Search results

Jump to: navigation, search
Results 1 – 113 of 180
Advanced search

Search in namespaces:

  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  
  

Page title matches

  • {{#category_index:G|goodness of fit}}
    217 bytes (23 words) - 12:26, 6 March 2017
  • {{#category_index:L|least absolute deviation fit}} ...3;<sub>&#x03C1;</sub> (q.v.) fit with &#x03C1;=1. The &#x2113;<sub>1</sub> fit is the least mean deviation solution of a problem and corresponds to the ma
    466 bytes (70 words) - 15:17, 7 November 2017
  • {{#category_index:L|least-squares fit}} ...2113;<sub>&#x03C1;</sub> (q.v.) fit with ''p''=2. The &#x2113;<sub>2</sub> fit is the least-variance solution and corresponds to the maximum-likelihood es
    1 KB (173 words) - 15:24, 7 November 2017
  • {{#category_index:L|&#x2113;<sub>''p''</sub> fit}} ...re weighting factors. If ''p''=1, this yields the least-absolute deviation fit; for ''p''=2, least-squares; for ''p''=infinity, the <b>minimax</b> or <b>C
    779 bytes (119 words) - 18:46, 24 August 2020
  • 392 bytes (66 words) - 14:14, 22 January 2021
  • 1 KB (180 words) - 14:15, 22 January 2021
  • {{#category_index:L|least absolute deviation fit}} ...3;<sub>&#x03C1;</sub> (q.v.) fit with &#x03C1;=1. The &#x2113;<sub>1</sub> fit is the least mean deviation solution of a problem and corresponds to the ma
    407 bytes (64 words) - 23:14, 10 November 2017
  • {{#category_index:G|goodness of fit}}
    132 bytes (15 words) - 12:27, 6 March 2017
  • {{#category_index:G|goodness of fit}}
    133 bytes (15 words) - 12:32, 6 March 2017
  • {{#category_index:L|least-squares fit}} ...2113;<sub>&#x03C1;</sub> (q.v.) fit with ''p''=2. The &#x2113;<sub>2</sub> fit is the least-variance solution and corresponds to the maximum-likelihood es
    1 KB (167 words) - 12:28, 17 January 2018
  • {{#category_index:L|&#x2113;<sub>''p''</sub> fit}}
    679 bytes (111 words) - 18:47, 24 August 2020
  • {{#category_index:L|&#x2113;<sub>''p''</sub> fit}} ...re weighting factors. If ''p''=1, this yields the least-absolute deviation fit; for ''p''=2, least-squares; for ''p''=infinity, the <b>minimax</b> or <b>C
    658 bytes (105 words) - 18:48, 24 August 2020
  • {{#category_index:G|goodness of fit}}
    136 bytes (14 words) - 08:16, 19 April 2020

Page text matches

  • ...yright law. Because some images and other media used in the SEG Wiki might fit in this category, image-description pages must contain information indicati
    8 KB (1,254 words) - 14:11, 3 May 2016
  • ...incidence angle (and ''x'' is offset), and the slope (gradient) of a best-fit line is measured as the indicator:
    3 KB (408 words) - 16:24, 8 September 2020
  • ...ime for a maximum or minimum, which is sometimes selected from a quadratic fit to 3 or more points to interpolate between sample values.
    696 bytes (107 words) - 19:12, 3 January 2018
  • The best-fit straight lines to plots of amplitude versus sin<sup>2</sup>&#x03B8; or sin<
    582 bytes (78 words) - 20:42, 3 January 2018
  • ...sub>''i''</sub> are the expected number of occurrences, the <b>goodness of fit</b> ''y'' is ...e related (by the use of tables) to the probability that the observed data fit the model with the assumed number of degrees of freedom.
