the presented technology of VSP data processing. INTRODUCTION Vertical seismic profiling invented in 1960s by E.I. Galperin has become a useful tool...

3D ultra high resolution seismic processing „ A case study from offshore USA

Bertrand Caselitz, Luca Limonta, Julien Oukili, Jonas Tegnander, Vicky Catterall

International Meeting for Applied Geoscience and Energy (IMAGE)

... sampling rate. In the initial stages of signal processing, achieving a broadband wavelet is crucial to maximize resolution and recover fine...

Source-Generated Seismic Noise in 2-D Reflection Surveys in the Basin and Range Physiographic Province: Issues, Attenuation and Case Histories, #40955 (2012)

David A. Smith, Jim Hild, Jim Pfeiffer, Peter Drakos

Search and Discovery.com

... solutions from geothermal cells. Sites associated with igneous and metamorphic rocks are notorious for seismic signal attenuation and scattering...

Abstract: Generalized Frames for Gabor Operators in Seismic Imaging; #90172 (2014)

Michael P. Lamoureux, Gary F. Margrave, Peter C. Gibson

Search and Discovery.com

... for many nonstationary filtering operations. Introduction In seismic data processing, we are often in a situation where there are good theories...

ABSTRACT: Geoscience Careers in the Oil and Gas Industry: A Most Excellence Adventure, by Lorie Dunne, John Barton, and David Ewen; #90158 (2012)

Search and Discovery.com

Noise Identification in Passive Seismic Hydrocarbon Reservoir Microtremor Data

Muhammad Fadhillah Akbar, Afnimar, Andri Dian Nugraha, Dimmas Ramadhan, Guntur Mulyanagara

Indonesian Petroleum Association

... Hz. This spectral anomaly is called Hydrocarbon Microtremor (HM) signal. Analysis of this characteristic spectral anomaly has been used...

4D batchŽ FWI „ Sampling the null-space and random matrix theory

Madhav Vyas, Simon Luo, Esteban Díaz

International Meeting for Applied Geoscience and Energy (IMAGE)

... is a function of seismic acquisition, processing and other factors such as water-velocity variations. The part of the signal-to-noise equation...

Different Approaches of Combining Geophone and Hydrophone Data From OBC Seismic at Bintuni-Berau Bay, Papua

Tepy Septyana, Yayat Supriatna, Supriyono, Greg Schurter, James Keggin, Jean-Jacques Chameau

Indonesian Petroleum Association

.... An added advantage of these methods, beyond improving signal to noise ratio, is that independent processing up to stack delivers separate images of geophone...

Imaging Complex Structures in Colombia … Full Wave Equation Migration Approach

Hector A. Alfonso, Luis E. Rojas, Weizhong Wang, Jie Zhang, Oz Yilmaz

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... velocities estimated at reflector positions, not at reflection positions. Introduction It is well known the problem in processing data from complex...

Subsurface imaging with near field hydrophone data of OBN acquisition

Lei Runchen, Chen Haolin, Xu Zhaohong, Wei Xiubo, Liu Zhao, Luo Minxue

International Meeting for Applied Geoscience and Energy (IMAGE)

..., a scheme for processing the near field data recorded by the NFH was proposed. 1 Introduction For all marine seismic explorations using air-gun source...

An improved Holo-Hilbert spectral analysis guided by fast matching pursuit

Chaohe Wang, Zhaoyun Zong

International Meeting for Applied Geoscience and Energy (IMAGE)

... Geologists REFERENCES Dragomiretskiy, K., and D. Zosso, 2014, Variational mode decomposition: IEEE Transactions on Signal Processing, 62, no. 3, 531–544...

Full Spectrum Gravity --- Improving AGG Data Quality at Both Ends of the Spectrum

Chris van Galder, Mark Dransfield

Petroleum Exploration Society of Australia (PESA)

... & Dransfield acquisition noise and not geological signal. Anomalies in the acquisition noise reduced data are clearer than on the standard processing...

North Belut 3D Seismic Processing Experience: The First High-Resolution High-Density Q-Marine Survey Conducted in Indonesia

Andreas T. Waluyo, Michael I. Challis

Indonesian Petroleum Association

... IN INDONESIA Andreas T. Waluyo* Michael I. Challis** ABSTRACT INTRODUCTION In 2005, ConocoPhillips awarded WesternGeco Jakarta Data Processing Center Pre...

Monitoring and Imaging the Dynamics and Extent of Hydraulic Fracturing Fluid Movement Using Ground-Based Electromagnetics, With Application to the Eagle Ford Shale

Mark S. Hickey, Santiago Treviño, Mark Everett

Unconventional Resources Technology Conference (URTEC)

... of magnitude lower than signals using the parallel RX-dipole orientation. The larger signal of the parallel orientation allows for easier processing...

Q Marine

PESA Staff

Petroleum Exploration Society of Australia (PESA)

... and processing of point receiver towed streamer data ca l led Q Marine. Q-Marine al lows the recording of more than 4,000 individual hydrophones on each...