Arjen P. de Vries is a user on You can follow them or interact with them if you have an account anywhere in the fediverse.

Arjen P. de Vries

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Dear all,

For now, I will keep the site closed for registrations; but everyone can independently invite people to join using the following link to generate an invite:

If you know someone who wants to join this instance, then please do give them an invite!

Consider the instance open for those who know anyone on

"Sense of community" and an initial seed of some 40 IR researchers should be enough to keep those spammers out of here and still grow the club!

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Computer scientist 👨‍🏫 with main focus on Information Retrieval 📄

Also interested in Data Science / Big Data 💾

In the previous millennium :mastodon: a PhD on Multimedia Databases 🎥 (Yes that was a respectable research topic once upon a time pre-birdsite!)

is my academic home.

Entrepreneur: co-founder of ( admin.

Loves indie music: follow me at @arjenpdevries if you are interested in gigs, events, etc.

Pinned toot

Knowledge frees humanity.

Thank you, corpus of Visual Metaphores!

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Inaugural toots on using a photo of lunch with Nick Belkin after attending the now Dr. Hugo Huurdeman defense.

See also:

Keynote by Carlos Castillo on Fairness and Transparency in Ranking, at the CIKM workshop on Data & Algorithmic Bias:


Do you want to help shape open federated alternatives like @pixelfed, @prismo , @anfora and @funkwhale ?

You can do so very easily at:

It's a set of forums where anyone can give feedback and ideas for these projects directly to the developers. You don't need to be a coder to take part.

#Fediverse #Alternatives #ActivityPub #FLOSS #OpenSource


I see how to share and comment on .

Can I also bookmark stories and/or comments, or is that something for outside (for now)?

WWW 2018 Task based search tutorial link now shared on :

is the beta stage of a federated alternative to Reddit.

When sharing the post through a Mastodon toot, we miss the URL @prismo

Search behavior, and more generally — information seeking behavior, is often motivated by tasks. Developing a comprehensive understanding…

International Journal on Digital Libraries (IJDL) Volume 19, Issue 4 is out now:

In this issue:

Neural ParsCit: a deep learning-based reference string parser

Open information extraction as an intermediate semantic structure for Persian text summarization

Promoting user engagement with digital cultural heritage collections

Image libraries and their scholarly use in the field of art and architectural history

Full house at the 11th RecsysNL Meet up, hosted by SPARQUE in Utrecht.

Talks by Chi Shing Chang (Warmteservice case study) and Martijn Willemsen (user-centric design).

Case study shows how much you need to adapt your first shot - and how Spinque Desk makes that a piece of cake, easily addressed in one week prior to launch.

Martijn W shares how users seem to not like novelty, and how to use recsys to influence their behavior.

Kalm down, Mastodon will take over the world... (Photo by Joshua Kloet)

BCS Search Solutions is the BCS Information Retrieval Specialist Group's annual event focused on practitioner issues in the arena of search and information retrieval. The registration for BCS Search Solutions is now open - please visit Early bird ends October 31. The same for Search Solutions Tutorials - please have a look at

Submit your ECIR short papers before October 23. We are looking for novel, thought-provoking ideas; the inclusion of promising (preliminary) results is encouraged but not required!

Tonight we will go offline for maintenance for about 1h max.

Toot, toot ... and we're off! Hi Mastodon community. We're so excited there's this open source and decentralised social network to be a part of. It aligns nicely with our values. We believe in having open source alternatives to all the big names out there 😉

#matomo #piwik #freesoftware #opensource #analytics #privacy

⚠️ Mastodon 2.5.2 ⚠️

Security backport release. Please update as soon as possible.

Hi there! I'm a professor and researcher at UMass Amherst. I study media circulation from a sociological perspective, looking at media distribution networks as socio-technical systems that influence who has access to cultural resources and on what terms. I'm also an #Emacs user, #Arch Linux enthusiast, and generally curious person. I look forward to meeting more of you here! #introductions

Amazon scraps secret AI recruiting tool that showed bias against women:

"Amazon’s system taught itself that male candidates were preferable. It penalized resumes that included the word “women’s,” as in “women’s chess club captain.”

Instead, the technology favored candidates who described themselves using verbs more commonly found on male engineers’ resumes, such as “executed” and “captured,” one person said."