    869 bytes (139 words) - 10:37, 28 November 2017
  • A measure of the goodness of fit of one function to another. A <b>normalized crosscorrelation</b>; see [[Spe
    344 bytes (39 words) - 13:49, 8 December 2017
  • An indicator of the fit between a calculated curve (the &#x2018;&#x2018;solution&#x2019;&#x2019;) a
    421 bytes (58 words) - 08:45, 2 October 2017
  • ...rs equivalent to changing parameter values that transform a model curve to fit a data curve. See Raiche et al. (1985).
    246 bytes (32 words) - 08:47, 2 October 2017
  • ...anguage/Dictionary:type_curves|''type curves'']] (q.v.). Achieving a close fit implies that the actual situation is similar to the model that the type cur
    439 bytes (60 words) - 17:19, 6 March 2018
  • ...members of the set to be analyzed (perhaps because a measurement does not fit with other data), e.g., the removal from navigation-satellite data of Doppl
    990 bytes (149 words) - 13:12, 17 October 2016
  • Reasoning involving <b>fuzzy sets</b>, that is, where elements do not fit within compact boundaries. Involves probability concepts.
    252 bytes (32 words) - 18:06, 14 November 2017
  • ...uage/geology|geology]]. Gardner et al. proposed that one can obtain a good fit by taking <math>\alpha = 0.23</math> and <math>\beta = 0.25</math>.<ref nam
    3 KB (402 words) - 16:00, 11 April 2017
  • ...two parents (crossover). The child then joins the population and the least fit member of the population (which might be the child) is eliminated. At rando
    1 KB (230 words) - 07:14, 29 January 2018
  • ...ecomes narrower, but some overshoot at discontinuities continues. The poor fit sometimes is called <b>Gibbs&#x2019; ears</b>. Named for Josiah Willard Gib
    799 bytes (103 words) - 12:16, 3 July 2018
  • {{#category_index:G|goodness of fit}}
    217 bytes (23 words) - 12:26, 6 March 2017
  • The slope of a best-fit line to a graph of amplitude versus sin&#x03B8;, where &#x03B8;=angle of in
    372 bytes (50 words) - 12:18, 16 February 2017
  • ...shape features on a profile across a magnetic anomaly and making the best fit of these measurements to theoretical values for a vertical dike. Both dista
    536 bytes (74 words) - 02:19, 14 April 2019
  • Measurements of the zero-offset and slope values of the best-fit line when seismic amplitude is plotted against sin<sup>2</sup>&#x03B8; (or
    370 bytes (52 words) - 01:18, 17 February 2017
  • ...e, the effect is to wear a groove in the borehole wall. The drill pipe may fit in this groove but the groove may be smaller than the couplings between uni
    421 bytes (69 words) - 14:57, 29 March 2017
  • ...anguage/Dictionary:least_absolute_deviation_fit|''least-absolute-deviation fit'']] (q.v.).
    245 bytes (28 words) - 17:58, 25 July 2018
  • A [[Special:MyLanguage/Dictionary:least-squares_fit|''least-squares fit'']] (q.v.). Implies Gaussian error distribution.
    286 bytes (32 words) - 18:17, 25 July 2018
  • {{#category_index:L|least absolute deviation fit}} ...3;<sub>&#x03C1;</sub> (q.v.) fit with &#x03C1;=1. The &#x2113;<sub>1</sub> fit is the least mean deviation solution of a problem and corresponds to the ma
    466 bytes (70 words) - 15:17, 7 November 2017
  • {{#category_index:L|least-squares fit}} ...2113;<sub>&#x03C1;</sub> (q.v.) fit with ''p''=2. The &#x2113;<sub>2</sub> fit is the least-variance solution and corresponds to the maximum-likelihood es
    1 KB (173 words) - 15:24, 7 November 2017
  • {{#category_index:L|&#x2113;<sub>''p''</sub> fit}} ...re weighting factors. If ''p''=1, this yields the least-absolute deviation fit; for ''p''=2, least-squares; for ''p''=infinity, the <b>minimax</b> or <b>C
    779 bytes (119 words) - 18:46, 24 August 2020
  • ...with the observed field, and then iterating until a satisfactory degree of fit between model field and observed field is achieved. Sedimentary anomalies a
    2 KB (240 words) - 16:18, 15 August 2017
  • See [[Special:MyLanguage/Dictionary:least-squares_fit|''least squares fit'']].
