Development of deep learning method for automatic seismic first break picking

Albert Farkhutdinov, Ruslan Malikov, Izat Shahsenov

International Meeting for Applied Geoscience and Energy (IMAGE)

.../10.1190/segam2018-2998293.1. Gelchinsky, B., and V. Shtivelman, 1983, Automatic picking of first arrivals and parametrization of traveltime curves: Geophysical...

3D seismic modelling fast adaptability in the face of operational constraints „ A case study

Clemence Cuvilliez, Aline Robin, Veronique Duprat, Camille Le Magoarou, Bruno Pagliccia, Severin Rubio, Enrico Zamboni

International Meeting for Applied Geoscience and Energy (IMAGE)

... pair, of all reflectivity points that each pair can record whilst considering wave propagation aspects (amplitude, traveltime, direction, etc...

The Global Offset Seismic Approach: Improving Seismic Imaging In Complex Geological Settings

Paolo Dell'Aversana

Petroleum Exploration Society of Australia (PESA)

... approach. Extended abstract, SEG San Antonio. lmprota, L., Herrero, A., Zollo, A., Dell' Aversana, P. and Morandi, S., 2001, 2D non-l inear traveltime...

High-End Model Building Techniques for Revealing a Pre-Carbonate Reservoir Offshore East Natuna Basin, Indonesia

Jun Wang, Yonghe Guo, Yitao Chen, Muhammad Nauvall Juliansyah, Nick Crabtree

Indonesian Petroleum Association

...-equation traveltime inversion, Geophysics, 56, no 5, 645-653. Pratt, R. G., 1999, Seismic waveform inversion in the frequency domain, part 1: Theory...

The Evolution of the South China Sea Basin in the MesozoicCenozoic and Its Significance for Oil and Gas Exploration: A Review and Overview

Fengli Yang, Dengliang Gao, Zhuan Sun, Zuyi Zhou, Zhe Wu, Qianyu Li

AAPG Special Volumes

... from Chen and Wen, 2010). TWT = two-way traveltime. 50 km (31 mi).Figure 6. Seismic section L2 across the Baiyun subbasin in the northern margin (see...

Three-Dimensional Seismic Volume Visualization of Carbonate Reservoirs and Structures

Jose Luis Masaferro, Ruth Bourne, Jean Claude Jauffred

AAPG Special Volumes

..., and C are locations of wells shown in this study. Color bar in two-way traveltime (TWT).FIGURE 9. Khuff Formation, northern Oman, K2 reservoir...

Multicomponent Seismic Studies of the Gas-hydrate System at the Storegga Slide

Stefan Bunz, Jurgen Mienert, Karin Andreassen

AAPG Special Volumes

... (18044265 ft) (Figure 4a). The BSR is shallowest with 860 ms twt (two-way traveltime) beneath the sea surface (180 ms twt subbottom depth) in the vicinity...

Subsurface Maps: Part 6. Geological Methods

K. W. Weissenburger

AAPG Special Volumes

... An isochron map is a contour map of equal values of seismic traveltime between selected events (Tucker, 1988). Isochron maps are the seismic analog...

1.2 Seismic Stratigraphy: 1.2.1 High Resolution Profiles: Slump Structures on the Outer Continental Margin of Southwestern Africa

R. V. Dingle

AAPG Special Volumes

... slumped masses from seismic profiles. In the following account of the seismic profiles A-C, vertical scales are shown in seconds of traveltime (two-way...

Geologic Evolution of a Pliocene-Pleistocene Salt-Withdrawal Minibasin: Eugene Island Block 330, Offshore Louisiana

Laurel L. Alexander , Peter B. Flemings

AAPG Bulletin

... surfaces (Figure 10B-H), and isochron maps of the intervening intervals (Figure 11A-F) were constructed. The maps are displayed in two-way traveltime...

Neogene–Quaternary postrift tectonic reactivation of the Bohai Bay Basin, eastern China

Lei Huang, Chiyang Liu, Yingbin Wang, Junfeng Zhao, and Nigel P. Mountney

AAPG Bulletin

...: In areas characterized by a very thick accumulation of Neogene–Quaternary strata (equating to more than 2 seconds two-way traveltime on the seismic...

Sequential vertical gas charge into multilayered sequences controlled by central conduits

M. Foschi, J. A. Cartwright, and C. W. MacMinn

AAPG Bulletin

... (0–1 s two-way traveltime [TWT], i.e., the main interval of interest) to 22 m (72 ft) at depth (1–4 s TWT). Horizontal resolution is approximately...

