ACM SIGIR @ACMSIGIR
SIGIR is the Association for Computing Machinery’s Special Interest Group on Information Retrieval. sigir.org Joined November 2013-
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🧵 Have you ever tried to re-find a movie you watched but cannot remember its name? Perhaps you vaguely remember the plot or a scene or the context in which you watched it. That's a Tip-of-the-Tongue (ToT) information need. Current search engines cannot solve them. #NTCIR19 (1/5)
📢 ACM ICTIR 2026 Call for Papers 🗓️ July 25, Melbourne (with SIGIR) Inviting innovative & foundational IR research (theory, interdisciplinary, new models). 📝 Apr 16 submission | May 31 notification 🔁 SIGIR revise-and-resubmissions are welcome! 👉 sigir-ictir.github.io/ictir2026/
📢 NTCIR-19 Call for Task Participation is now open! 14 exciting tasks across LLM, IR, biomedical & financial NLP. 🗓️ Dec 2026, Tokyo ⏰ Earliest task registration deadlines: April–May Join us! 👉 research.nii.ac.jp/ntcir/ntcir-19… #IR #NLP #LLM #NTCIR
📣𝗦𝗖𝗔𝗜@𝗦𝗜𝗚𝗜𝗥 𝟮𝟬𝟮𝟲: The 10th Workshop on Search-Oriented Conversational AI 🎯𝗪𝗼𝗿𝗸𝘀𝗵𝗼𝗽 Celebrating 10 years of SCAI, we explore advances in conversational AI, focusing on personalized conversational search, including a featured session of the iKAT shared task.
IR friends, the SIGIR Executive Committee is soliciting community input on safety of potential conference locations to inform the selection of future venues. Link to the survey has been shared over SIGIR Slack and SIG-IRList. Please fill-in the survey, we want to hear from you!🫵🏽
Super excited to share that our #SIGIR2026 workshop proposal "Justice, Emancipation, Democracy, and Information Access (JEDI): The SIGIR Workshop on Resisting Corporate and Authoritarian Capture of Information Access Platforms" has been accepted! 🎉🎉🎉 cc: @ACMSIGIR >>
💸 Conferences don’t have to break the bank. CHIIR 2026 registration fees are among the lowest for a top-tier IR/HCI conference and early registration is open! 🗓️ Early deadline: Jan 30 👉 chiir2026.github.io/register.html #CHIIR2026
🎉 CHIIR 2026 notifications are OUT! 🎉 Congratulations to all accepted paper authors at #CHIIR2026! Your hard work and contributions are what make CHIIR a truly rewarding conference. Join us for a highly rewarding CHIIR in Seattle this March 👉 chiir2026.github.io/register.html
#CHIIR isn’t just papers. 💬 We’re hosting special programs including an industry panel, bringing together researchers and practitioners to discuss real-world challenges and impact. More details coming soon — stay tuned! 👀
SIGIR-AP2025 has successfully concluded! Hope that everyone has a safe trip back :) Here is a summary of the event: mp.weixin.qq.com/s/aYKHW54wj6aZ… Looking forward to seeing you next year!
SIGIR-AP 2025 enters its final day! Thank you to all participants, speakers, and organizers for making this event a success. This afternoon, we continue with our workshop 1(BREV-RAG) and workshop 2(R3AG). We look forward to seeing you again in the future! #sigirap2025
Congratulations to all recipients of the best paper award, best paper runner up award, and outstanding reviewers awards presented at the SIGIR-AP 2025 banquet last night. #SIGIRAP2025 cc: @ACMSIGIR_AP
Congratulations!🥳🥳 #sigirap2025
Tonight at our conference banquet, SIGIR-AP 2025 will announce the Best Paper Award, Best Paper Runner-up Award, and several other honors selected from our Best Paper Shortlisted Nominees. We’re excited to share this moment of recognition with all of you! #sigirap2025
Today is day #2 of SIGIR-AP 2025 conference. Please follow @ACMSIGIR_AP for news and updates. #SIGIRAP2025
SIGIR-AP 2025 Day 02！ This afternoon, we will continue with more presentations as well as our Poster Session. All participants are warmly welcome to join and exchange ideas. #sigirap2025
Don’t miss the Opening Session of #sigirap2025! Starting in a few minutes
After months of hard work from so many people, super excited to welcome everyone to SIGIR-AP 2025 at the conference opening today. #SIGIRAP2025
SIGIR-AP 2025 Day 1 Morning Tutorials are live! #sigirap2025
If you didn’t get a chance to register on December 6, no worries! On-site registration will continue at the Hotel Lobby during the following times: · Saturday, December 6: 14:00–22:00 · Sunday–Tuesday, December 7–9: 8:00–20:30 · Wednesday, December 10: 8:00–14:00
Fernando Diaz @841io
6K Followers 1K Following Associate Professor, CMU. Researcher, Google. Evaluation and design of information retrieval and recommendation systems, including their societal impacts.
