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Showing 126 Results. Searched 195,354 documents.
Recent Advances in Borehole Seismic
W. L. Nutt
Indonesian Petroleum Association
... with multichannel processing. For a survey carried out in a borehole the spatial alias frequency limit is given by where V is the velocity of the formation...
1984
Kajian geofizik di Kuala Betis, Kelantan (IN MALAY), Geophysical studies of Kuala Betis, Kelantan
Abdul Rahim Samsudin, Kamal Roslan Mohamad, Ibrahim Abdullah, Ab. Ghani Rafek
Geological Society of Malaysia (GSM)
... dolomit yang gelap. Alias Hj. Salleh (1982) juga mendapati Seholeeodont dan Mikro bivalvia yang dipereayai berusia Perm Akhir pada lokaliti yang sama...
1994
Minimising Pipeline Leaks and Maximising Operational Life by Application of Machine Learning at Cooper Basin
Hossein Khalilpasha, Justin Brown
Australian Petroleum Production & Exploration Association (APPEA) Journal
... also extracts the semantic meaning of vendor anomaly type and comment information into a standardised alias taxonomy, classification, category...
2022
Presence of Oleanane in Oil as Evidence of Contamination; #41458 (2014)
Swapan Kumar Bhattacharya, Syed Mohammad Ibad, Fawzia Hussein Ali Abdulla
Search and Discovery.com
...-documented indicator for terrestrial organic input (Wang et al., 2011; Ishiwatari et al., 2013; Alias et al, 2012). This is because 18α(H)-oleanane...
2014
Palynological Study on a Rock Sequence at Bandar Tenggara, Johor
Yap Siew Fong, Uyop Said
Geological Society of Malaysia (GSM)
.... ACKNOWLEDGEMENT Our sincere thanks to all staff of Geology Programme, Universiti Kebangsaan Malaysia especially En Alias Noon who provided technical assistance...
2002
Plant Fossils from Bukit Balah, Batu Pahat, Johor
S. Norizan Yaacub, Uyop Said
Geological Society of Malaysia (GSM)
... is interpreted to be Upper Jurassic to the Lower Cretaceous age. ACKNOWLEDGEMENT We would like to thank to En Alias Noon for his technical assistance. All...
2002
Abstract: A Tour of High Resolution Transforms; #90171 (2013)
Mauricio D. Sacchi
Search and Discovery.com
... to optimally control alias (Ribeiro et al., 2001) and to improve computational efficiency (Sacchi and Porsani, 1999). TX high resolution parabolic...
2013
Abstracts: Interpolation of Nonstationary Seismic Records using a Fast Generalized Fourier Transform; #90173 (2015)
Mostafa Naghizadeh and Kristopher A. Innanen
Search and Discovery.com
... data. For regularly sampled data, the FGFT interpolation method uses the low-frequency portion of data for beyond-alias reconstruction of the high...
2015
Getting Something for Nothing: Noise Attenuation in an Aliased World; #41291 (2014)
David C. Henley
Search and Discovery.com
...-alias the noise on a gather without aliasing the reflections. Following the LMO step, however, the entire gather is interpolated to half the receiver...
2014
Practical Use of Borehole Seismic in Exploration; Goals and Shortcomings
F. Sandnes, L. Nustt, S. G. Henry
Indonesian Petroleum Association
... processing. The Alias frequency is given by; where V is velocity of the formation and D is the separation of the levels in depth. By sampling the well...
1983
North Belut 3D Seismic Processing Experience: The First High-Resolution High-Density Q-Marine Survey Conducted in Indonesia
Andreas T. Waluyo, Michael I. Challis
Indonesian Petroleum Association
...; 3) a minimum of 12.5m cross-line bin size would be required; 4) a 6.25m group interval is recommended to perform accurate non-alias noise attenuation...
2008
A Sedimentological Study at Bukit Belah, Batu Pahat, Johor
Nur Syamsiah Abdul Majid, Uyop Said
Geological Society of Malaysia (GSM)
... that the sediments were deposited in a braided river system. ACKNOWLEDGEMENT We would like to express our gratitude to En. Alias Noon for his technical assistance...
