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**Create the page "Harmonic" on this wiki!** See also the search results found.

## Page title matches

- {{#category_index:H|harmonic}} ...frequency that is a simple multiple of a fundamental frequency. The third harmonic, for example, has a frequency three times that of the fundamental. <b>2</b>478 bytes (72 words) - 17:07, 22 July 2017
- {{#category_index:H|harmonic analysis}}333 bytes (42 words) - 17:10, 22 July 2017
- {{#category_index:H|harmonic average}} The reciprocal of a harmonic average is given by the sum of the weighted reciprocals of the elements to521 bytes (75 words) - 17:12, 22 July 2017
- {{#category_index:H|harmonic distortion}}262 bytes (29 words) - 18:08, 22 July 2017
- {{#category_index:H|harmonic function}}255 bytes (30 words) - 18:10, 22 July 2017
- {{#category_index:H|harmonic mean}}175 bytes (19 words) - 18:15, 22 July 2017
- {{#category_index:S|spherical harmonic}}218 bytes (24 words) - 09:52, 6 September 2017
- {{#category_index:H|harmonic}} ...frequency that is a simple multiple of a fundamental frequency. The third harmonic, for example, has a frequency three times that of the fundamental. <b>2</b>419 bytes (66 words) - 17:08, 22 July 2017
- 411 bytes (67 words) - 17:09, 22 July 2017
- {{#category_index:H|harmonic analysis}}274 bytes (36 words) - 17:10, 22 July 2017
- 274 bytes (42 words) - 17:04, 22 July 2019
- {{#category_index:H|harmonic average}} The reciprocal of a harmonic average is given by the sum of the weighted reciprocals of the elements to404 bytes (61 words) - 17:12, 22 July 2017
- 375 bytes (57 words) - 17:05, 22 July 2019
- {{#category_index:H|harmonic distortion}}203 bytes (23 words) - 18:08, 22 July 2017
- 168 bytes (22 words) - 17:07, 22 July 2019
- {{#category_index:H|harmonic function}}196 bytes (24 words) - 18:11, 22 July 2017
- 166 bytes (25 words) - 18:14, 22 July 2017
- {{#category_index:H|harmonic mean}}116 bytes (13 words) - 18:15, 22 July 2017
- 77 bytes (8 words) - 17:08, 22 July 2019
- {{#category_index:S|spherical harmonic}}133 bytes (16 words) - 09:53, 6 September 2017
- {{#category_index:S|spherical harmonic}}133 bytes (19 words) - 09:55, 6 September 2017
- [[file:Ch06_fig6-9a.png|thumb|center|{{figure number|6.9a.}} Directivity of a harmonic source at depth <math>z=c\lambda</math>.]] * [[Directivity of a harmonic source plus ghost]]5 KB (618 words) - 16:18, 8 November 2019

