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For the first time, Nature publishes a list of "retraction hotspots": academic institutions where a great many papers have been withdrawn post publication. nature.com/articles/d4158…

"Two Heads Are Better Than One: Improving Search Effectiveness Through LLM Generated Query Variants", preprint is up marksanderson.org/publications/m… Awesome work by RMIT School of Computing Technologies Masters student Kun with Marwah Alaofi and Damiano Spina 🦋@damianospina.com Presented ACM CHIIR 2025

Registration is now open. ACM CHIIR 2025 George Buchanan Haiming Liu A/Prof. Dana McKay

Many congratulations to Richard Sutton and Andrew Barto winning the Turning Award. I found myself reading Rich Sutton's brilliant essay "The Bitter Lesson" this morning, what incredible thoughts. cs.utexas.edu/~eunsol/course…

Congratulations Marwah. The citations are a reflection of the innovative thinking that drives the ideas of your papers. RMIT School of Computing Technologies

"Mathematical Information Retrieval: Search and Question Answering", the latest review article from FnTIR nowpublishers.com/article/Detail…

Our The Conversation - Australia + New Zealand article discussing 4 ethical models of search engines is out! RMIT University RMIT School of Computing Technologies Simon Coghlan F. Scholer H. Chia

How cool is this? RMIT School of Computing Technologies Masters student presenting his minor thesis work at an international conference, ACM CHIIR 2025! Great job Kun, thank you Marwah Alaofi and Damiano Spina 🦋@damianospina.com for all your careful co-supervision. Paper at damianospina.com/publication/ra… @AdmsCentre

"Classifying Term Variants in Query Formulation" full paper accepted at #SIGIR2025. Delighted for our student Nuha Abu Onq on getting her first full SIGIR paper accepted, co-authored with Falk Scholer. RMIT School of Computing Technologies

Got a chance to look at this excellent review paper, a fine piece of work!

🎉 CHIIR 2025 has officially concluded. Huge thanks to organising teams, keynote speakers, presenters, volunteers, and everyone who joined us — see you next year in Seattle, Chirag Shah Ryen White ! 👋 George Buchanan Haiming Liu A/Prof. Dana McKay Mark Sanderson Johanne Damiano Spina 🦋@damianospina.com

Yup, current search infrastructure assumes human users, optimizing for short keyword queries and millisecond response times. AI agents have fundamentally different retrieval patterns. My thoughts on this shift in a thread 1/

RAG - why use "retrieval" in the acronym and not "search"? Then again would we be as excited about doing SAG?

Someone just reminded me of this lecture I gave in 2009 that described the evolution of Google Search from 1999 to 2009. People who are interested in how our search systems work might find this interesting. It touches on disk-based serving systems, in-memory indices,

Many congratulations to my fellow SIGIR Academicians who were inducted into the ACM SIGIR Class of 2025: David Carmel, Evgeniy Gabrilovich, Don Metzler, Chirag Shah, Ian Soboroff, and Min Zhang. All incredible contributors to IR. sigir.org/awards/sigir-a…

Congratulations Dr. Negar Arabzadeh !

If you were a fan of Valeriia Blinova's 2023 WikiHowQA ACL paper mark-sanderson.github.io/publications/m…, you might be interested to hear that the dataset from that work is now available for open download. huggingface.co/datasets/Lurun…