    359 bytes (40 words) - 21:36, 7 May 2017
  • Preferably the equation constants should be varied empirically to fit local conditions.<ref> Castagna, J. P. and Backus, M. M., Eds., 1993, Offse
    633 bytes (88 words) - 16:51, 11 May 2018
  • A mathematical procedure for finding the empirical equations that best fit a set of data in the least-squares sense. See [[Special:MyLanguage/Dictiona
    320 bytes (40 words) - 21:08, 19 February 2017
  • ...set of linear simultaneous equations whose solution gives a least-squares fit (in particular, a ''Wiener filter'', q.v.):
    957 bytes (144 words) - 17:51, 14 January 2018
  • ...or minimize a certain performance measure. See &#x2113;<sub>''p''</sub> ''fit''. Often means a <b>Wiener filter</b> in which the mean-square difference b
    354 bytes (49 words) - 14:18, 10 November 2017
  • ...id to be polarized if the connector and its mate are so designed that they fit together in only one way. This prevents getting the wires connected incorre
    295 bytes (43 words) - 13:54, 8 April 2019
  • ...b) polynomial method, in which the regional is represented by a polynomial fit to the observed data; (c) spectral-domain filtering, in which certain waven
    1 KB (197 words) - 15:48, 17 July 2017
  • Numerical integration that involves a higher-order polynomial fit than linear interpolation.
    210 bytes (25 words) - 10:45, 11 June 2020
  • ...2018;&#x2018;rms velocity.&#x2019;&#x2019; Usually calculated for the best-fit hyperbola to gather data, the value thus depending somewhat on the range of
    763 bytes (94 words) - 05:50, 29 January 2018
  • ...usage, it generally involves finding the velocity associated with the best-fit hyperbola to common-midpoint data. Most analysis schemes assume a normal mo
    1 KB (177 words) - 04:03, 7 June 2017
  • operations, Green was given special assignments which fit in well with his
    17 KB (2,662 words) - 12:52, 29 August 2020
  • SEG memberships include several types to fit different needs. Members get full access to the SEG Digital Library, which
    16 KB (2,428 words) - 17:01, 17 April 2015
  • ...most of it automatically. Unfortunately, more than one model will usually fit the observations, so we'll have to develop ways to narrow the number of pos ...you can hope to do is get a number of possible hypothetical geologies that fit the data.
    27 KB (4,323 words) - 17:53, 31 August 2020
  • :The answers aren’t obvious nor fit like a glove.
    26 KB (4,238 words) - 09:29, 9 April 2015
  • ...exceeds all the parameters of a worthy Ewing medalist. Dare I say that the fit is so good we might call these another set of “Thomsen parameters.”
    17 KB (2,594 words) - 12:39, 24 February 2022
  • deposits. Ritzmann fit neatly into this program. Simultaneously GR&DC was
    11 KB (1,731 words) - 15:21, 17 October 2016
  • ...f Bimal K. Bhattacharyya is the record of a man of profound talent who saw fit to couple this talent with prodigious effort for the betterment of our disc
    4 KB (658 words) - 13:42, 17 October 2016
  • ...ically outstanding. However, the dilemma I have is that your work does not fit my conceptual model of the Cold Lake reservoir ... so I believe your work n
    5 KB (833 words) - 20:10, 19 February 2017
  • ...idea of designing a source with a frequency spectrum which was tailored to fit the requirements of a specific area.
    4 KB (644 words) - 14:23, 17 October 2016
  • ...on the side of the organization chart. If there was something which didn't fit neatly into one of the departments, it came to me."
    23 KB (3,769 words) - 10:39, 9 April 2015
  • ...ch a peripheral afforded. After that, array processors became available to fit every need and every budget.
