Search results

Jump to: navigation, search
Results 1 – 20 of 44
Advanced search

Search in namespaces:

  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  • {{#category_index:P|Pennebaker plot}} ...;''t'' versus log''z'', where Δ''t'' is interval transit time and ''z'' is depth. Normal compaction is indicated by a straight line with a slope
    494 bytes (69 words) - 16:58, 6 March 2018
  • {{#category_index:P|phase characteristics}} ...')<sup>2</sup>(0.8&#x2013;''z'')<sup>2</sup>(1+0.5''z'')<sup>2</sup>(0.5+''z'')<sup>2</sup>. In a more general case roots may be complex.]]
    3 KB (529 words) - 10:55, 9 March 2018
  • {{#category_index:P|pseudosection}} ...lotting magnetotelluric apparent resistivity as a function of frequency (''z''-axis) and traverse distance (''x''-axis).
    1 KB (187 words) - 16:25, 1 March 2018
  • Aki, K. and Richards, P. G., 1980, Quantitative seismology: Theory and methods: W. H. Freeman &amp; Allen, J. L. and Peddy, C. P., 1993, Amplitude variation with offset Gulf Coast case studies: Soc. Expl.
    40 KB (5,282 words) - 16:45, 23 February 2016
  • {{#category_index:Z|''z''-transform}} ...re: <math>x_{t} = [x_{0}, x_{1}, x_{2}, x_{3}...,x_{n}]</math>, then the ''z''-transform of the wavelet is
    3 KB (507 words) - 10:55, 20 April 2021
  • FIG. P-2. ...')<sup>2</sup>(0.8&#x2013;''z'')<sup>2</sup>(1+0.5''z'')<sup>2</sup>(0.5+''z'')<sup>2</sup>. In a more general case roots may be complex.
    1 KB (190 words) - 15:32, 12 May 2017
  • .... It has a standard suite of petrophysical logs, but we’ll just be using P-wave sonic and bulk density. This vertical well is in the same volume of 3D The P-wave normal incidence reflection coefficient at a sample i is given by
    6 KB (1,050 words) - 15:35, 16 February 2016
  • | author = [[Öz Yilmaz]] A sonic log segment is shown in Figure 2.1-1a. The sonic log is a plot of interval velocity as a function of depth based on downhole measurement u
    11 KB (1,590 words) - 07:01, 18 September 2014
  • | author = [[Öz Yilmaz]] ...yer below the recording surface (not the near-surface layer). When ''t<sub>p</sub>'' = ''t''<sub>0</sub>, equation ({{EquationNote|C-9}}) reduces to the
    69 KB (11,212 words) - 09:58, 19 September 2014
  • ...x.doi.org/10.1109/MCG.2007.323435.</ref><ref name=borkin>Borkin, M. A., K. Z. Gajos, A. Peters, D. Mitsouras, S. Melchionna, F. J. Rybicki, C. L. Feldma ...B array to the 256-×-256-×-3 array that SciKits requires). In line 3, we plot the 256-×-1 lightness (L) array shown in Figure 2b.
    10 KB (1,562 words) - 15:36, 16 February 2016
  • | author = [[Öz Yilmaz]] ''Given an observed data set'' '''d''', ''estimate a set of parameters'' '''p''' ''which are used to construct a model'' '''d′''' ''of the observed dat
    92 KB (14,896 words) - 16:33, 9 October 2014
  • ...rly true when working with data sets where it may not even be clear how to plot the data: 3D direct current resistivity and induced polarization surveys (i ...nd (2) computes their ratio to provide us with impedance data, that is: '''P(u) = d'''.
    21 KB (3,355 words) - 09:04, 1 August 2017
  • [[File:Porepressuredepthvpressure.png|thumbnail|Depth vs. Pressure plot depicting the relationship between various types of pressures]] [[File:Porepressure_depthvmudweight.png|thumbnail|Depth vs. Pressure Gradient plot depicting the relationship between various types of pressures. Black curve
    9 KB (1,341 words) - 13:10, 4 January 2018
  • {{#category_index:Z|''z''-transform}} ...re: <math>x_{t} = [x_{0}, x_{1}, x_{2}, x_{3}...,x_{n}]</math>, then the ''z''-transform of the wavelet is
    3 KB (479 words) - 10:56, 20 April 2021
  • {{#category_index:P|Pennebaker plot}} ...s log''z'', donde &#x0394;''t'' es el tiempo de tránsito de intervalo y ''z'' es la profundidad. La compactación normal se indica mediante una línea
    429 bytes (66 words) - 16:23, 9 May 2019
  • {{#category_index:P|phase characteristics}} ...')<sup>2</sup>(0.8&#x2013;''z'')<sup>2</sup>(1+0.5''z'')<sup>2</sup>(0.5+''z'')<sup>2</sup>. In a more general case roots may be complex.]]
    3 KB (519 words) - 07:11, 26 March 2018
  • {{#category_index:P|pseudosection}} ...lotting magnetotelluric apparent resistivity as a function of frequency (''z''-axis) and traverse distance (''x''-axis).
    1 KB (181 words) - 09:19, 28 March 2018
  • {{#category_index:P|Pennebaker plot}} ...;''t'' versus log''z'', where &#x0394;''t'' is interval transit time and ''z'' is depth. Normal compaction is indicated by a straight line with a slope
    434 bytes (63 words) - 09:19, 28 March 2018
  • <math>\sigma(z)=\frac{1}{1+e^{-z}}</math> <math>\frac{\partial \sigma {(z)}}{\partial z} = z(1-z)</math>
    12 KB (1,997 words) - 11:12, 3 August 2018
  • | author = [[Lloyd P. Geldart]] and [[Robert E. Sheriff]] ...cale to change a plot showing amplitude variation with offset (AVO) into a plot of amplitude variation with angle (AVA)? What will be the effect if velocit
    7 KB (965 words) - 16:10, 7 November 2019

View (previous 20 | next 20) (20 | 50 | 100 | 250 | 500)