Fracture Detection by Azimuthal Differential Residual Moveout

Juefu Wang

Search and Discovery.com

... stage. Typically, there are two kinds of noise we try to remove: random noise and multiples. We choose to attack random noise by 4D prestack FX...

Fracture Detection by Azimuthal Differential Residual Moveout

Juefu Wang

Search and Discovery.com

... stage. Typically, there are two kinds of noise we try to remove: random noise and multiples. We choose to attack random noise by 4D prestack FX...

Abstract: How to Attenuate Diffracted Noise: (DSCAN) A New Methodology; #90211 (2015)

Ali Karagul, Todd Mojesky, XinXiang Li, and Necati Gulunay

Search and Discovery.com

... of signal and coherent noise by migration filtering: Geophysics, v. 65/2, p. 574-583. Datapages/Search and Discovery Article #90211 CSPG© 2015 CSPG...

Attributes Assisted Seismic Interpretation in Pre-Stack Time versus Depth Migration Data; #41637 (2015)

Tengfei Lin, Hang Deng, Zhifa Zhan, Zhonghong Wan, Kurt Marfurt

Search and Discovery.com

... algorithms, which improve imaging in the presence of random noise. In contrast to random noise, all coherence algorithms are sensitive to fault...

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

... wrap 3D random noise attenuation in offset domain (FxyEdit) Control stack / QC OUTPUT 2 Preliminary velocity analysis every 1 x 1 km Data matching...

Detection and suppression of strong energy interference waves within the black triangleŽ using a data-driving self-adaptive frequency-decomposition approach

Haifeng Chen, Xiangyang Li, Zhongping Qian, Pengyuan Sun, Xiaoying Qin, Dingyu Xiong

International Meeting for Applied Geoscience and Energy (IMAGE)

... area, making subsequent data processing, such as, amplitude processing, deconvolution, static correction, and even migration imaging very difficult...

Successful Depth Imaging at Banyu Urip Field

Yuki Y. Agulia, Michael Gurch, Sony Mohammad, Bastian Hutahayan

Indonesian Petroleum Association

... ground-roll and random noise. 5D interpolation was applied to provide uniform sampling throughout the survey. A bandwidth extension approach was used...

Analysis of rank-reduction methods for filtering and interpolation

Rafael Manenti, Mauricio D. Sacchi

International Meeting for Applied Geoscience and Energy (IMAGE)

... will have a rank of k. The presence of random noise or the absence of random traces in our data increases its rank, which means that a rank reduction...

Dip and Azimuth Determination in 3D CRS-Stack

A. Hendriyana, M. Jaya, R. Sule, A.D. Guntara

Indonesian Petroleum Association

... energy while random noise is cancelled in theory. In the surface, those traces not only belong to a one Common-Depth-Point (CDP) but involve several CDPs...

Abstract: Least Squares Pre-Stack Time Migration for Imaging and Reconstruction of Converted Waves; #90224 (2015)

Aaron Stanton

Search and Discovery.com

... migration to converted waves. Converted waves suffer from some additional complications compared to P-waves. The signal to noise ratio can be significantly...

Abstract: Can Interpolation Help Reduce Acquisition Costs? A Case Study; #90187 (2014)

Ye Zheng, Balazs Nemeth, Christian Escalante, Andrea Crook, Keith Millis, and Laurie Ross

Search and Discovery.com

... geological features, interpolation can eliminate acquisition footprints, remove random noise and improve the quality of seismic image. AAPG Search...

Pseudo 3D Seismic Generation From Multi-Vintage 2D and 3D Seismic Data for Hydrocarbon Exploration at Eastern Indonesia Basin

Agus Abdullah, Syaiful Basyuni

Indonesian Petroleum Association

... image quality in the entire zone from shallow down to deep targets by applying random noise attenuation, spectral shaping, and so on. Anomalous amplitude...

Towards Improved Quality and Accuracy of Deeper Target Images on Land Data

Afiq Mokhtar, Riaz Alai, Christopher Lee Slind, Poetri Monalia, Rizki Krishna Pratama

Indonesian Petroleum Association

... attenuation, coherent and random noise attenuation, amplitude correction, and residual statics. All these processes were conducted iteratively to ensure...

