Welcome to the new Datapages Archives
Datapages has redesigned the Archives with new features. You can search from the home page or browse content from over 40 publishers and societies. Non-subscribers may now view abstracts on all items before purchasing full text. Please continue to send us your feedback at emailaddress.
AAPG Members: Your membership includes full access to the online archive of the AAPG Bulletin. Please login at Members Only. Access to full text from other collections requires a subscription or pay-per-view document purchase.
Welcome to the new Datapages Archives
Search Results > New Search > Revise Search
The AAPG/Datapages Combined Publications Database
Showing 772 Results. Searched 200,293 documents.
Impact of an Integrated Seismic Data Processing Approach: A Case Study in Central Sumatra
Mars E. Semaan, Eddy Murhantoro, Maryanto, Achmad Bermawi, Budi Subianto, Hari Santoso
Indonesian Petroleum Association
.... The convolution of this filter with the input data produces the wavelet processed section shown at the bottom of Figure 1. Inversion for the Acoustic...
1992
Incorporating information on varying sedimentation rates into paleontological analyses
Niklas Hohmann
PALAIOS
... a convolution), or as a randomization of a simulated fossil record (Tomaˇov´ ch and Kidwell 2010; Kallenberg 2017; Hohmann 2018; s y Hohmann 2019a, 2019b; Online...
2021
OpenFWI 2.0: Benchmark Datasets for Elastic Full-waveform Inversion
Shihang Feng, Hanchen Wang, Chengyuan Deng, Yinan Feng, Min Zhu, Peng Jin, Yinpeng Chen, Youzuo Lin
International Meeting for Applied Geoscience and Energy (IMAGE)
... stacked upsampling and convolution blocks for improved ∂ 2u 2 2 2 − ∇[ρ(VP − 2VS )(∇ · u)] − ∇ · [ρVS (∇u + (∇u)T )] = s. ∂t 2 (1) Here, u = (ux , uz...
2023
Direct S-wave seismic data interpretation for channel sand reservoir at Sanhu area, West China
Rui Zhang, Zhiwen Deng, Yan Wang, Xiaoyu Xi, Xiusong Wang, Jie Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
.... The inversion of S2 data utilize amplitude-versus-angle (AVA) characters, assuming that the pre-stack S2 data is the convolution result of wavelet...
2023
Nonuniform dispersed source arrays for broadband seismic acquisition
Joaqun A. Acedo, Mauricio D. Sacchi
International Meeting for Applied Geoscience and Energy (IMAGE)
... i stands of ideal and ∗k means convolution in the wave-number domain. The recovering process of NU-DSA entails solving an inverse problem...
2023
Elastic impedance parameterization and inversion for fracture quasi-weaknesses and quasi-Thomsen parameters in fractured reservoirs with monoclinic symmetry
Wei Xiang, Xingyao Yin, Kun Li, Zhengqian Ma
International Meeting for Applied Geoscience and Energy (IMAGE)
... by generating the convolution of the reflection coefficient calculated by Eq. (8) and a 30Hz Ricker wavelet, which is shown in Figure 3(a). Gaussian...
2023
Competition and the Quest for Offshore Leases
C. E. McMichael, R. W. Stephens
GCAGS Transactions
... other factors considered by means of convolution or Monte Carlo methods using a computer program of the necessary type. For our example (Fig. 10...
1976
Acoustic impedance multichannel inversion constrained by spatial reflection features
Yaming Yang, Xingyao Yin, Kun Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... is an elastic parameter reflecting the properties of subsurface rocks and can be obtained from seismic data. According to the convolution model...
2023
Seismic data denoising by combining self-supervised and supervised learning
Yen Sun, Paul Williamson
International Meeting for Applied Geoscience and Energy (IMAGE)
... with convolution blocks of different kernel sizes to capture features at multiple scales. Previous results (Sun et al., 2022) suggest that this can provide more...
2023
Probabilistic centroid moment tensor inversions using geologically constrained priors: Application to induced earthquakes in the Groningen gas field, the Netherlands
La Ode Marzujriban Masfara, Cornelis Weemstra, Thomas Cullison
International Meeting for Applied Geoscience and Energy (IMAGE)
..., the in-line asterisk ∗ represents temporal convolution and T0 the origin time of the event. Assuming Gaussian observational errors and a Gaussian...
2023
Marchenko-based internal multiple attenuation feasibility analysis for a thin-layered media in ultra-shallow water OBN from offshore Middle East
Frederico Xavier de Melo, Suyang Chen, Luis Salinas, Shotaro Nakayama, Nozomi Yamamoto
International Meeting for Applied Geoscience and Energy (IMAGE)
... operators θ between t0 and t2 (virtual event), followed by its convolution with the data with a muting operator below t2. This operation will predict all...
2023
Target-oriented wavefield calculation using Recursive Patched Green Functions
Edwin Fagua Duarte, Janaina Schwarzrock, Danyelle da Silva, Joao Medeiros de Araujo, Mauro Ferreira
International Meeting for Applied Geoscience and Energy (IMAGE)
..., and A. K. Soni, 2018, Target-level waveform inversion: a prospective application of the convolution type representation for the acoustic wavefield...