    4 KB (562 words) - 20:54, 2 April 2017
  • ...ng for a top notch research mathematician, and Ethel Ward's qualifications fit the bill. In 1933 Ethel Ward and Donald Barton joined Humble's Geological D
    14 KB (2,031 words) - 10:00, 5 November 2020
  • of one or more "driving concepts," into which he can fit geologic facts or
    9 KB (1,394 words) - 12:01, 18 October 2016
  • ...s fast, flexible and adaptable software. Those packages are usually custom fit but more general DAQ package like the Maximum Integrated Data Acquisition S
    1 KB (193 words) - 11:23, 18 October 2016
  • ...http://library.seg.org/doi/abs/10.1190/1.1440396 An Algorithm for the Best Fit Solution of a System of Linear Regression Equations for Seismic Refraction thus, can run it as he sees fit, answering only to clients
    14 KB (1,841 words) - 09:20, 1 June 2020
  • ...mes for azimuthally varying NMO and was then able to separate and linearly fit amplitude variation with offset and azimuth (AVOA) using his own recognitio
    5 KB (717 words) - 17:53, 8 April 2015
  • one to obtain velocity models which best fit observed traveltimes.
    5 KB (692 words) - 17:03, 12 April 2017
  • ...yright law. Because some images and other media used in the SEG Wiki might fit in this category, image-description pages must contain information indicati
    9 KB (1,457 words) - 11:22, 12 March 2015
  • where ''v<sub>stk</sub>'' is the velocity that allows the best fit of the traveltime trajectory on a CMP gather to a hyperbola within the spre ...zero-offset time ''OB'' = ''t<sub>stk</sub>''(0) associated with the best-fit hyperbola (equation {{EquationNote|15}}). This occurs, for example, if some
    4 KB (591 words) - 18:48, 26 September 2020
  • ...a hyperbolic trajectory. Amplitudes ''f<sub>i,t(i)</sub>'' along the best-fit hyperbola (equation {{EquationNote|17}}) defined by optimum stacking veloci
    7 KB (1,056 words) - 14:29, 18 September 2014
  • ...receiver locations ''x<sub>i</sub>'', where ''i'' = 1, 2, 3, 4. We want to fit the observed data into a straight line ''t'' = ''a'' + ''bx'', which is bes
    22 KB (3,408 words) - 17:48, 7 October 2014
  • '''Exercise 3-10'''. Suppose you want to fit a set of observed traveltimes to a parabola of the form ''t'' = ''a'' + ''b
    7 KB (1,046 words) - 10:34, 19 September 2014
  • ...varying regional velocity function. The ''W'' factor that yields the best fit at the largest angular aperture is used then to migrate the data with the S
    8 KB (1,178 words) - 12:11, 8 October 2014
  • ...a hyperbolic trajectory. Amplitudes ''f<sub>i,t(i)</sub>'' along the best-fit hyperbola (equation {{EquationNote|17}}) defined by optimum stacking veloci
    10 KB (1,432 words) - 15:39, 25 September 2014
  • ...h07_fig1-11.png|{{figure number|7.1-11}} Traveltimes and the least-squares-fit hyperbolic moveout curves associated with (a) strike-line shooting, (b) sho ...ection. This operator was derived from traveltime deviations from the best-fit hyperbolic moveout curve in Figure 7.2-3a. (b) The amplitude spectrum sugge
    7 KB (1,104 words) - 17:00, 30 September 2014
  • ...h07_fig1-11.png|{{figure number|7.1-11}} Traveltimes and the least-squares-fit hyperbolic moveout curves associated with (a) strike-line shooting, (b) sho ...ection. This operator was derived from traveltime deviations from the best-fit hyperbolic moveout curve in Figure 7.2-3a. (b) The amplitude spectrum sugge
    10 KB (1,483 words) - 15:10, 9 October 2014
