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Low Rank Jack

Low Rank Jack✓

Mastodon @lowrankjack@mathstodon.xyz
⚔ Compare ☆ Follow Own this channel?
🔄 Data last refreshed 2 days ago
🤝

Make a deal with Low Rank Jack

🔒 Paid proposals held safely in escrow — released only when the work's approved.

📣Sponsored postOne disclosed post (toot) with your link and message. $12→ 🧵Sponsored threadA multi-post explainer or story — the fediverse rewards dept… $30→ 📦Product seeding / honest reviewSend me your product — I post a disclosed, honest take. Auth… $16→ 📌Pinned sponsored postA disclosed post pinned to the top of my profile for the mon… $36/mo→ 🔗Profile link (bio field)Your link in one of my profile metadata fields for the month… $18/mo→ 🔁Boost packageI boost (repost) your account's toots through the month — di… $24/mo→ 🏛️Instance / community sponsorshipSponsor the server I run — a sponsor line in the About/rules… $30/mo→ 🤝Mutual boost collabWe boost each other across instances — a value swap between … Swap→ 🎬UGC HireBranded content for your own channels & ads from $50→ 🎙️Podcast guest spotInvite Low Rank Jack onto your podcast (~45 min, remote) $26→ 📞1:1 ConsultPaid video call — advice, coaching or Q&A $75/hr→

Every booking is a normal escrow-protected deal.

Followers
205
Account age
3 yrs
🎁 Free analysisfor Low Rank Jack
🕵️Fake Followers CheckReal-audience % & bot risk→ 📊Engagement rateBenchmarked vs. peers→ 💰What they chargeFair sponsored-post price→

Known for

Some advertisement for an interesting scientific tool, named #ImpBot (https://github.com/eloitanguy/impbot), developed by a colleague and friend, Eloi Tanguy. You may like using this #Python script when writing papers with many propositions, lemmata, theorems, assumptions, conjectures, .... for which it becomes less and less clear how all these elements are depending on each other. ImpBot genera11 views Some advertisement for an interesting scientific tool, named #ImpBot (https://github.com/eloitanguy/impbot), developed by a colleague and friend, Eloi Tanguy. You may like using this #Python script when writing papers with many propositions, lemmata, theorems, assumptions, conjectures, .... for which it becomes less and less clear how all these elements are depending on each other. ImpBot genera New paper from Rémi Delogne, doing a PhD thesis with me at #UCLouvain, INMA/ICTEAM, accepted at #TMLR: "#Random features for #Grassmannian #kernel approximation with bounded rank-one #projections" by R. Delogne and L. Jacques https://openreview.net/forum?id=wq18dZJ2pA https://arxiv.org/abs/2608.042273 views New paper from Rémi Delogne, doing a PhD thesis with me at #UCLouvain, INMA/ICTEAM, accepted at #TMLR: "#Random features for #Grassmannian #kernel approximation with bounded rank-one #projections" by R. Delogne and L. Jacques https://openreview.net/forum?id=wq18dZJ2pA https://arxiv.org/abs/2608.04227

📊 Post engagement

4
Avg engagement / post
2%
Engagement vs followers
Nov 2022
On Mastodon since

🔥 Top post: Some advertisement for an interesting scientific tool, named #Im · 11 likes + reposts

📊 Activity & format

Posting cadence
0.55 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly text
Recent: 10 text · 2 image · 0 video.
Follower / following
0.5×
Follows 441 back. A more reciprocal / networked account.

