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Followers
1.2K
Account age
3 yrs
💰 Suggested sponsorship rate
$40 – $65 / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
🎁 Free analysisfor Jonathan Carroll
Known for
26 views
New post: Schotter Plots in R
https://jcarroll.com.au/2026/04/17/schotter-plots-in-r/
in which I reproduce a famous plot in R based on translating some Python code, itself translated from ALGOL
#aRtistry #rstats
15 views
I've been keeping an eye on this since I first heard about it, and it looks like it now works! duckdb has a dplyr extension which can be installed - use dplyr code to slice and dice data within a duckdb session.
https://duckdb.org/community_extensions/extensions/dplyr
Shoutouts to the author @mrchyp
12 views
About half way through @daroczig's #useR talk recording on {logger}
https://www.youtube.com/watch?v=8R8ulz4MVm0
I was admiring how extensible it was and it struck me that it was a good fit for sending logged errors via {ntfy} - I got a working proof of concept running in next to no time and now you
8 views
@andrew made a vastly superior parallel search across seed values (via mirai) I was scanning in this post (10 years ago) https://jcarroll.com.au/2016/05/30/seed/ and now I can find (the first of) these two magic numbers in a mere 16s
Andrew's post: https://www.andrewheiss.com/blog/2026/04/13/seeds-p
📊 Post engagement
Recent posts · likes + reposts
Oct 31latest
9
Avg engagement / post
3–12
Typical post (engagement)
0.7%
Engagement vs followers
63/100
Consistent reach
Oct 2022
On Mastodon since
Half of recent posts land between 3 and 12 likes + reposts (median 8) — a dependable floor a sponsored post can count on.
🔥 Top post: New post: Schotter Plots in R https://jcarroll.com.au/2026/04/17 · 26 likes + reposts
📊 Activity & format
Posting cadence
0.38 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly images
Recent: 0 text · 10 image · 2 video.
Follower / following
2.3×
Follows 540 back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
🔥 Top post
New post: Schotter Plots in R
https://jcarroll.com.au/2026/04/17/schotter-plots-in-r/
in which I reproduce a famous plot in R based on translating some Python code, itself translated from ALGOL
#aRtistry #rstats
▶
Hazel https://hazel.org/ is very cool - tooltips used to probe intermediate states of functions. I know of the breakerofchains package for R, but is there one that adds this sort of overlay to a compatible editor (e.g. VSCode/positron)?
Th…
▶
Ooh, that's satisfying
I've been keeping an eye on this since I first heard about it, and it looks like it now works! duckdb has a dplyr extension which can be installed - use dplyr code to slice and dice data within a duckdb session.
https://duckdb.org/communit…
I don't immediately see them on fedi, but Guillaume Pressiat wrote an excellent follow-up to my Schotter post, adding in a polar coordinates element
https://guillaumepressiat.github.io/blog/2026/04/drawing-pictures-scico
(discovered from m…
Probably not quite fully accurate, but I was surprised on seeing the name when reading something that detailed the Thirty Years' War
@andrew made a vastly superior parallel search across seed values (via mirai) I was scanning in this post (10 years ago) https://jcarroll.com.au/2016/05/30/seed/ and now I can find (the first of) these two magic numbers in a mere 16s
Andre…
R/Pharma 2026 call for speakers is open until (approx) 02 May and we're once again running an APAC track for those not in America/Europe timezones.
Some of last year's sessions are available on YouTube https://www.youtube.com/rinpharma
We'…
#rstats hivemind - is this a bug or a working-as-expected inconsistency?
nargs() gives different results when called via a wrapper compared to when called directly.
I need to wrap a function from a published package which (perhaps regretta…
Unlikely to be quite up to the standards of @baptnz but I'm very much enjoying a slow tea experience. Some simple jasmine Yin Hao this time.
Original: https://www.oglaf.com/labyrinth/
About half way through @daroczig's #useR talk recording on {logger}
https://www.youtube.com/watch?v=8R8ulz4MVm0
I was admiring how extensible it was and it struck me that it was a good fit for sending logged errors via {ntfy} - I got a wo…
🐘 Community & instance
Home server
fosstodon.org
A open-source software server — its members and audience skew toward that niche, so expect a community-aligned, engaged following.
✅ Link-verified
Verified link
Proved ownership of a website linked on their profile — Mastodon's green-check verification, a real identity signal rather than a paid badge.
On Mastodon since
Oct 2022
Joined in the Twitter-exodus wave of late 2022 — part of the migration that made Mastodon a real destination.
💡 Facts
🗓️Joined Mastodon in 2022 — 3 years ago.
👁️Averages 9 views per post.
📤Posts about 0.4× per week.
📍Based in Japan.
🕵️ Fake follower check
Estimated52/100
Fair
Credibility score
76%
Mixed
Real audience
Medium
Fake-follower risk
High
Data confidence
- Est. 76% real, active audience · Medium fake-follower risk.
- Low engagement (~0.7% of followers engage each post) — a sign of an inflated or inactive audience.
- Verified account.
- Established account (3+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
#rstats primarily but learning #haskell, #julia, #rust, #python, #APL, #lisp, and many others
:rstats: :haskell: :julia: :rust: :apl: :python: :bash:
Also learning Japanese 🇯🇵
Happy to also talk #chess, #woodwork, #biotech, #physics, and lots more
Working remotely from Adelaide, South Australia
📸 Gallery
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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14%
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12%
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