Claudia Hauff 🇪�... @CharlotteHase
4K Followers 2K Following IR * Applied NLP * Applied ML. Spotify.
Sole Pera @DrCh0le
2K Followers 640 Following Associate Professor @wisdelft @tudelft, Misses Rosario, 🧉 Enthusiast, #RecSys #InformationRetrieval #IR4U2 #KidRec
Nicola Ferro @frrncl
1K Followers 199 Following Information Retrieval, Digital Libraries, Evaluation - Full Professor in Computer Science at @UniPadova, leading @iiia_unipd #RussiaUkraineConflict #againstwar
SIGIR 2025 @SIGIRConf
3K Followers 39 Following The 48th International ACM SIGIR Conference on Research and Development in Information Retrieval 🗓13-18 July, 2025 #SIGIR2025
Guido Zuccon @guidozuc
2K Followers 746 Following Professor at The University of Queensland, leader of @IELabGroup (https://t.co/yLTRjRQAWA), Information Retrieval researcher
Sean MacAvaney @macavaney
2K Followers 584 Following he/him · Senior Lecturer (Assoc. Professor) at @GlasgowCS @TerrierTeam · working at the intersection of IR&NLP · PhD from @Georgetown IRLab
Jimmy Lin @lintool
15K Followers 866 Following I profess CS-ly at @UWaterloo. Previously, I monkeyed code for @Twitter, slides for @Cloudera, and scienced for @yupp_ai.
Tetsuya Sakai (酒井... @tetsuyasakai
3K Followers 1K Following Researcher/Professor/Dean@Waseda Uni. Self-proclaimed singer/songwriter. 研究者、早稲田情報理工教授、データ科学センター長。自称シンガー／ソングライター: https://t.co/LBKkWFixmA
Damiano Spina 🦋@da... @damiano10
1K Followers 1K Following PhD in Comp Sci., former DECRA, Senior Lecturer, @RMITComputing, @AdmsCentre. CM Camaleão, Capoeira @ACDP_Australia. Percussionist at @Wombatuque.
Hitarth Narvala @hitarth_08
494 Followers 269 Following PhD @ir_glasgow @GlasgowCS, University of Glasgow
Hossein A. (Saeed) Ra... @srahmanidashti
1K Followers 3K Following PhD Student in Foundational AI @ucl_nlp @FAICDT1 @ai_ucl @uclcs @UCL. Enrichment Fellow at @turinginst
Mark Sanderson @IR_oldie
4K Followers 260 Following I'm a search engine researcher. I tweet about information retrieval (IR) and uni work. I'm at RMIT University, these are my personal opinions.
Arian Askari @arian_ask
537 Followers 807 Following Final year PhD Candidate @UniLeiden | Ex- @bookingcom | Ex-Microsoft | EX-VR @Irlab_amsterdam | Interested in IR, NLP, Large Language Models
ACM CHIIR 2026 @ACM_CHIIR
2K Followers 567 Following CHIIR (“cheer”) is the ACM SIGIR Conference on Human Information Interaction and Retrieval. Next up: 22-26 March '26 in Seattle, WA, USA #CHIIR2026
Iadh Ounis @iadh
3K Followers 360 Following Professor; Information Retrieval Researcher; Former Director of Knowledge Exchange @ SICSA
Krisztian Balog @krisztianbalog
2K Followers 277 Following Professor of computer science @UniStavanger, leading @iai_group & Staff research scientist @GoogleDeepMind. Current focus: https://t.co/5JiH909fhx
Glasgow IR Group @ir_glasgow
1K Followers 137 Following Glasgow Information Retrieval Group @GlasgowCS
Chinmay Mhatre @penmoment
0 Followers 92 Following
Vito Bellini @vitobellini
97 Followers 70 Following
Yuyu(yuka) @yuyu_dev0
473 Followers 1K Following SWE/ Google Developer Group Tokyo @gdgtokyo Organizer /OSS Committer/GSoC/🤍: Google Cloud,Running🏃🏻♀️
うつぎ @Utsugi0101
250 Followers 422 Following University of Tsukuba klis B4/ KASYS Lab/Information retrieval/cognitive science/SecHack365`25 思索/ Seccamp'26 D @utsugi0101_U
Hossein Mahjour @HosseinMah2082
6 Followers 183 Following
Xinyu Lin @xylinhaha
41 Followers 164 Following PhD candidate at National University of Singapore, NExT++ (LLMs for RecSys, LLM Agent)
Omer Madmon @OmerMadmon
220 Followers 938 Following PhD Candidate @TechnionLive. Economics & AI. Breaks ties in favor of the buyer.
서원덕 @seowondeog12052
0 Followers 3 Following
UNC School of Data Sc... @UNCSDSS
846 Followers 3K Following We envision a world made healthy, safe and prosperous for all through data-informed decisions.
