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Nicolas Karasiak

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Author: Nicolas Karasiak

Spatial and temporal accuracy of tree species mapping with Satellite Image Time Series
  • Remote sensing
  • research

Spatial and temporal accuracy of tree species mapping with Satellite Image Time Series

After several years of work, we are proud with my advisors to publish our paper about the tree species mapping using nine one-year Satellite Image Time Series from the Formosat-2 sensor. 🥂 📖 Read the article directly on Remote Sensing

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Nicolas Karasiak
8 February 202013 July 2020
2 Min Read
1
Who uses the dzetsaka QGIS plugin ? A brief inventory
  • Remote sensing
  • research

Who uses the dzetsaka QGIS plugin ? A brief inventory

I identified about 24 works, including 8 in peer-reviewed journals, that use the dzetsaka classification plugin. When I made this plugin, it was only to reproduce my work at the Guiana Amazonian Park. I didn’t expect it would be so

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Nicolas Karasiak
17 December 20191 November 2020
6 Min Read
0
🏆 3 rewards including a first prize for my participation in Sentinel-Hub contest !
  • Mapping
  • Remote sensing

🏆 3 rewards including a first prize for my participation in Sentinel-Hub contest !

Sentinel-hub Playground is a wonderful tool to explore Sentinel images. I really appreciate its capability to deal with the temporal information, but custom scripts using temporal information are rare. Getting an image every 5 days allow to do wonderful things,

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Nicolas Karasiak
16 May 201920 August 2020
4 Min Read
0
Dzetsaka, classification plugin, is now available on Qgis 3
  • qgis
  • Remote sensing

Dzetsaka, classification plugin, is now available on Qgis 3

Thanks to the amazing work of Qgis 3 contributors, Qgis 3 is now here and it’s awesome ! I manage to have a few days free to migrate dzetsaka to python 3 and to PyQt5, so dzetsaka is now available

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Nicolas Karasiak
4 March 20181 November 2020
2 Min Read
1
Chapter in QGIS and Applications in Agriculture and Forest book
  • qgis
  • Remote sensing

Chapter in QGIS and Applications in Agriculture and Forest book

I’m glad to share with you my first publication of a chapter with Pauline Perbet. According to Nicolas Bagdhadi who edited with Clément Mallet and Mehrez Zribi theses new series of books  “QGIS in remote sensing”, these 4 volumes “aim

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Nicolas Karasiak
24 January 20184 March 2018
2 Min Read
0
Convert TMS tiles to XYZ for D3js
  • Mapping
  • web

Convert TMS tiles to XYZ for D3js

When I was working with D3js, I was searching on how to use TMS tiles made in Qgis with gdal2tiles.py. If you want to generate XYZ tiles, you can use the fork of gdal2tiles.py made by Cayle Sharrock Default XYZ system

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Nicolas Karasiak
30 November 201712 November 2017
1 Min Read
0
Historical Map Process into dzetsaka (Qgis)
  • qgis

Historical Map Process into dzetsaka (Qgis)

Historical Map was my first plugin (thanks to Mathieu Fauvel). This plugin, which is almost deprecated now, allows the user to map forests from french general staff maps. But, as this plugin is very specific, I needed to develop a

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Nicolas Karasiak
12 November 201727 May 2019
2 Min Read
0
HTML and CSS lego icons have a new friend : Javascript !
  • web

HTML and CSS lego icons have a new friend : Javascript !

I was building my new courses in web development for Master SIGMA when I found some really nice illustrations explaining the role of HTML and CSS. But something was missing : Javascript ! I don’t manage to find the original author of

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Nicolas Karasiak
13 October 20177 October 2019
1 Min Read
0
Compiling OTB SuperBuild with Monteverdi and Remote Modules (Ubuntu 16.04)
  • Remote sensing

Compiling OTB SuperBuild with Monteverdi and Remote Modules (Ubuntu 16.04)

Orfeo ToolBox (OTB) is an amazing tool for remote sensing. Some modules are not included in the distribution because they are produced by external users, but some of them are really interesting.

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Nicolas Karasiak
23 November 201623 November 2016
3 Min Read
0
Get ROI values from raster and combine all CSV (remote sensing statistics with R)
  • Remote sensing

Get ROI values from raster and combine all CSV (remote sensing statistics with R)

EDIT in 2018 : More than two years later after this post, I just discover it back and realize how crazy I was to use R for Remote Sensing and for extracting ROI. I really suggest you to use Python

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Nicolas Karasiak
21 May 20167 October 2019
6 Min Read
0

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Recent Posts

  • Spatial and temporal accuracy of tree species mapping with Satellite Image Time Series
  • Who uses the dzetsaka QGIS plugin ? A brief inventory
  • 🏆 3 rewards including a first prize for my participation in Sentinel-Hub contest !
  • Dzetsaka, classification plugin, is now available on Qgis 3
  • Chapter in QGIS and Applications in Agriculture and Forest book

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