Jakub Nowosad

@nowosad.fosstodon.org.ap.brid.gy

Computational geographer. Associate Professor at AMU, Poznan, Poland. Co-author of http://r.geocompx.org, http://py.geocompx.org, and https://tmap.geocompx.org books […]

🌉 bridged from ⁂ https://fosstodon.org/@nowosad, follow @ap.brid.gy to interact

@nowosad.fosstodon.org.ap.brid.gy Oct 14, 2026, 2:04 PM

🌍 The {terra} documentation now clearly shows which calculations for longitude/latitude data use ellipsoidal algorithms (instead of treating the data as projected).

Read it at: https://rspatial.github.io/terra/reference/terra-package.html#xxxii-longitude-latitude-data

#rstats #GISchat #RSpatial

@nowosad.fosstodon.org.ap.brid.gy Oct 12, 2026, 2:00 PM

🎬 Recordings from the Machine Learning for Earth Observation (ML4EO) 2026 conference are now online! 🌍🛰️

Explore the talks at https://ml4eo.org/ml4eo-2026/

#ML4EO #RemoteSensing #MachineLearning

@nowosad.fosstodon.org.ap.brid.gy Oct 7, 2026, 2:02 PM

{geodensity} by Andrew Brown provides fast kernel density estimation, calculating density directly on the Earth’s surface using great-circle distances.

https://github.com/brownag/geodensity

#rstats #GISchat #RSpatial

@nowosad.fosstodon.org.ap.brid.gy Sep 30, 2026, 2:03 PM

📊 Visualization for Social Data Science is an open online book by Roger Beecham on using visualization and statistics to explore social science data.

(It also includes many great maps!)

https://vis4sds.github.io/vis4sds/

#rstats #DataViz #GIS #RSpatial

@ropensci.org Sep 29, 2026, 4:03 PMReposted by @nowosad.fosstodon.org.ap.brid.gy

Coworking and Office Hours next week!

Theme: Writing Tests & Testing in R

Tuesday October 6th 09:00 Americas Pacific (16:00 UTC)

Join @defuneste and @yabellini

- General coworking
- Explore how to write tests for R
- Add some tests to your work or packages
- Chat with @defuneste and other […]

@nowosad.fosstodon.org.ap.brid.gy Sep 27, 2026, 2:01 PM

⛰️ Want to see geomorphometry in action?

Book chapter "Geomorphometry Using Open-Source Programming Languages" comes with a companion collection of code and practical examples in #Rspatial #Geopython #Juliageo.

📖 Chapter […]

[Original post on fosstodon.org]

@rcarto.fosstodon.org.ap.brid.gy Sep 25, 2026, 12:27 PMReposted by @nowosad.fosstodon.org.ap.brid.gy

{maposm} is now available on CRAN.

:rstats: https://CRAN.R-project.org/package=maposm
:git: https://codeberg.org/riatelab/maposm

This R package downloads OpenStreetMap layers, which are then selected, simplified, merged or modified to create a set of […]

[Original post on fosstodon.org]

A map of the center of Fort-de-France city in Martique. The map colors ressemble to those used in the OpenStreetMap default theme, with no labels.

@nowosad.fosstodon.org.ap.brid.gy Sep 23, 2026, 2:02 PM

Want to work with the AlphaEarth Embedding data from R? 🛰️🌍

Felipe Carlos has developed an R package that makes it easier to search and retrieve AlphaEarth embeddings for your area of interest.

https://m3nin0-labs.github.io/alphaearth/

#rstats #RemoteSensing #EarthObservation #RSpatial

@nowosad.fosstodon.org.ap.brid.gy Sep 16, 2026, 2:03 PM

A new R package for redistributing counts to flexible spatial grids 🗺️ Christopher D. Higgins’ `{pycnogrid}` implements pycnophylactic interpolation for H3, A5, S2, ISEA, raster, and local hexagonal grids, while preserving the original totals […]

@nowosad.fosstodon.org.ap.brid.gy Sep 14, 2026, 2:02 PM

🚀 NLMR 1.4.0 is now on GitHub!

A major terra migration, new `landscape_classify()` & `catalog_nlm()` helpers, and more.

https://github.com/ropensci/NLMR

(⚠️ `nlm_fbm()` & `nlm_gaussianfield()` are currently missing -- still figuring out the best way forward […]

[Original post on fosstodon.org]

@nowosad.fosstodon.org.ap.brid.gy Sep 13, 2026, 2:01 PM

Missed the OpenGeoHub Earth Observation Summer School 2026? 🛰️

You can now explore the slides, links, and other course materials from the sessions in one place:

https://github.com/Nowosad/OGH_summer_school_2026

#EarthObservation #RemoteSensing #Geospatial #OpenGeoHub

@nowosad.fosstodon.org.ap.brid.gy Sep 9, 2026, 2:02 PM

Working with OpenStreetMap data in R? 🗺️

Louis Laurian and Timothée Giraud have put together a "Cheat sheet for using OpenStreetMap with R".

https://zenodo.org/records/20842874

#rstats #OpenStreetMap #RSpatial

@nowosad.fosstodon.org.ap.brid.gy Sep 8, 2026, 2:01 PM

What are the key challenges when using machine learning for spatial prediction?

In a new blog post, I summarize our recent paper, where we discuss spatial dependence, validation, sampling, uncertainty, applicability, and reproducibility in spatial ML […]

[Original post on fosstodon.org]

@nowosad.fosstodon.org.ap.brid.gy Sep 2, 2026, 2:02 PM

🚀 Exciting developments in blockCV v4.0 by Roozbeh Valavi!

A major update for spatial cross-validation in R, adding new tools for kNN distance matching, fold diagnostics, and more.

https://github.com/rvalavi/blockCV#whats-new-in-v40

#rstats #rspatial #spatialML #GISchat #MachineLearning

@nowosad.fosstodon.org.ap.brid.gy Aug 18, 2026, 12:02 PM

tmap just got a very useful deep dive on units 🗺️

From symbols and circles to fonts, margins, and legends -- this vignette explains the hidden world of units in tmap.

https://r-tmap.github.io/tmap/articles/foundations_units

#rspatial #rstats #Cartography #GIS #DataViz

r-tmap.github.iotmap foundations: units

@nowosad.fosstodon.org.ap.brid.gy Aug 12, 2026, 1:04 PM

If you like interactive maps in R, this is worth a look.

Nicolas Lambert’s *geovizr* is an htmlwidget wrapping the geoviz (d3-based) library, supporting everything from choropleths and spikes to pictograms and cartograms. 🗺️

https://riatelab.github.io/geovizr/

#rspatial #rstats […]

fosstodon.orgOriginal post on fosstodon.org