SharingInvestingWisdo... @JCJC915661
123 Followers 2K Following Investing Wisdom in simple slides. For informational & entertainment purposes only and do not constitute financial advice
Jabin Tonni @Jabin_Tonni
3 Followers 43 Following
Venkatesh Gunda @venkatesh_codes
1 Followers 93 Following Senior MLE at Adobe. Full-stack MLE from product requirements to productionization and beyond.
JoeW00 @JosephWu2011
85 Followers 2K Following
Himanshu Aggarwal @_himanshu0113
42 Followers 277 Following MLE @glancescreen (@InMobi) | Previously @reliancejio
Urokadaki @Urokadaki268750
4 Followers 103 Following
Enes Altuncu @altuncu03
133 Followers 390 Following 📚 Computer Science Academic @iu_cerrahpasa 💻 Research in cyber security & fact-checking
Hridoy Sankar Dutta @hridaydutta123
198 Followers 939 Following Lecturer (Assistant Professor) in Cybersecurity at @Deakin • Ex - PostDoc @Cambridge_Uni • Cybercrime and Social Computing
Chen Luo @rackingroll
384 Followers 600 Following Sr. Scientist at @Amazon Search, CS Ph.D from @RiceUniversity. ML, IR, NLP. Love traveling, adventuring, and having fun. Warriors Fan.
JieWang @sasxbd
14 Followers 313 Following
Kat Vylomova (कत�... @ivrik
1K Followers 1K Following ARC DECRA Fellow | Lecturer @cis_unimelb Technology for Under-resourced Languages SIGTYP @sig_typ Dr 🐱 Mum of Mark & Lea
Jaemin Nana @JaeminNana18795
0 Followers 8 Following
Aarush @Aarush1003
31 Followers 397 Following Searching for things to retrieve @LightOnIo Masters @DIKU_Institut
ASpicyyy @ASpicyyy
4 Followers 96 Following
macmimi23 @macmimi23
5 Followers 1K Following
Ivan M @med_1v
1 Followers 3K Following
cat Yuki @catYuki5
0 Followers 20 Following
Bin Wu @binwu_cs
120 Followers 314 Following PhD Student at @UCL, UCL NLP (@ucl_nlp) and WI (@ucl_wi_group), @Bloomberg #DataScience Ph.D. Fellow. #ML #NLP #IR.
Hoang Cuong Nguyen @HoangCuongNguy2
103 Followers 4K Following
Ernest S @ernest_kiruba
217 Followers 783 Following
Shahab @shahawx
40 Followers 421 Following
Niall McGuire @McguireNiall
151 Followers 754 Following PhD candidate - @UniStrathclyde @Strath_iSchool @StrathCIS @NeuraSearchLab Neural-Models for Neural Data
Xin Xu @XinXuNLPer
288 Followers 609 Following NLP Ph.D. @McAuleyLabUCSD, CS M.E. @zxlzr @ZJU_China Actionable Interpretability, Trustworthy NLP, Music AI Prev Intern @MSFTResearch @AdobeResearch
Jason @sunjiaao
7 Followers 552 Following
Buluchacha @YiboY42383
3 Followers 288 Following
ETHE Journal @ETHEjournal
4K Followers 2K Following @SpringerCompSci journal #edtech #highereducation Edited by @UOCuniversity @DCU @pucv_cl Guangzhou Univ. / Chinese Univ. of Hong Kong Blog: https://t.co/gjvhMhlPqc
Destructive Mind @AmburiRoy
4 Followers 32 Following
Smudgeyyy @Smudge_Uaena
9 Followers 79 Following Uaena:)) Following IU since June 2020 when I first listened to Love Poem Thank you for your hard work :)))
Fernando Diaz @841io
6K Followers 1K Following Associate Professor, CMU. Researcher, Google. Evaluation and design of information retrieval and recommendation systems, including their societal impacts.
