A practical approach to automate end-to-end multi-stage iterative source separation with prior framework using machine learning

Rajiv Kumar, Yousif Izzeldin Kamil Amin, Riccardo Giro, Sunil Manikani, Nam Pham, Massimiliano Vassallo, Phillip Bilsby, Tao Zhao

International Meeting for Applied Geoscience and Energy (IMAGE)

... manner with ± 1 seconds dither to generate strong-on-weak characteristics of noise, or in flip-flip-flip manner to generate strong-on-strong effects...

Broadband data with a new low frequency source Acquisition and processing example from the Gulf-of-Mexico

Xuefeng Shang, Maksym Kryvohuz, Hamish Macintyre, Guido Baeten, Thibaut Allemand, Philippe Herrmann, Stephane Laroche, Shuki Ronen

International Meeting for Applied Geoscience and Energy (IMAGE)

... to process such multi-voice data, which allows to merge different voices into one broadband dataset. S/N ratio in this frequency range might be a concern...

Abstracts: What Does Microseismic Tell Us About Hydraulic Fractures?; #90173 (2015)

Shawn Maxwell

Search and Discovery.com

... post-injection and would naturally resist „fast‟ localized closing events, in the same way that it is difficult to make noise by rapidly clapping...

Seismic Monitoring of an Associated Gas Huff N PuffŽ for Enhanced Oil Recovery in the Middle Wolfcamp Shale of the Midland Basin, Texas

Abhash Kumar, Richard Hammack, Alex Bear, William Harbert

Unconventional Resources Technology Conference (URTEC)

... and are significantly different URTeC 2818 2 from normal microseismic events in terms of their waveform characteristics and time duration. We aim to use automatic...

The deblending processing of multi-well 3D DAS-VSP data in the Middle East

Fei Li, Gang Yu, Haibo Liu, Jiawen Song, Yanbin Zhang, Yuanzhong Chen, Tiankui Yin, Jianxin Han, Qingfeng Li

International Meeting for Applied Geoscience and Energy (IMAGE)

... delay for multi source vessels, Figure 1. The separation method based on de-noising is to suppress the blending noise by using the random characteristics...

Defining the Relationship Between Fault Throw and Fault Damage Zone Width from Seismic Data by Utilising Seismic Attributes

Chrisnawaty Sirait, Gaynor Paton

Indonesian Petroleum Association

... core. Different from the fault core, the FDZ has no obscure displacement where it becomes subjected to seismic resolution issue. Owing...

Transforming an abandoned well into a permanent downhole receiver array: Harvey-3 case study

Ludovic Ricard, Roman Pevzner, Evgenii Sidenko, Konstantin Tertyshnikov, Sandeep Sharma, Dominique Van Gent, Roman Isaenkov

Petroleum Exploration Society of Australia (PESA)

... Isaenkov CSIRO Perth, WA [email protected] wellbore characteristics for the well, completion and the reservoir. SUMMARY Fibre optic sensing...

DDR: The Technology of Simultaneous Wave Field Analysis and Velocity Model Reconstruction

A. Reshetnikov, A. Tabakov, A. Mukhin, V. Eliseev

Asociación Colombiana de Geólogos y Geofisicos del Petróleo (ACGGP)

... types of waves and all boundaries until all regular events are subtracted and projected on section. Not only primary waves, but also multiples may...

Multiple prediction and removal via zero offset SRME: a case study from the Tarim Basin

Yalin Li, Haijun Yang, Gengxin Peng, Duoming Zheng, Ruirui Zhao, Chuanwen Sun

International Meeting for Applied Geoscience and Energy (IMAGE)

... of the migration section between 4.0s and 4.5s and between 5.0s and 6.5s. In Figure 4a, the events between 4.0s and 4.5s have poor characteristics...

Pores Characteristics and Influencing Factors of Different Types of Shale in China

Search and Discovery.com

Improving the Reliability of Permanent Downhole Monitoring Systems

Tim Conn, Ivan Mombourquette

Indonesian Petroleum Association

.... Figure 1b. ERD Based Sensor Technology. Instrument Cables Several different cabling packages can be used successfully with the digital ERD™ technology...

