Geophysics | FD/RTM/FWI/TOMO/RayTracing ISO/VTI/TTI su/segy/sgy | GPU library
kandi X-RAY | Geophysics Summary
kandi X-RAY | Geophysics Summary
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Community Discussions
Trending Discussions on Geophysics
QUESTION
I am trying to render geophysics section with contourf map in matplotlib. I almost get desired result with only one exception, it renders from the bottom left corner. Rendered geophysics section
As it is section from surface, so 0 is a surface level, and 2000 is depth in nanoseconds. That means this contourf map needs to be rendered from top left corner.
...ANSWER
Answered 2021-Mar-04 at 04:29If the data D is a numpy 2D array,
QUESTION
I am trying to make a barplot where the bars would have the color "dodgerblue4" as a gradient. I tried to use scale_color_gradient but it didn't work. I would like the highest value to have "dodgerblue4" and have that color fading, is it possible? Thank you! My code for now is:
...ANSWER
Answered 2021-Mar-01 at 16:32There are multiple ways that you could interpret 'gradient' in this case.
Since you're talking about a 'fade', you could map the y-value of a bar to the alpha
aesthetic.
QUESTION
I am almost done with an exercise but need help with the last bit. The premise is to have only a clicked article to be shown out of a list of four articles. I can hide all but the first article and get the heading to show when the respective article is clicked but I'm having trouble with the code to get the actual article to show. Here is an HTML snippet (let me know if you need more):
...ANSWER
Answered 2020-Oct-26 at 14:55Except for the obvious typo on "id"
, your selector is wrong:
QUESTION
I am using Python 3.8 in Spyder to read a data file with extension ".stg". This files are outputs of some equipments used in Geophysics See file .The only option I have found so far is manually opened the file in a text editor (Notepad), save it as .txt, and finally using this line of code:
import pandas as pd
df = pd.read_csv('TSC16.txt', header=3)
The file opens fine, but I want to know if there is an efficient way to do it because, in the end, my goal is to work with tons of this .stg files.
Thank you for you help!
ANSWER
Answered 2020-Sep-11 at 12:59The STG file is a plaintext file that has three rows of metadata and then a comma-separated values table. You can read this with pd.read_csv
as you have. You will need to set the column names, which you can find here. I have included them in the code below.
QUESTION
I have a data-frame like below
...ANSWER
Answered 2020-Jan-09 at 07:06First use DataFrame.melt
, then filter by DataFrame.query
and then reshape by GroupBy.size
with Series.unstack
:
QUESTION
I have a dataset that defines two curves, and I want to fill the area between them. However, contrary to the standard situation, the abscissa is to be plotted on the vertical axis and the ordinates on the horizontal one; the abscissa indicates depth, this is a common plotting format in geophysics. In other words, I want something like
...ANSWER
Answered 2018-Aug-27 at 19:01If there is some value of x which is guaranteed to lie between the two curves then you can plot in two halves. For the data you show, x=-1 would be a suitable value and the plot command would be:
QUESTION
I am currently updating our projects Geotools jars from 10.8 to RC 21. I've run into an issue where in the coverage jar(gt-coverage-21-RC.jar) the ViewType class no longer exists. Also the code that uses that class on the GridCoverage2D class doesn't exist.
So the following no longer works:
...ANSWER
Answered 2019-Feb-15 at 13:55It appears that they were removed in this change which seems to indicate they were deprecated back in geotools 13 and so were removed in geotools 14.
I've opened a ticket to get the documentation updated to match.
QUESTION
I am trying to interpolate a surface based on geophysics in the form of x, y, z points. I would like to have the surface cropped to the extent of the of the survey (e.g. I just want the area within the red borders in the below figure).
Doe anyone know how to do this? Below is some example code which generates the below figure. I need to work out how to modify it to just interpolate the area within the red border.
...ANSWER
Answered 2018-Sep-28 at 06:49From the docs my approach would be:
QUESTION
I am trying to scrape information from google scholar web page:
https://scholar.google.com/citations?view_op=search_authors&hl=en&mauthors=label:materials_science
...ANSWER
Answered 2018-Jun-22 at 22:07You can make use of purrr
and stringr
packages, extract all nodes first and concatenate individual ones.
QUESTION
I am writing a label on a map using Generic Mapping Tools, and I want to use the \alpha
symbol (α). This symbol is provided in the Symbols font in GMT, and corresponds to octal code 141. I explicitly declare that I want to use the Symbols font in my GMT defaults, as well as in my PSTEXT command:
ANSWER
Answered 2018-May-28 at 18:11The problem is that the Symbols font is not invoked unless the label explicitly requests it using the @~
code, as explained in the GMT PSTEXT documentation under Description. No example is provided, but in my case the solution was straightforward:
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