Claudia Hauff 🇪�... @CharlotteHase
4K Followers 2K Following IR * Applied NLP * Applied ML. Spotify.
Sole Pera @DrCh0le
2K Followers 640 Following Associate Professor @wisdelft @tudelft, Misses Rosario, 🧉 Enthusiast, #RecSys #InformationRetrieval #IR4U2 #KidRec
Nicola Ferro @frrncl
1K Followers 199 Following Information Retrieval, Digital Libraries, Evaluation - Full Professor in Computer Science at @UniPadova, leading @iiia_unipd #RussiaUkraineConflict #againstwar
SIGIR 2025 @SIGIRConf
3K Followers 39 Following The 48th International ACM SIGIR Conference on Research and Development in Information Retrieval 🗓13-18 July, 2025 #SIGIR2025
Guido Zuccon @guidozuc
2K Followers 746 Following Professor at The University of Queensland, leader of @IELabGroup (https://t.co/yLTRjRQAWA), Information Retrieval researcher
Jimmy Lin @lintool
15K Followers 866 Following I profess CS-ly at @UWaterloo. Previously, I monkeyed code for @Twitter, slides for @Cloudera, and scienced for @yupp_ai.
Tetsuya Sakai (酒井... @tetsuyasakai
3K Followers 1K Following Researcher/Professor/Dean@Waseda Uni. Self-proclaimed singer/songwriter. 研究者、早稲田情報理工教授、データ科学センター長。自称シンガー／ソングライター: https://t.co/LBKkWFixmA
Damiano Spina 🦋@da... @damiano10
1K Followers 1K Following PhD in Comp Sci., former DECRA, Senior Lecturer, @RMITComputing, @AdmsCentre. CM Camaleão, Capoeira @ACDP_Australia. Percussionist at @Wombatuque.
Mark Sanderson @IR_oldie
4K Followers 260 Following I'm a search engine researcher. I tweet about information retrieval (IR) and uni work. I'm at RMIT University, these are my personal opinions.
ACM CHIIR 2026 @ACM_CHIIR
2K Followers 567 Following CHIIR (“cheer”) is the ACM SIGIR Conference on Human Information Interaction and Retrieval. Next up: 22-26 March '26 in Seattle, WA, USA #CHIIR2026
Iadh Ounis @iadh
3K Followers 360 Following Professor; Information Retrieval Researcher; Former Director of Knowledge Exchange @ SICSA
Krisztian Balog @krisztianbalog
2K Followers 277 Following Professor of computer science @UniStavanger, leading @iai_group & Staff research scientist @GoogleDeepMind. Current focus: https://t.co/5JiH909fhx
The IRLab at the Univ... @irlab_amsterdam
2K Followers 174 Following The IRLab at U. of Amsterdam, w/ Mohammad Aliannejadi @maliannejadi, Evangelos Kanoulas @ekanou, Maarten Marx, Maarten de Rijke @mdr, Andrew Yates @andrewyates
Yi Tay @YiTayML
56K Followers 87 Following research scientist @googledeepmind ✨♊, model co-lead/captain of gemini deepthink imo gold medal 🥇, opinions are my own.
Hamed Zamani @HamedZamani
3K Followers 1K Following Assoc. Prof. @manningcics. Assoc. Director of the Center for Intelligent Information Retrieval (CIIR). Interested in IR, NLP & ML.
Ben Carterette @BenCarterette
2K Followers 603 Following University of Delaware / Spotify. Researcher / teacher. Scientist / engineer. IR / search. he / him. Wilmington / New York. 🚆
SIGIR-AP 2025 @ACMSIGIR_AP
401 Followers 283 Following 3rd International ACM SIGIR Conference on Information Retrieval in the Asia Pacific (December 7-10, Xi'an, China)
Jay Chen (Avalanche C... @Chen_Jay
93 Followers 719 Following I was doing big data research for more than 15 years then did deep learing at NVIDIA USA. Now, I help AI teams develop the AI in the most efficient way.
Elinor Brondwine @ElinorBrondwine
19 Followers 384 Following Technical AI Consultant & Engineer Designing and Deploying Production-Grade AI Systems 💻 ML@Workday, AuCoDe 🎓 Lectured @UR, Germany | #Technion alum.
IIiX2014 @IIiX2014
146 Followers 113 Following Information Interaction in Context Conference #IIiX2014 in Regensburg, Germany. http://t.co/6Z7uxZNkTB
Andrei Rikitianskii @nordicdx
36 Followers 77 Following
mo abed @Abufouda
164 Followers 2K Following Liberation is historical inevitability, we all know that!! #JusticeForPalestine
Luis A. Leiva @luileito
807 Followers 473 Following HCI+ML researcher and professor of Computer Science at @uni_lu. Previously with @AaltoUniversity and @UPV. Also co-founder of @ScilingAI in 2014.
