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The AAPG/Datapages Combined Publications Database
Showing 1,201 Results. Searched 200,357 documents.
Convolution and Deconvolution: ABSTRACT
T. Cantwell, Robert H. Ray
AAPG Bulletin
... the line as subsurface conditions changed. A deconvolution process, to remove the effects of the earth filter, is applied to the seismograms...
1967
Fast and efficient structure-oriented preconditioning with on-the-fly dip estimation
Rodrigo Felicio Fuck, Lorenzo Casasanta
International Meeting for Applied Geoscience and Energy (IMAGE)
... a novel, computationally efficient model preconditioner, the guided filter, a multi-dimensional, structure-oriented, and edge-preserving filter...
2023
Abstracts: Ground Roll Attenuation Using LWD; #90173 (2015)
Ken Kocon and M. Sacchi
Search and Discovery.com
... of local operators. A seismic record, D(x,t), can be represented in terms of the local operators ( , ) and a matrix of coefficients (or shaping filter...
2015
Wavelet Processing
Lee Lu
Indonesian Petroleum Association
... the waveform is known, we can design an inverse phase filter (or shaping filter) to convert it to a zero-phase (or minimum-phase) desired out-put with the same...
1978
Deterministic and Statistical Wavelet Processing
Lee Lu
Southeast Asia Petroleum Exploration Society (SEAPEX)
... wavelet processing, the wavelet is given, we can then design a shaping filter to shape the wavelet to a desired output to improve the resolution of data...
1980
VSP Guided Reprocessing and Inversion of Surface Seismic Data
R. Gir, Dominique Pajot, Serge Des Ligneris
Southeast Asia Petroleum Exploration Society (SEAPEX)
... that have gas reservoirs are particularly affected. Filter Computation, Shaping and Smoothing The third stage involves individual filter computation...
1988
Shaping regularization by fast explicit diffusion
Sergey Fomel
International Meeting for Applied Geoscience and Energy (IMAGE)
...Shaping regularization by fast explicit diffusion Sergey Fomel Shaping regularization by fast explicit diffusion Sergey Fomel, The University...
2022
Broadband Marine Seismic, Does Acquisition Make a Difference?
Martin Bayly, Sandeep Kumar Chandola, Low Cheng Foo, Abdul Aziz Muhamad, Swee Leng Ng
Indonesian Petroleum Association
.... This allows the application of deterministic inverse operators to not only “de-phase” and re-datum the data but also frequency shaping the output data...
2013
Abstract: The Role of Vegetation in Shaping the Architecture of an Early Pennsylvanian Braided River: The Boss Point Formation of Atlantic Canada
A. Ielpi, M. R. Gibling, A. R. Bashforth, C. Lally, M. C. Rygel, S. Al-Silwadi
Atlantic Geology
...Abstract: The Role of Vegetation in Shaping the Architecture of an Early Pennsylvanian Braided River: The Boss Point Formation of Atlantic Canada...
2014
Abstract: Seismic Data Balancing using Histogram Shaping, by S. Al-Dossary and J. Ren, #90188 (2014)
Search and Discovery.com
2014
Abstract: Seismic Data Decomposition into Spectral Components Using Regularized Nonstationary Autoregression; #90187 (2014)
Sergey Fomel
Search and Discovery.com
... using regularized nonstationary regression (RNR). Shaping regularization ensures stability of the estimation process and provides controls on smoothness...
2014
Optimum Deconvolution for Seismic Inversion Purposes
M. Suprajitno, L. Nutt, P. Busono
Southeast Asia Petroleum Exploration Society (SEAPEX)
... of the original seismic data and the efficiency of the seismic processing. In particular the efficiency of wave shaping and the of an appropriate low frequency...
1988
A recipe for practical iterative LSRTM with synthetic and real data examples from Brazil
Valeriy Brytik, Gopal Palacharla, Rishi Bansal, Diwi Snyder, Xu Li, Young Ho Cha, Partha Routh, Inma Dura-Gomez, Dmitriy Pavlov, Carey Marcinkovich
International Meeting for Applied Geoscience and Energy (IMAGE)
.... The improvements include wavelet selection, smart preconditioning via NMF (non-stationary matching filter), inversion parameter selection, multi-domain...
2022
Abstract: Inversion Approach to Calculate Instantaneous Frequency; #90174 (2014)
Jiajun Han and Mirko van der Baan
Search and Discovery.com
... and meaningful with the help of shaping operator. Synthetic examples demonstrate the suitability of the inversion method to calculate instantaneous frequency...
2014
Thin Layer Imaging by Wavelet Transform Enhancement
Randy Condronegoro, Woro Sutjiningsih, Herlan Setiadi, Khairul Ummah, Dythia Prayudhatama
Indonesian Petroleum Association
... through the earth’s strata one time). Next, a shaping filter to correlate seismic data and the VSP data was derived. The shaping filter was then applied...
2013
2010
Low-rank representation for reflectivity model and its applications in least-squares migration
Jidong Yang, Jianping Huang, Hejun Zhu, George McMechan
International Meeting for Applied Geoscience and Energy (IMAGE)
... reflectivity models. Numerical experiments for synthetic and field data demonstrate that the low-rank constraint outperforms conventional shaping...
2024
Seismic signal considerations for fast reservoir characterization
Folkert Hindriks
International Meeting for Applied Geoscience and Energy (IMAGE)
... neighboring traces and interpretation efficiency thus benefits from a spectral shaping that improves the trace-to-trace correlation. For reservoir property...
2024
High-resolution imaging with FWI on wide azimuth towed streamer data: Application in the Mississippi Canyon, GoM
Wanying Wang, Simon Luo, Xiaolei Song, Lennon Infante, Imtiaz Ahmed, Qingsong Li, Ganyuan Xia, Katrina Packer
International Meeting for Applied Geoscience and Energy (IMAGE)
... of the high frequency content in the data through spectral shaping by applying a filter that enhances the higher frequency band (Figure 4). The resulting...
2024
Reflection waveform inversion regularized with structural constraints and scattered data interpolation
Chengliang Wu, Huazhong Wang, Bo Feng, Ting Lei, Rongwei Xu, Shen Sheng
International Meeting for Applied Geoscience and Energy (IMAGE)
... domain to improve the robustness of FWI, where structural information is estimated through Shaping regularization. Li and Harris (2018) incorporated...
2023
SEISMIC DETECTION OF THE ROSE RUN SANDSTONE IN SOUTH-CENTRAL OHIO
James R. Morris, Belden & Blake Corporation, Titusville, Pennsylvania, in conjunction with Quaker State Corporation and KEP Exploration, Inc.
Ohio Geological Society
...-central Ohio include small charge arrays, 75-foot station intervals, and a 27-hertz low-cut field filter. To maximize...
1995
Detection threshold of a shallow CO2 plume with VSP data from the CaMI Field Research Station
Brendan J. Kolkman-Quinn, Donald C. Lawton
International Meeting for Applied Geoscience and Energy (IMAGE)
... and the American Association of Petroleum Geologists VSP detection threshold of a shallow CO2 plume equalization, shaping filters designed from both...
2022
IV. The Role of Seismic Wavelets and Wavelet Processing
Norman S. Neidell
AAPG Special Volumes
... the filter setting normally applied for 4 msec. and 2 msec. data sampling. Note how the severity of the distortion increases as the central frequency...
1979
Abstract: Time-varying Wavelet Estimation and Deconvolution; #90171 (2013)
Mirko van der Baan
Search and Discovery.com
... and processing sequence, phase mismatches regularly occur between final processed data based on deterministic zero-phase shaping and zero-phase...
2013