  • ...D poststack depth-migrated volume of data (Figure 10.6-8); (b) the surface fit; (c) the triangulation of the surface; (d) another perspective view of the ...D poststack depth-migrated volume of data (Figure 10.6-8); (b) the surface fit; (c) the triangulation of the surface; (d) another perspective view of the
    9 KB (1,362 words) - 16:45, 9 October 2014
  • # Compute the best-fit hyperbolic traveltime trajectory, and thus determine the modeled stacking v
    4 KB (581 words) - 11:42, 2 October 2014
  • ...of control points around each grid output point. Consider a plane-surface fit in the least-squares sense:
    92 KB (14,896 words) - 17:33, 9 October 2014
  • ...porosity. Lower porosity occurs in these cases because the granules do not fit well together, failing to provide spaces between pores ('''pore spaces''')
    17 KB (2,430 words) - 15:25, 23 November 2015
  • # the fit of the modeled traveltime trajectory over-layed on top of the actual event
    7 KB (965 words) - 17:01, 2 October 2014
  • ...g the interpretation results from the cross-sections, we perform a surface fit to obtain the 3-D representation of the reflector geometry associated with
    12 KB (1,783 words) - 17:10, 2 October 2014
  • ...Figure 11.2-39. First, note that the Zoeppritz-modeled (red) and the best-fit actual (dotted green) amplitude variation with offset are in very good agre
    9 KB (1,407 words) - 18:23, 9 October 2014
  • ...in each of these zones are shown in Figure 11.2-43. The slopes of the best-fit lines for the postreservoir (-4.5) and the prereservoir (-5.5) zones are co
    6 KB (898 words) - 17:47, 6 October 2014
  • ...eout would be to make the small-spread approximation and consider the best-fit hyperbola ...>NMO</sub>'' is the moveout velocity for ''PS''-wave derived from the best-fit hyperbola; as such, it is neither the ''P''-wave velocity ''α'' nor the ''
    11 KB (1,647 words) - 10:02, 7 October 2014
  • ...ess of the number of migrations deemed necessary for building an accurate, fit-for-purpose depth migration velocity model, an interpreter needs to underst
    12 KB (1,924 words) - 15:11, 8 December 2014
  • ...er strings, they are human-readable, may be copied and pasted as text, and fit into the [[Uniform Resource Identifier|URI]] specification. The DOI name re
    22 KB (3,340 words) - 11:25, 29 January 2015
  • ...ll help undergraduates uncover where their skills and interests would best fit in the world of geophysics, and the many different career paths available w
    2 KB (327 words) - 16:10, 11 May 2017
  • ...the edge of the continental shelves of Africa and South America seemed to fit together and the fossil record indicated that Antarctica was once located i
    11 KB (1,658 words) - 13:05, 17 June 2016
  • ...erent algorithms, and this book provides insight into which one would best fit specific applications. For example, the book contains a comparison of finit
    14 KB (2,099 words) - 10:32, 3 April 2019
  • Sometimes, natural hazards can fit into more than one category. For example, an earthquake in the middle of t Natural hazards also fit into three categories that describe the speed and extent of a hazard: cata
    9 KB (1,280 words) - 20:15, 17 June 2016
  • ...mined practically by searching for the velocity that will produce the best-fit hyperbola to the true T-X curve.
    5 KB (801 words) - 12:19, 31 August 2016
  • ...roblem in which we search for the smallest number of coefficients that can fit our sampled data within a given tolerance.