Michael Völske @mvoelske
42 Followers 117 Following
Sri Devi Ravana @sdravana
21 Followers 73 Following Associate Professor at University of Malaya, Malaysia.
ss @shoaibs_tag
6 Followers 96 Following Envisage, Inspire, Get stuff done, Fail Fast and Learn. Machine learning PhD with 13+ years of experience. Working on NLP, IR, Cloud Computing and Search.
Gary Kirk @garykirk
5 Followers 62 Following
Saad Malik @saadmissen
185 Followers 1K Following
Jeremy Pickens @jerepick
624 Followers 313 Following Sr. Research Scientist at Catalyst Repository Systems. Interests: Explicitly collaborative information seeking, music retrieval, text retrieval, eDiscovery
Teresa Bracamonte @techibn
228 Followers 539 Following
ContextAware IR & RS @CaRRws
209 Followers 333 Following Workshop on Context-awareness in Retrieval and Recommendation at ECIR 2014
Susan Perez @DrSusPhD
238 Followers 337 Following Susan is a Postdoctoral Fellow at the University California, Davis and Assistant Professor at California State University, Sacramento.
jonathankoren trismeg... @jonathankoren
531 Followers 3K Following [email protected] Tell ‘em, Elmo sent you.
Alexandra @perlitario
15 Followers 62 Following Sólo con el corazón se puede ver bien. Lo esencial es invisible a los ojos. A. de Saint Exupéry
🙃 Sandeep Avula @lolthyself
335 Followers 802 Following Research Scientist @AmazonScience. Day dreamer. Information Retrieval. Most importantly: I love to laugh, especially at myself.
Amrah Umudlu @amrahoff
123 Followers 4K Following
Piyush Bansal @piyushbansal93
136 Followers 625 Following ML Engineering & Product @ Meta | Interested in online advertisement, efficient marketplaces, public policy, +ve feedback loops | 🚴 🏄♂️ ⛷🤿 🏔
Katia Djelil @KatyDjelil
32 Followers 101 Following PhD student in Computer Science (IR, Social IR, Recommendation, Social Recommendation, Social Networks)
Bellmsk @bellmsk
64 Followers 310 Following
Dinos Konstantinidis @dinos66
105 Followers 297 Following Born an engineer, turned into a computer scientist, then a researcher, and now a teacher. Loves padel, paintball, beer, motorbikes and the outdoors.
SIGIR 2015 @sigir15
413 Followers 198 Following The 38th Annual ACM SIGIR Conference. August 9-13, 2015 in Santiago, Chile.
V I V I @karlavitoriade1
4 Followers 112 Following
oooo @Ella1ooo
4 Followers 116 Following
Shuaiqiang Wang @wangshuaiqiang
2 Followers 10 Following
ACM CHIIR 2016 @chiir2016
127 Followers 90 Following Please follow @acm_chiir for official #CHIIR2016 updates from Chapel Hill, NC, March 13-17.
Lynda Tamine @LyndaTamine
68 Followers 44 Following Professeur en Informatique, Université Paul Sabatier Toulouse
Abu Nowshed Chy @nowshed_bd
146 Followers 885 Following Assistant Professor in CSE @UChittagong. PhD from @Toyohashi_Tech. Research Interests: Multimodal Information Retrieval, Opinion Mining, and NLP in IR.
Suranga Seneviratne @surangasms01
293 Followers 2K Following Researcher in Security & Privacy. Views are my 🐱's. I am only the messenger.
Maleerat Sodanil @maleerats
24 Followers 174 Following
Hao @knightwhao
19 Followers 146 Following
Spin-Free Legal @spinfreelegal
73 Followers 239 Following Owner/editor of Spin-Free Legal - R/T are not endorsements - [email protected]
Stewart Tansley, PhD�... @dswtan
544 Followers 3K Following BizDev for Academic Partnerships at Amazon Science - formerly Facebook, Yahoo Labs, Microsoft Research. I work at Amazon, but likes & posts are my own opinion.
Roxanne El Baff @roxanneelbaff
236 Followers 746 Following Lebanese living in Germany. Researcher and Ph.D. candidate.
Maxim Zakharov @Maxime2
271 Followers 303 Following DataparkSearch Engine; open source; C; Unix; FreeBSD.
piyush @rambo_07
208 Followers 324 FollowingTrends for United States
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