Abstract: Comparative Study on 2D Microseismic Source Location with Synthetic Seismograms Recorded by Borehole- and Surfacereceiver Arrays; #90224 (2015)

Anton Biryukov, Simon G.E. Harvey, and Giovanni Grasselli

Search and Discovery.com

... seismograms and perform the Reverse Time Migration (RTM) routine. A specific geometry, source input and on-surface noise conditions were introduced...

Abstract: Uncertainty in Surface Microseismic Monitoring, by Mueller, Michael C. and Thornton, Michael; #90166 (2013)

Search and Discovery.com

Application of high-end seismic imaging technologies for field development in NWS Australia

Min Lee Chua, Kai Zhao, Narcisa Lazarescu, Wai King Yong, Sergey Birdus, Alexey Artemov, Xiang Li

Petroleum Exploration Society of Australia (PESA)

...equency random noise and thus provides higher signal-to-noise ratio. From the comparison, it shows that AVO character is preserved by LSQ-PSDM with...

High-precision seismic imaging for complex deep structures in the hydrocarbon exploration using a coherent-stacking-based least-squares migration

Jidong Yang, Jianping Huang, Tengfei Lin, Zhenchun Li, and Liang Chen

AAPG Bulletin

... realistic errors into the background velocity model, we first generate a model of band-passed random noise (Figure 6A) and then apply a structural...

Anisotropic Pre-Stack Depth Migration in the Cusiana and Cupiagua Sur Fields

J. Checa, M. Mesa, N. Burke, J. Calderon, H. Alfonso, U. Egozi, B. Ver West, M. Yates

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... bursts. A two pass FX filtering was used to remove both low frequency noise and high frequency random spikes. Ground roll removal was addressed...

Horizontal well S-wave imaging method and application

Hongliang Wu, Peng Liu, Ning Li, Yi Huang, Hao Zhang, Wenhao Zhang, Han Tian, Yusheng Li, Zhou Feng, Yongjian Zeng

International Meeting for Applied Geoscience and Energy (IMAGE)

... and high frequency noise, and incoherent random noise. Taking the bad trace noise as an example, a bad trace reconstruction method based on matched tracing...

Widening the Acquisition Time Window with Swell Noise Attenuation Capability (Geophysics Paper 3)

George McKinley, Wayne Zanussi

Geological Society of Malaysia (GSM)

... including prestack time and depth migration and 4D processing. A major factor in the noise attenuation processing involved applying CGGVeritas proprietary...

Abstract: Origin of the Drake Anticline and the Giant Drake Gas Field, Melville Island, Nunavut, CA, by Keith Dewing; #90177 (2013)

Search and Discovery.com

Limitations on Resolution of Seismic Reflections and Geologic Detail Derivable from Them: Section 1. Fundamentals of Stratigraphic Interpretation of Seismic Data

Robert E. Sheriff

AAPG Special Volumes

... of coherent wavetrains, as well as random noise. Predictive deconvolution and common-depth point stacking attenuate multiples. Deconvo ution helps remove near...

Abstract: Elementary Channel Migration in Turbidite Systems: Random Or Process-Related Evolutions?, by Richard Labourdette and Martine Bez; #90078 (2008)

Search and Discovery.com

Stacking common-image gathers via the flatten-illumination-similarity method

Chengliang Wu, Huazhong Wang, Bo Feng, Chao Ning, Xianggong Tang

International Meeting for Applied Geoscience and Energy (IMAGE)

... with the conventional stack method reveals that the proposed method is successful in eliminating random noise (indicated by black arrows...

Benefits and uplift of focused post-migration gather conditioning over prospect specific areas - An Indonesian case study

David Jessup, Dave Goulding, Andy Kalil

Southeast Asia Petroleum Exploration Society (SEAPEX)

..., Random Noise Attenuation, Q-compensation, and Trim Statics. The full-volume QC attributes were computed to measure AVA compliance, residual moveout, gather...