2002
The Rock Springs Uplift, A History of Mineral Exploration and Exploitation
S. G. Andrew
Wyoming Geological Association
... that today many Chinese live in Rock Springs as highly respected citizens. About 1892, George Parker, alias George Cassidy, already an accomplished bank...
1965
A Gravity and Magnetic Survey of the Ute Mountain Ute Indian Reservation, Colorado and New Mexico
Michael W. Webring, Gerda A. Abrams
Utah Geological Association
... with an anti-alias filter (Webring, 1981). Plate 3. Total field magnetic Preliminary Interpretation Profile A - A′ Location of Profile A-A′ is shown...
1996
Abstract: 5D Interpolation and Regular Upsampling: Ill-suited or Fit-for-purpose?; #90187 (2014)
Mike J. Perz and Peter W. Cary
Search and Discovery.com
..., 2012, Convergence improvement and noise attenuation considerations for beyond alias projection onto convex sets reconstruction: Geophysical...
2014
Kinematic Analyses Using Profile and Time-Slice Animations of 3-D Seismic Volumes: Examples from the Rocky Mountain Foreland Province
Don Stone
Search and Discovery.com
... of these characteristic geologic structures. AND --Susie loves her new convertible (paid for by insurance)! TRANSWYO HYW ACKNOWLEDGEMENTS Brian Alias, Oscar...
2011
Optimised 3D Land Geophysical Survey Design - A Case Study
P. van Baaren
Papua New Guinea (PNG) Petroleum Convention Proceedings
... the maximum trace spacing which will not alias in migration, V the velocity (interval at the target or average velocity), fm the ax maximum frequency...
2000
An automated cost-effective 3D surface-related multiple elimination workflow
Zhimei Yan, Scott Slaton, Massimiliano Vassallo, Will Sanger
International Meeting for Applied Geoscience and Energy (IMAGE)
.... Energy in the dipping areas is alias-prone during Kirchhoff summation. If the DRP spacing is too large, cycle-skipping artifacts will be introduced...
2023
Multiple Aliasing Problems in Marine Data
P. Chia, C. O. Kuek, P. Ward, K. S. Lee
Geological Society of Malaysia (GSM)
... of the aliased noise with shot domain FK filtering was another possibility considered. In fact, the noise with a velocity of 1500 m/s will alias in the shot domain...
1992
A New Permeability Prediction Workflow Using 3D Porous Media Reconstruction Method, Case Studies: Malay Basin Thin Sections
Luluan A. Lubis, Zuhar Zahir T. Harith, Khairul Arifin M. Noh, Hilfan Khairy
Indonesian Petroleum Association
... (alias). From left to right, result of full thin section image on Well B thin section, blue line is grain size vertical profile trends calculated...
2012
Neotectonics of the Southern Sumatran Forearc
M. Ma'ruf Mukti, Satish C. Singh, R. Moeremans, N.D. Hananto, H. Permana, I. Deighton
Indonesian Petroleum Association
... s. The data were resampled to 4 ms and processed using 2-90 Hz anti-alias filter. An iterative velocity analysis was used in combination with 4-6...
2012
Neocomian Palynomorph Assemblage from Central Pahang, Malaysia
Uyop Said, Marahizal Malihan, Zainey Konjing
Geological Society of Malaysia (GSM)
... in Peninsular Malaysia as an alternative to other fossils for dating purposes. ACKNOWLEDGEMENTS We thank En. Alias Noon, who provided valuable...
2007
Understanding Multiples to Upgrade Low-Relief Prospects
Sunu H. Praptono, Witan O. Ardjakusumah
Indonesian Petroleum Association
.... Interpretation Example: Prospect X Prospect X (an alias name) is an elongated low-relief structure in the Malacca Strait PSC. It was initially defined...
1996
MAZ Processing for Basement Fracture: A Case Study on 3D Conventional Land Seismic Dataset
Ahmad Zazeli Fuadi, Yatty Surtiati
Indonesian Petroleum Association
... the empty bin. When we use the output as an input for PTSM, the image result will have alias issues due to the fact that data is not uniform...
2016
Extended Abstract: PESA / SPE South Australia November Luncheon Speaker
Harry Butler
Petroleum Exploration Society of Australia (PESA)
... conserved and w hy conservation is a priority. Harry's CV: W .H. (Will iam H enry) alias Harry Butler has been d escribed as "the father...
1999