    9 KB (1,356 words) - 16:40, 16 February 2016
  • ...sely to Africa and Europe, and Antarctica, Australia, India and Madagascar fit next to the tip of Southern Africa. But Wegener only took action after read ...ason Wegener's ideas were not initially accepted was based on his proposed fit of the continents, with Charles Schuchert commenting:
    30 KB (4,484 words) - 17:50, 6 November 2015
  • ...998), for the case of two traces, this measures the scatter about the best-fit line instead of a line with a slope of 1, as shown in Figure 2d.<ref name=m
    12 KB (1,664 words) - 08:33, 16 June 2017
  • ...e, the effect is to wear a groove in the borehole wall. The drill pipe may fit in this groove but the groove may be smaller than the couplings between uni
    362 bytes (63 words) - 14:57, 29 March 2017
  • A post-stack attribute that computes, for each trace, the best fit plane (3D) or line (2D) between its immediate neighbor traces on a horizon A post-stack attribute that computes, for each trace, the best fit plane (3D) between its immediate neighbor traces on a horizon and outputs t
    7 KB (994 words) - 16:55, 3 April 2017
  • A measure of the goodness of fit of one function to another. A <b>normalized crosscorrelation</b>; see [[Spe
    259 bytes (31 words) - 18:11, 10 April 2017
  • ...uage/geology|geology]]. Gardner et al. proposed that one can obtain a good fit by taking <math>\alpha = 0.23</math> and <math>\beta = 0.25</math>.<ref nam
    3 KB (372 words) - 16:01, 11 April 2017
  • See [[Special:MyLanguage/Dictionary:least-squares_fit|''least squares fit'']].
    289 bytes (32 words) - 21:37, 7 May 2017
  • Numerical integration that involves a higher-order polynomial fit than linear interpolation.
    151 bytes (19 words) - 10:46, 11 June 2020
  • We would like to know how well our data fit the models we make. The easiest way is to look at them both in one plot. Fi ...he result of plotting the data against the two models. So far, both models fit the data points. It is up to the interpreter to decide which model is more
    9 KB (1,568 words) - 15:39, 1 June 2017
  • ...usage, it generally involves finding the velocity associated with the best-fit hyperbola to common-midpoint data. Most analysis schemes assume a normal mo
    1 KB (171 words) - 04:03, 7 June 2017
  • ...vision of Albert Tarantola 30 years ago: finding the family of models that fit (all) the data and thus achieving the best possible characterization of the
    2 KB (344 words) - 13:41, 30 June 2017
  • ...b) polynomial method, in which the regional is represented by a polynomial fit to the observed data; (c) spectral-domain filtering, in which certain waven
    1 KB (191 words) - 15:48, 17 July 2017
  • ...require regularization to select a model from the infinitely many that can fit the data. Before we tackle this ill-posed inverse problem, let's explore an There are many models that can fit the data, so we need a means of ''regularizing'' our inversion so that we c
    21 KB (3,355 words) - 10:04, 1 August 2017
  • ...with the observed field, and then iterating until a satisfactory degree of fit between model field and observed field is achieved. Sedimentary anomalies a
    2 KB (234 words) - 16:18, 15 August 2017
  • ...ts all the wavelets in the analysis window. Then this wavelet is scaled to fit each input trace creating the 'coherent component'. This method only measur Presented by Bednar (1998) and is based on a least-squares fit technique that fits a plane through a seismic data window, and is solved us
    5 KB (768 words) - 08:10, 6 September 2017
  • Curvature can be calculated in both 2D and 3D, where in 3D it attempts to fit circles, and not just a curve to the surface. You can imagine that a 3D su
    6 KB (896 words) - 08:59, 10 October 2017
  • ...sq kilometers<ref name=":0" />. Seismic method can only cover process that fit within the limitation of the data. Figure 8, provides provides a visual und
    9 KB (1,370 words) - 14:03, 4 January 2018
  • ...ation. The correlation between both GR responses allows an adequate linear fit of 0.981. The linear empirical relationship is used to calculate the correc
    19 KB (2,988 words) - 14:02, 4 January 2018
  • An indicator of the fit between a calculated curve (the &#x2018;&#x2018;solution&#x2019;&#x2019;) a
    362 bytes (52 words) - 08:45, 2 October 2017
  • ...rs equivalent to changing parameter values that transform a model curve to fit a data curve. See Raiche et al. (1985).
    186 bytes (26 words) - 08:47, 2 October 2017
  • # Fit a function to the log spectrum(s). == Fit a function to the log spectrum ==
    10 KB (1,616 words) - 13:04, 9 January 2020
  • based on data fit objectives that allow for outlying errors by
    5 KB (794 words) - 19:16, 19 October 2017

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