Recent posts

View on Mastodon ↗
🔥 Top post Some advertisement for an interesting scientific tool, named #ImpBot (https://github.com/eloitanguy/impbot), developed by a colleague and friend, Eloi Tanguy. You may like using this #Python script when writing papers with many propositions, lemmata, theorems, assumptions, conj… ★ 11
New paper from Rémi Delogne, doing a PhD thesis with me at #UCLouvain, INMA/ICTEAM, accepted at #TMLR: "#Random features for #Grassmannian #kernel approximation with bounded rank-one #projections" by R. Delogne and L. Jacques https://openr… ★ 3 (2/2) Following my previous toot, I finally found some time to #jailbreak my old #kindle V4 2011 and install the amazing #KOReader on it. I wish I did it before. My Kindle is now a perfect open source ebook reader. All is now perfectly se… ★ 2 "Welcome to Awesome Emacs, a community-driven list of useful Emacs packages, utilities, and libraries. Most of the following packages are available in MELPA." https://github.com/emacs-tw/awesome-emacs ★ 1 I spent a few minutes this morning alerting 3 of my (Belgian) European representatives and writing a message on https://digital-markets-act.ec.europa.eu/contact-us-eu-citizen_en about the context below. If you want to keep your Android OS … ★ 7 "In Data Cartels, legal scholar Sarah Lamdan exposes the shadowy industry built around collecting, packaging, and selling our personal data. She reveals how powerful companies hoard information and use aggressive tactics to maintain contro… ★ 4 Great news!! A fast, butterfly (aka FFT-like), implementation of the Noiselet Transform [1] is now integrated into the LazyLinop toolbox [2] – “a python toolbox to ease and accelerate computations with (“matrix-free”) linear operators.” Th… ★ 2 (1/2) I guess this marks the end of my 15 year old kindle I repaired a couple of times (email received today in French, but translated, from amazon.fr): "Thank you for your long-standing loyalty. We’re glad you’ve enjoyed our devices all t… ★ 1 @episciences Is there a possibility to create an episcience journal following a double blind reviewing process? That seems difficult with the submission of preprint first on hal/arXiv/... Have you already received such a request? "Mexican Burrowing Toads as gravitational wave detectors" by Frederic V. Hessman, Christian Jooss https://arxiv.org/abs/2603.29334 #arxiv #gravitationalWave #futurenobel ★ 3 Very interesting initiative (even if I like LaTeX ;-) "TMLR Beyond PDF is a new submission format for TMLR, using Markdown/HTML documents that support interactive figures, videos, or other rich media." https://tmlr-beyond-pdf.org/about ★ 1 "... the 36th annual ceremony (of the annual Ig Nobels) will be held in Zurich" https://www.theguardian.com/science/2026/mar/09/ig-nobel-prize-europe

🐘 Community & instance

Home server
mathstodon.xyz
Their home server on the fediverse — the instance a creator picks signals the community they belong to.
✅ 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
Nov 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 4 views per post.
📤Posts about 0.6× per week.

🕵️ Fake follower check

Estimated
89/100
Excellent Credibility score
99%
Real Real audience
Low Fake-follower risk
High Data confidence
  • Est. 99% real, active audience · Low fake-follower risk.
  • Strong engagement (~2.0% of followers engage each post) — an active, real audience.
  • Verified account.
  • Established account (3+ years old).

Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.

💚 Brand affinity

Estimated

Brands Low Rank Jack's audience is most likely to respond to — from detected sponsorships in this niche.

The Guardian

About

Physicist, professor in UCLouvain, working on applied math, inverse problems in optics and astronomy for imaging, and compressive sensing theory and applications. I also like playing volleyball, Sci-fi novels, podcasts, emacs, org-mode, and all kinds of beers. All toots/boosts/views mine. #CompressiveSensing #SignalProcessing #InverseProblem #Optimization #ComputationalImaging #Emacs #OrgMode #SciFi

🔀 Audience overlap

Estimated

Estimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.

Matt Buxton Matt Buxton 52% Varx Varx 18% Bully Pulpit Games Bully Pulpit Games 17% A girl and her koto A girl and her koto 16% Bleuette Crawley Bleuette Crawley 13% 準特急は千歳烏山を通過せよ 準特急は千歳烏山を通過せよ 10%

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Frequently asked questions

How much does Low Rank Jack charge for a sponsorship?
Low Rank Jack hasn't published fixed prices yet. Send a proposal through SocialDB and agree terms directly — your payment is held in escrow until the work is approved.
How do I contact Low Rank Jack for a brand deal or collaboration?
Send a paid deal or collab request right here on SocialDB — we notify Low Rank Jack, and once they accept, your payment is held safely in escrow and released when the work is approved. You don't need to track down an email.
How many followers does Low Rank Jack have?
Low Rank Jack has 205 followers on Mastodon.

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