## Page text matches

- ...nse of nine geophones equally spaced 5.5 m apart. The solid curves are for harmonic (steady-state) waves, the dashed curves for a transient with a bell-shaped3 KB (430 words) - 18:19, 6 June 2020
- ...d to upscale sonic-log data for synthetic seismogram manufacture. Involves harmonic averaging to find the anisotropic elastic parameters that characterize seis629 bytes (76 words) - 23:24, 3 October 2020
- ...sub>''n''</sub> is the rms voltage of the ''n''th harmonic, the <b>percent harmonic distortion</b> is2 KB (254 words) - 21:04, 3 April 2017
- The input amplitude for which the distortion-generated third harmonic becomes a certain percentage, generally 3% but sometimes 1%. For smaller in304 bytes (37 words) - 21:04, 3 April 2017
- ...surface sources produces spurious correlations, especially for the second harmonic (which may be very large). This produces a distortion tail that follows the411 bytes (55 words) - 21:05, 3 April 2017
- .... An equation derived from the wave equation through the substitution of a harmonic wave trial solution into the wave equation. In one form of the eikonal equa2 KB (365 words) - 19:12, 8 April 2019
- ...a plane reflector mainly effective in generating a reflection since, for a harmonic wave, the effects of successive zones generally cancel each other. A nomogr1 KB (207 words) - 18:05, 14 November 2017
- The lowest frequency of a periodic function. Also called the <b>first harmonic</b>.204 bytes (26 words) - 14:48, 2 March 2017
- ...tionary:correlation_ghost|''correlation ghost'']] (q.v.) that results from harmonic distortion when using vibroseis.880 bytes (134 words) - 16:14, 13 June 2018
- {{#category_index:H|harmonic}} ...frequency that is a simple multiple of a fundamental frequency. The third harmonic, for example, has a frequency three times that of the fundamental. <b>2</b>478 bytes (72 words) - 17:07, 22 July 2017
- {{#category_index:H|harmonic analysis}}333 bytes (42 words) - 17:10, 22 July 2017
- {{#category_index:H|harmonic average}} The reciprocal of a harmonic average is given by the sum of the weighted reciprocals of the elements to521 bytes (75 words) - 17:12, 22 July 2017
- {{#category_index:H|harmonic distortion}}262 bytes (29 words) - 18:08, 22 July 2017
- {{#category_index:H|harmonic function}}255 bytes (30 words) - 18:10, 22 July 2017
- {{#category_index:H|harmonic mean}}175 bytes (19 words) - 18:15, 22 July 2017
- The space-dependent form of the wave equation for a wave that is harmonic in time:2 KB (271 words) - 15:26, 5 January 2021
- ...ral logarithm of the ratio of the amplitudes of two successive cycles of a harmonic event. Where the amplitude decay is because of absorption, the logarithmic366 bytes (51 words) - 17:58, 13 April 2019
- ...essed as a percentage of the amount which will produce a certain amount of harmonic distortion. <b>3</b>. Sometimes used to imply the number of bits used to re711 bytes (102 words) - 14:42, 13 July 2018
- ...des microseisms, source-generated noise, multiples, tape-modulation noise, harmonic distortion, etc. Sometimes divided into coherent noise (including nonreflec585 bytes (72 words) - 07:32, 31 October 2017
- ...es of exploration interest. Ordinarily computed from a low-order spherical harmonic expansion constrained by satellite measurements. The normal field of the Ea797 bytes (110 words) - 15:22, 11 December 2017
- A function that repeats after successive equal intervals of time; a <b>harmonic function</b>.220 bytes (28 words) - 14:56, 7 March 2018
- ...a plot of the phase relationship of the component sinusoids determined by harmonic analysis graphed versus frequency.274 bytes (38 words) - 18:22, 12 March 2018
- ...e of amplitude with distance because of absorption; the amplitude of plane harmonic waves is often written as3 KB (497 words) - 11:00, 29 November 2020
- {{#category_index:S|spherical harmonic}}218 bytes (24 words) - 09:52, 6 September 2017
- ...'']]. Wave motion at a point is often described mathematically in terms of harmonic components:3 KB (537 words) - 09:42, 30 November 2017
- ...nse of nine geophones equally spaced 5.5 m apart. The solid curves are for harmonic (steady-state) waves, the dashed curves for a transient with a bell-shaped845 bytes (128 words) - 00:03, 14 February 2020
- ...e x-k extrapolator, de-aliasing interpolation, delayed-shot migration, and harmonic-shot migration.8 KB (1,270 words) - 12:41, 20 June 2016
- harmonic analysis (read wavelets) was worthwhile. Gilles5 KB (814 words) - 19:47, 14 February 2014
- analysis, signal estimation theory, and modern concepts in harmonic analysis to develop robust and5 KB (719 words) - 14:56, 17 October 2016
- and vibroseis. He published on vibrator efficiency, harmonic4 KB (646 words) - 11:12, 18 October 2016
- ...erate in 1998. A few years later, most contractors had developed their own harmonic distortion-reduction algorithms, making Justus’ vision of a large number5 KB (717 words) - 15:25, 17 October 2016
- ...c data]]. In our simple example, let us assume that we know the signal has harmonic content and is therefore sparse in the Fourier domain.9 KB (1,356 words) - 16:40, 16 February 2016
- ...nse of nine geophones equally spaced 5.5 m apart. The solid curves are for harmonic (steady-state) waves, the dashed curves for a transient with a bell-shaped799 bytes (122 words) - 22:49, 16 March 2017
- ...sub>''n''</sub> is the rms voltage of the ''n''th harmonic, the <b>percent harmonic distortion</b> is1 KB (236 words) - 21:05, 3 April 2017
- The input amplitude for which the distortion-generated third harmonic becomes a certain percentage, generally 3% but sometimes 1%. For smaller in245 bytes (31 words) - 21:05, 3 April 2017
- ...surface sources produces spurious correlations, especially for the second harmonic (which may be very large). This produces a distortion tail that follows the352 bytes (49 words) - 21:07, 3 April 2017
- ...e of amplitude with distance because of absorption; the amplitude of plane harmonic waves is often written as3 KB (457 words) - 11:01, 29 November 2020
- 419 bytes (66 words) - 17:08, 22 July 2017
- {{#category_index:H|harmonic analysis}}274 bytes (36 words) - 17:10, 22 July 2017
- 404 bytes (61 words) - 17:12, 22 July 2017
- {{#category_index:H|harmonic distortion}}203 bytes (23 words) - 18:08, 22 July 2017
- {{#category_index:H|harmonic function}}196 bytes (24 words) - 18:11, 22 July 2017
- {{#category_index:H|harmonic mean}}116 bytes (13 words) - 18:15, 22 July 2017
- {{#category_index:S|spherical harmonic}}133 bytes (16 words) - 09:53, 6 September 2017
- {{#category_index:S|spherical harmonic}}133 bytes (19 words) - 09:55, 6 September 2017
- ...des microseisms, source-generated noise, multiples, tape-modulation noise, harmonic distortion, etc. Sometimes divided into coherent noise (including nonreflec526 bytes (66 words) - 07:32, 31 October 2017
- ...a plane reflector mainly effective in generating a reflection since, for a harmonic wave, the effects of successive zones generally cancel each other. A nomogr1 KB (201 words) - 11:13, 21 November 2017
- The lowest frequency of a periodic function. Also called the <b>first harmonic</b>.145 bytes (20 words) - 14:49, 2 March 2017
- The space-dependent form of the wave equation for a wave that is harmonic in time:336 bytes (47 words) - 23:25, 23 January 2017
- ...d to upscale sonic-log data for synthetic seismogram manufacture. Involves harmonic averaging. <b>2</b>. Calculating the anisotropic elastic parameters that ch360 bytes (44 words) - 08:25, 24 January 2017