Reservoir Characterization of Fractured Basement Using Seismic Attributes, Dayung Field Case Study, South Sumatra Indonesia

Yan Darmadi, Agus Harahap, Rita Achdiat, Mugie Ginanjar, John Hughes

Indonesian Petroleum Association

... with eruptive events dating back to between 51 mya and 11 mya. The host rock in Dayung experienced at least one hydrothermal event dated at 17 mya...

Influence of Depositional Fabric

Search and Discovery.com

Locating, permitting, and operation of construction aggregate mining operation in Alabama. Road Logs.

Robert S. Fousek

Alabama Geological Society

... is influenced by a number of different factors: tire types, vehicle speed, surface characteristics, etc. Different tire types produce different noise levels...

Full-waveform inversion and FWI imaging for land data

James Sheng, Cristina Reta-Tang, Faqi Liu, Alfredo Vzquez Cant, Alejandro Cabrales Vargas

International Meeting for Applied Geoscience and Energy (IMAGE)

... and strong noise. In this abstract, we design a model building workflow for land seismic data that incorporates dynamic matching fullwaveform inversion...

A Statistical Approach to Source Determination of Lithic and Fe Oxide Grains: An Example from the Alpha Ridge, Arctic Ocean

Dennis A. Darby, Jens F. Bischof

Journal of Sedimentary Research (SEPM)

... types of DFA (e.g., direct vs. stepwise) on the dropstone data provide slightly different sources for many samples from the core. This is due...

Abstract: Deformation Processes and Fault Seal Mechanisms: A Combined Microstructural Analysis from the Ula Field, Central Graben, North Sea, by R. J. Knipe, S. Anderson, and A. Mitchell; #91004 (1991)

Search and Discovery.com

Electromagnetic Detection of Pebble Transport in Streams: A Method for Measurement of Sediment-Transport Waves

Stephen G. Custer, Nicholas Bugosh, Peter E. Ergenzinger, Bret C. Anderson

Special Publications of SEPM

... median particle size is approximately 12 mm. Other site characteristics have been described in Ergenzinger and Custer (1983). Since the runoff events...

Monitoring tunneling construction using distributed acoustic sensing

Gang Fang, Yun Zhou Tan, Enhedelihai Nilot, Yanlong Niu, Yunyue Elita Li, Arthur Cheng

International Meeting for Applied Geoscience and Energy (IMAGE)

... for occasional impulsive events. Starting at 0.5 hours, the TBM begins mining for an hour, with a significant increase in noise energy across all frequencies...

Broadband Seismic Technology and Beyond: Part V: PGS's GeoStreamer „ A Double Win

Lasse Amundsen, Martin Landrø

GEO ExPro Magazine

... to different ghosting characteristics. In particular, with GeoStreamer tech­ nology PGS can use the dual sensor information to duplicate...

Studies of Ore Deposits and Trace Elements in Minerals

Otto C. Kopp

Special Publications of SEPM

... in fractures adjacent to different rock types, and in both large and small fractures (Ebers different and Kopp, 1979). In a study of gangue from the Right Fork...

Abstract: Azimuthal Processing For Unconventional Resource Plays Using An Orthorhombic Velocity Model; #90174 (2014)

Shaowu Wang and David Wilkinson

Search and Discovery.com

... with seismic data. Synthetic Example Figure 2 shows synthetic data containing four events and random noise. The events are from isotropic, VTI, HTI...

Discrete Fracture Network Generation Using Microseismic Data from a Single Monitoring Well

Xin Yu, Jim Rutledge, Scott Leaney, Chris Chapman

Unconventional Resources Technology Conference (URTEC)

...) method. Firstly, the events are grouped with similar source mechanisms from the P/Sh and P/Sv amplitude ratio patterns and the ME-MTI algorithm is applied...

Seismic Time-Frequency Analysis by Empirical Mode Decomposition; #41513 (2015)

Jiajun Han, Mirko van der Baan

Search and Discovery.com

... of the data with noise. Repeat the decomposition I times using different noise realizations and compute the ensemble average to define it as the first 1 IMF...

Improving Stratigraphic and Structural Interpretation of Suban 3D Through Advanced Reprocessing

Safitri Nurida, Irfan Yuliandri Syukri, Ludy Andria

Indonesian Petroleum Association

... to noise ratio and frequency before building the velocity model. Ground roll noise attenuation adapted to spatially-varying ground roll characteristics...