2023
Estimating CO2 saturation and porosity using the double difference approach based invertible neural network
Arnab Dhara, Mrinal K. Sen, Sohini Dasgupta
International Meeting for Applied Geoscience and Energy (IMAGE)
... by an invertible 1 × 1 convolution layer and affine transformation layer. Given an input vector m, the affine transformation layer splits it into two halves...
2023
Seismic reservoir characterization of the Strawn Group, northern part of the Eastern Shelf, King County, North-Central Texas: Case study
Osareni C. Ogiesoba
International Meeting for Applied Geoscience and Energy (IMAGE)
..., (1) where S is the seismic trace, W is the wavelet, R is the reflectivities, * is convolution operator. The noise is assumed to be random...
2023
A dense linear array for passive seismic imaging of geothermal structural features: The FOAL experiment at Utah FORGE
Jaewoo Kim, Jonathan Ajo-Franklin, Tanner Shadoan, Valeriia Sobolevskaia, Julia Correa, Barry Freifeld
International Meeting for Applied Geoscience and Energy (IMAGE)
...) Comparative seismic section images showing (c) the raw data, (d) data after the application of median filtering, and (e) data post Ricker convolution...
2023
Anisotropic elastic full-waveform inversion for crosswell seismic data for Wyoming CarbonSAFE project
Olga Podgornova, Shujaat Ali, Ting Lei, Peng Li, Matthew Johnson, Lu Lee, Zunsheng Jiao, J. Fred McLaughlin, Erik Borchardt, Lin Liang, Pierre Bettinelli, Joel Le Calvez
International Meeting for Applied Geoscience and Energy (IMAGE)
... depth intervals. We transformed FWI impedance to a pseudo-reflectivity image by applying a convolution-based filtering in the vertical direction. We show...
2023
Robust multichannel prestack AVA inversion based on elastic L1/2 norm
Nanying Lan
International Meeting for Applied Geoscience and Energy (IMAGE)
... 2 2 2 where a1 sec2 2 , a2 4 sin 2 , a3 2 2 sin 2 tan 2 2 . R pp ( ) Based on the Robinson convolution model...
2023
Dual constrained reservoir modeling with geological factors and seismic attributes for exploration stage
Hongmei Luo, Yiran Xing, Changjiang Wang, Zhijing Zhang
International Meeting for Applied Geoscience and Energy (IMAGE)
.... According to the characteristics of seismic data, the method changes the 2D convolution kernel into 3D to obtain the high-dimensional features...
2023
AVAZ inversion for brittleness indicator and fracture parameters of gas-bearing reservoirs with tilted transverse isotropy
Yuanyuan Tan, Guangzhi Zhang, Zhengqian Ma, Ying Lin
International Meeting for Applied Geoscience and Energy (IMAGE)
... by equations: e sin ν e 2 e sin 4 ν . (20) e sin 2 ν e sin 4 ν Similarly, by employing the convolution model and Eq. (11a), we establish...
2023
A graph-space optimal transport FWI approach based on κ-generalized Gaussian distribution
Sérgio Luiz E. F. da Silva, Giorgio Kaniadakis
International Meeting for Applied Geoscience and Energy (IMAGE)
... misfits have been proposed, such as (de)convolution-based objective functions (Luo and Sava, 2011), extended-domain FWI frameworks (van Leeuwen...
2023
Modelling pure qP-wave in attenuative VTI media using fractional viscoacoustic wave equation
Shanshan Zhang, Kun Tian, Ning Qin, Yanguang Wang, Changbo Wang
International Meeting for Applied Geoscience and Energy (IMAGE)
... by convolution between the source wavelet with the Green's function. It can be found that the numerical result agrees almost perfectly with its analytical...
2024
Elastic FWI for joint Vp, Vs and density inversion
Peng Shen, Uwe Albertin, Hermes Malcotti, Josh Haataja
International Meeting for Applied Geoscience and Energy (IMAGE)
... residual. Let ∗ be convolution operator, the residual wavefield becomes R = S∗ (Sσ − dobs ) − αS∗ dobs ∗ (dobs ◦ Sσ )). (3) Let u be the adjoint-state...
2024
A ground roll attenuation method based on CAResU-net with adaptively frequency-induced loss
Siyu Sun, Guosong Tang, Wei Bao, Guofa Li
International Meeting for Applied Geoscience and Energy (IMAGE)
... upsampling using a decoding module, followed by upsampling of the obtained feature map with Pixelshuffle. Finally, a 1x1 convolution and sigmoid function...
2024
A Pressure Transient Technique for Monitoring Waterfloods
Jeff Spath
Indonesian Petroleum Association
... Wells: Constant Rate Solutions and Convolution", SDR Research Note, March 1989. Rengarajan, S.R. and Lewis, J.E.: "Mathieu Functions of Integral Orders...
2000
Joint inversion of multi-height gravity and vertical gradient via physics-informed neural network
Yinshuo Li, Wenkai Lu, Cao Song
International Meeting for Applied Geoscience and Energy (IMAGE)
...]. The inversion model is based on convolutional layers. Since the 3D convolution neural network is computationally heavy, this abstract proposed to reduce...
2024