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The AAPG/Datapages Combined Publications Database

Showing 31,952 Results. Searched 191,007 documents.

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AVO Analysis and Simultaneous Inversion of Spec Survey Data in Arafura Sea

Feby Hapsari, Irfan Saputra, John Coffin, Liyanto

Indonesian Petroleum Association

... Class 3 AVO Anomaly. Figure 6 - Super Gather Process increase the Signal to Noise ratio in seismic data, and the Angle Gather showing Class 3 AVO Anomaly...

2008

Imaging challenges at Gulf of Papua (PNG) and their solutions through high-end imaging technology

Zongying Gong, Subhash Chandra, Xiaodong Wu, Yajing Li, Min Zhi, Michael Szczepaniak, Barry Hung

Petroleum Exploration Society of Australia (PESA)

... was applied to attenuate the low-frequency noise. A reasonable signal-to-noise ratio can be seen for data from 5Hz, which was used as the starting...

2019

Abstract: Seismic Data Acquisition Instrumentation Advances

Ian T. McMahon

Geological Society of Malaysia (GSM)

... the field. This will include all aspects of data quality: signal-to-noise ratio, bandwidth, timing, statics and positioning. Warta Geologi, Vol.17, No.4...

1991

Abstract: Seismic Array Response in the Presence of Intra-Array Variations in Element Weights, Elevations, and Positions; #90319 (2018)

Ryan Adhi Putra, Abdullatif Al-Shuhail

Search and Discovery.com

... in the array. In reflection seismology, the purpose of using seismic geophone arrays is to enhance the signal-to-noise (S/N) ratio. Moreover...

2018

4-D Seismic: A Powerful New Technology for Monitoring Steam Movements in Duri Field-Central Sumatra

S. D. Jenkins, M. F. Bee, J. H. Lyle, E. Murhantoro

Indonesian Petroleum Association

... necessary to record data with the highest signal to noise ratio and resolution possible for the Duri area. Velocity holes and small refraction surveys...

1994

Seismic Activity in the Central Gulf Coast Basin

Eugene R. Brumbaugh

New Orleans Geological Society

... exploration purposes. Other than multiplicity, which is primarily responsible for the quality of seismic data in regard to signal to noise ratio...

1991

The Use of Physical Modeling to Resolve Offshore Seismic Problems

B. J. Evans, M. Urosevic

Indonesian Petroleum Association

... such as f-k filtering did assist the noise attenuation, but there was no reflected signal beneath the noise. This result highlighted one problem...

1995

Advances in Geophysical Techniques for the Detection of Drilling Hazards and Their Application to Seismic Exploration

D. C. N. Pratt, Tong Pow Mun

Southeast Asia Petroleum Exploration Society (SEAPEX)

...). Table 1.   The improvement in power performance has also improved signal/noise ratio and allows deeper reflectors to be imaged. This has improved...

1990

Applied Geostatistics Method for Clastic Gas Reservoir Facies Modeling of Middle Arang Formation of TS Gas Field, West Natuna Basin

Tigor Siagian, Ali Taha Al-Temimi, Abdulaziz Al-Mousawi, Sonny Winardhi

Indonesian Petroleum Association

... (absorption) is applied to increase Signal to Noise (S/N) ratio and to reduce the effect of gas on the seismic data which produces improved quality of 3D...

2017

Ultrasonic Images - New Applications: Examples From Kalimantan

Aussie B. Gautama, Firmansjah, W. Scott Leaney, Steven M. Hansen

Indonesian Petroleum Association

... borehole sizes to optimize the ultrasonic pulse travel distance and reduce attenuation in heavy muds and maintain a high signal-to-noise ratio...

1994

Abstract: Acquiring Low Frequencies : Sweeps, Sensors, Sampling and Stories; #90224 (2015)

Olivier Winter, Anna Leslie, and Forest Lin

Search and Discovery.com

.... It is equivalent to state that to achieve the same signal to noise ratio over the shared bandwidth, one should double the sweep length for a 1.5 Hz...

2015

Velocity Dispersion and Attenuation in Vibroseis Data

L. Flora Sun

Search and Discovery.com

... dispersion of the direct downgoing wave in the raw data of the same trace. Arrival picking was conducted up to 160 Hz, due to the low signal-to-noise ratio...

Unknown

Velocity Dispersion and Attenuation in Vibroseis Data

L. Flora Sun

Search and Discovery.com

... dispersion of the direct downgoing wave in the raw data of the same trace. Arrival picking was conducted up to 160 Hz, due to the low signal-to-noise ratio...

Unknown

Understanding Multiples to Upgrade Low-Relief Prospects

Sunu H. Praptono, Witan O. Ardjakusumah

Indonesian Petroleum Association

... quality section (i.e. good signal to noise ratio). This may have an influence on their interpretation at reservoir level when overlain by a thick layer...

1996

Basic Seismic Processing: Part 7. Geophysical Methods

Peter M. Duncan

AAPG Special Volumes

... of the record showing low signal to noise ratio, usually determined visually but based on certain models of signal propagation in the earth...

1992

Abstract: Velocity Dispersion in Field Seismic Data: Impact, Detection and Application; #90211 (2015)

Langqiu Sun

Search and Discovery.com

... was smoothed with a 100-point window. It came out that the calculation was not stable at the low and high frequencies, where signal-to-noise ratio was low...

2015

Enhance Seismic Quality With A Fast, Robust and Economic Solution Using Broadband Technology

Munji Syarif, Vania Iqsora, Adde Avrino, Agus Abdullah

Indonesian Petroleum Association

.... CONCLUSION The objective of the processing project was successfully achieved by broadband technology. Signal to noise ratio is increasing, bandwidth...

2020

Abstract: Estimation of Dispersive Parameters of Surface Wave Using the Generalized S Transform; #90187 (2014)

Roohollah Askari and Robert J. Ferguson

Search and Discovery.com

...) Equation 12 can be explained by the effect of noise at low frequency components where the signal to noise ratio is small. At those frequencies, initial...

2014

Abstract: Nisku Multiple Attenuation with Interpolation and Sparsity: A Case Study; #90172 (2014)

Lee Hunt, Scott Reynolds, Mark Hadley, Scott Hadley, Mike Perz, Ye Zheng

Search and Discovery.com

... to be an improvement in gather fold and signal to noise ratio as a result of the interpolation. Introduction: The Nisku and Blueridge Formations The Nisku...

2014

S/N RATIO AND BANDWIDTH CONSIDERATIONS WHEN UTILIZING SEISMIC DATA IN EXPLORING FOR SUBTLE TRAPS - EXAMPLES FROM THE KNOX PLAY

Edward R. Tegland, Exploration Development, Inc., S. Pikes Peak Dr., Parker, CO Patrick H. Bygott, Exploration Development, Inc., S. Pikes Peak Dr., Parker, CO

Ohio Geological Society

..., CO 1999 72 80 The concepts of bandwidth and SIGNAL TO NOISE (S/N) ratio are highly interrelated and for the most part...

1999

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