Seismic-based identification and stage analysis of overlapped compound sedimentary units in rifted lacustrine basins: An example from the Bozhong sag, Bohai Bay Basin, China

Sen Li, Hongtao Zhu, Changgui Xu, Hongliu Zeng, Qianghu Liu, and Xianghua Yang

AAPG Bulletin

...; two-way traveltime. The study interval is the Paleogene (Eocene) Dongying Formation (E3d). Overlying Paleogene sedimentary rocks include...

Overpressure transmission through interconnected igneous intrusions

Nick Schofield, Simon Holford, Alex Edwards, Niall Mark, and Stefano Pugliese

AAPG Bulletin

... of intrusions where overpressure was encountered in well 214/28-1. DTC = sonic traveltime; GAPI = gamma ray, API; GR = gamma ray...

Salt-driven evolution of a gas hydrate reservoir in Green Canyon, Gulf of Mexico

Alexey Portnov, Ann E. Cook, Mahdi Heidari, Derek E. Sawyer, Manasij Santra, and Maria Nikolinakou

AAPG Bulletin

..., we use the compressional traveltime and the ring resistivity measurement (the ring resistivity measured by a LWD toroid device). The data from hole...

Linkage and formation of strike-slip faults in deep basins and the implications for petroleum accumulation: A case study from the Shunbei area of the Tarim Basin, China

Yin Liu, John Suppe, Yingchang Cao, Fang Hao, Yiduo Liu, Xi Wang, Kongyou Wu, Zicheng Cao, and Hehua Wei

AAPG Bulletin

... and Tonian; TWT = two-way traveltime. The seismic data sets were interpreted with the seismic layers calibrated by the Northwest Company, Sinopec...

Subsurface temperature from seismic reflections: Application to the post-breakup sequence offshore Namibia

Arka Dyuti Sarkar and Mads Huuse

AAPG Bulletin

...-dimensional; ODP = Ocean Drilling Program. Figure 2. Stratigraphic dip (west-southwest–east-northeast) transect displaying two-way traveltime (TWT...

The evolution of the early Paleozoic carbonate platform in the Central uplift, Tarim Basin, northwestern China, and hydrocarbon accumulation

Huabiao Qiu, Wei Lin, Shang Deng, Huixi Lin, Zhongpei Zhang, Zicheng Cao, Cheng Huang, and Jun Han

AAPG Bulletin

... due to the sedimentary phase change. AC = acoustic curve; Gr. = group; TC1 = Tacan1; TWT = two-way traveltime. The Mesozoic sequence (sequence 5...

Abstract: Characterization of Heavy Oil Reservoir using Vp/Vs Ratio and Neural Network Analysis; #90171 (2013)

Carmen C. Dumitrescu and Larry Lines

Search and Discovery.com

... of the inverted volume. Depending on the seismic data and the number of wells available, a Vp/Vs ratio volume can be obtained from: (i) traveltime measurements...

Converted Shear-Wave Anisotropy: New Technology for Fractured-Reservoir Management; #90017 (2003)

James Gaiser, Richard Van Dok

Search and Discovery.com

... help in the petrophysical description of the fractured reservoir. More importantly, PS-waves yield traveltime differences between the fast and slow...

3D Refraction Statics Integrated with Surface-Consistent First-Break Picking, Iterative Inversion, and 3D Visualization

Search and Discovery.com

...) 3D display of shot (tan colour) and reciprocal (red) times, d) vertical traveltime at a midpoint selected in base map b). A 10-shot data subset is used...

Abstract: Characterization of Heavy Oil Reservoir using Vp/Vs Ratio and Neural Network Analysis; #90171 (2013)

Carmen C. Dumitrescu and Larry Lines

Search and Discovery.com

... of the inverted volume. Depending on the seismic data and the number of wells available, a Vp/Vs ratio volume can be obtained from: (i) traveltime measurements...

Abstract: Seismic Detection of Cracks in Carbonates Associated with Potash Mining; #90171 (2013)

Zimin Zhang and Robert R. Stewart

Search and Discovery.com

... delay in PS reflection traveltime. 950 950 950 950 DawsonBay 1000 DawsonBay 1000 1000 1050 1050 1000 SecondRedBed PrairieEvaporite Depth (m...

Abstract: Transmission Imaging: Moving Source Offset VSP (MSOVSP) Case Study; #90172 (2014)

Emmanuel Bongajum, Bernd Milkereit, Douglas Schmitt

Search and Discovery.com

...). The imaging condition in this case is applied to the direct energy. In the time-shift method, the traveltime imaging condition is implemented by using ray...

Abstract: Application of 2D Crosscorrelation and Radon Transform for Analysis of Double Couple Microseismic Source; #90187 (2014)

Neda Boroumand and Hassan Khaniani

Search and Discovery.com

..., t is the two-way traveltime, z is the depth to the apex of the hyperbola and p is defined as 1 v x and  is the lag time to be solved. Numerical...