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 gradi...
Utpal Kumar, PhD
Earth Inversion
Computational Seismology, Scientific Software, and Data-Driven Infrastructure Monitoring
Technical writing on geophysical pipelines, scalable data analysis, and reproducible research engineering.
- 133+ Published Posts
- 10 Topic Categories
- 2026-02-19 Updated This Year
Research
Peer-reviewed work in seismology, structural health monitoring, and large-scale inversion.
Data Analysis
End-to-end workflows for high-volume scientific data: ingestion, QC, feature extraction, and modeling.
Web Computing
Cloud and web platforms for real-time sensing, visualization, and operational analytics.
Create beamer slides using Python
We will use the Python package to create beamer presentation and append existing figures to each slide
Recent posts
Recent technical articles on seismic analytics, scientific computing, numerical modeling, and production data workflows.
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 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
Perform distributed computing easily using ray in python
We will introduce the concepts of distributed computing and then use the open-source Python library Ray to write scalable codes that can work on distributed ...
Using dask python library to read a huge global earthquake catalog file
We will see how we can read a large data file with earthquake catalog in Python using the Dask library
Convolution of waveforms using python compared to matlab
We will see compare the convolution functions in Python (Numpy) with the conv function in MATLAB. If you have tried them both then you would know that its no...
Read and write text files in modern fortran
We will read and write text and numeric data into a file using modern fortran.
Convert any text to lifelike speech using amazon polly
We will see how we can use amazon web services, specifically amazon polly to convert any text into a speech
How to install jekyll on apple m1 macbook
If you have recently bought a M1 mac and have been doing blogging using Jekyll, then you must have experienced that installing Jekyll on the M1 architecture ...
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 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
Perform distributed computing easily using ray in python
We will introduce the concepts of distributed computing and then use the open-source Python library Ray to write scalable codes that can work on distributed ...
Using dask python library to read a huge global earthquake catalog file
We will see how we can read a large data file with earthquake catalog in Python using the Dask library
Convolution of waveforms using python compared to matlab
We will see compare the convolution functions in Python (Numpy) with the conv function in MATLAB. If you have tried them both then you would know that its no...
Read and write text files in modern fortran
We will read and write text and numeric data into a file using modern fortran.
Convert any text to lifelike speech using amazon polly
We will see how we can use amazon web services, specifically amazon polly to convert any text into a speech
How to install jekyll on apple m1 macbook
If you have recently bought a M1 mac and have been doing blogging using Jekyll, then you must have experienced that installing Jekyll on the M1 architecture ...