Finding Tiny Earthquakes by Their Fingerprints
A three-station seismic matched-filter experiment shows how repeating waveform shapes reveal small earthqua...
Utpal Kumar, PhD
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- 153+ Posts
- 12 Topics
- Nov 2026 Updated
What an Agent Harness Does
Follow a CSV export task to see how an agent harness connects model decisions to tools, permissions and che...
Recent posts
Recent technical articles on seismic analytics, scientific computing, numerical modeling, and production data workflows.
How to plot the boundaries of the states on the basemap of the usa
We will plot the boundaries of the states of the USA on a basemap figure
How to set up ssh-keys for github
You will learn how to generate and set up an SSH key for github so that you don’t need to always type your username and password when accessing github repo.
How to load dynamic libraries in c/c++?
We will see how to load shared libraries in C/C++. We will write a library to convert km to degrees and vice-versa. Then we create a utility program to conve...
Read yaml input file in bash, c/c++ and python
We will see how to read a YAML file in Bash, C/C++ and Python.
Threading in c/c++ programming language using pthreads
Using multiple threads in C for concurrent process flow
What are linked lists in data structures?
We look into a quick overview of the idea of linked list data structure with some examples.
Numerical optimization based on the l-bfgs method
We will inspect the L-BFGS optimization method using one example and compare its performance with the gradient descent method
Create beamer slides using python
We will use the Python package to create beamer presentation and append existing figures to each slide
A quick overview on geospatial data visualization using pygmt
We will see how to plot a topographic map, overlay earthquake data on topographic maps, plot focal mechanism solutions and plot tomographic results on a geog...
How to read tabular data from a text file in fortran
A step-by-step Fortran program to read a formatted tabular Earth-model file — count the rows, allocate arrays, then read the columns and find the discontinui...
How to deal with irregularly sampled time series data
While analyzing time series data, we often come across data that is non-uniformly sampled, i.e., they have non-equidistant time-steps. Infact, most of the re...
The easiest way to publish a python package on pypi using poetry
We will learn how to use the poetry package to create, manage, build and publish Python package on PyPI
How to plot earthquakes data on a three-dimensional topographic map
Read the earthquake data from a data file and overlay on a three-dimensional topographic map using PyGMT.
Encrypt your data and software with python
Learn to encrypt and decrypt any files, data or software with python
How to plot the boundaries of the states on the basemap of the usa
We will plot the boundaries of the states of the USA on a basemap figure
How to set up ssh-keys for github
You will learn how to generate and set up an SSH key for github so that you don’t need to always type your username and password when accessing github repo.
How to load dynamic libraries in c/c++?
We will see how to load shared libraries in C/C++. We will write a library to convert km to degrees and vice-versa. Then we create a utility program to conve...
Read yaml input file in bash, c/c++ and python
We will see how to read a YAML file in Bash, C/C++ and Python.
Threading in c/c++ programming language using pthreads
Using multiple threads in C for concurrent process flow
What are linked lists in data structures?
We look into a quick overview of the idea of linked list data structure with some examples.
Numerical optimization based on the l-bfgs method
We will inspect the L-BFGS optimization method using one example and compare its performance with the gradient descent method
Create beamer slides using python
We will use the Python package to create beamer presentation and append existing figures to each slide
A quick overview on geospatial data visualization using pygmt
We will see how to plot a topographic map, overlay earthquake data on topographic maps, plot focal mechanism solutions and plot tomographic results on a geog...
How to read tabular data from a text file in fortran
A step-by-step Fortran program to read a formatted tabular Earth-model file — count the rows, allocate arrays, then read the columns and find the discontinui...
How to deal with irregularly sampled time series data
While analyzing time series data, we often come across data that is non-uniformly sampled, i.e., they have non-equidistant time-steps. Infact, most of the re...
The easiest way to publish a python package on pypi using poetry
We will learn how to use the poetry package to create, manage, build and publish Python package on PyPI
How to plot earthquakes data on a three-dimensional topographic map
Read the earthquake data from a data file and overlay on a three-dimensional topographic map using PyGMT.
Encrypt your data and software with python
Learn to encrypt and decrypt any files, data or software with python