HPC Lab @ ISTI-CNR @HPCLab
High Performance Computing Lab @ ISTI-CNR, Pisa, Italy. hpc.isti.cnr.it Pisa, Italy Joined November 2011-
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Saving Energy Without Wasting Power: The Algorithm That Optimises AI Datacenters medium.com/@beatrice.rapi… This work has been supported by the @EfraProject #SustainableAI #GreenComputing
Scaling sparse embeddings to 138 M vectors—in milliseconds! Discover the Evolution of Sparse Information Retrieval. medium.com/@beatrice.rapi… @EfraProject @fmnardini #informationretrieval #LargeLanguageModels
Can Smaller Language Models Compete with ChatGPT? A New Study Has the Answer! medium.com/p/can-smaller-… Work supported by the @EfraProject #ConversationalAI #LLMs #ChatGPT #ConversationalSearch #NLP #ArtificialIntelligence
Why dimensions matter in AI models. Read the article: 👉 link.medium.com/rUouI7sQ0Pb This work has been supported by @EfraProject #InformationRetrieval #InformationSystems #QueryRepresentation
How can AI rank docs effectively across distributed, biased datasets? Discover how collaborative Learning to Rank models overcome nonuniform data challenges, boosting search accuracy by up to 17.92%! 🚀 #AI #MachineLearning 👉link.medium.com/Km1kOKI02Ob Work supported by @EfraProject
The paper "Efficient Inverted Indexes for Approximate Retrieval over Learned Sparse Representations" was partially supported by @EfraProject - Horizon Europe RIA “Extreme Food Risk Analytics” . dl.acm.org/doi/10.1145/36…
The paper "Efficient Inverted Indexes for Approximate Retrieval over Learned Sparse Representations" was partially supported by @EfraProject - Horizon Europe RIA “Extreme Food Risk Analytics” . dl.acm.org/doi/10.1145/36…
Best Paper Runner-up award at @SIGIRConf for our paper "Efficient Inverted Indexes for Approximate Retrieval over Learned Sparse Representations". Congratulation to @fmnardini @snbruch @cosimorulli1 @rventurini_ 👉dl.acm.org/doi/10.1145/36… #InformationRetrieval #SIGIR2024 @IstiCnr
📜DESIRE-ME: Domain-Enhanced Supervised Information Retrieval Using Mixture-of-Experts. A new publication by @raffaele_perego @ntonellotto Conference proceedings from @ecir2024 link.springer.com/chapter/10.100… This work is supported by @EfraProject #EFRA #InformationRetrieval #IR #ECIR
📜Towards Robust Expert Finding incommunity questionn Answering Platforms. A new publication by Maddalena Amendola, @andrepassarella @raffaele_perego. Conf proceedings @ecir2024 link.springer.com/chapter/10.100… This work is supported by @EfraProject #EFRA #InformationRetrieval #IR #ECIR
📜Efficient Multi-vector Dense Retrieval with Bit Vectors. A new publication by @fmnardini @cosimorulli1 @rventurini_ . Conference proceedings from @ecir2024 This work is supported by @EfraProject #EFRA #InformationRetrieval #IR #ECIR
Rewriting Conversational Utterances with Instructed Large Language Models. An article by @GuidoRocchietti on Medium 👉 link.medium.com/l7NSCiAKtJb This work is supported by @EfraProject #conversationalSearch #InformationRetrieval #EFRA @fmnardini @CriMuntean
Expanding Conversational Search: Commonsense Injection for Query Expansion. Read the article on @Medium 👉link.medium.com/I6uhtaY2oJb A work supported by @EfraProject #conversationalSearch #InformationRetrieval #EFRA @GuidoRocchietti @fmnardini @CriMuntean
Today, Andrew Yates @andrewyates from the University of Amsterdam will give an in-person seminar at ISTI-CNR (@isticnr) entitled "An encoder-centric view of neural retrieval". Thanks @andrewyates!
Enhancing Conversational Search with Large Language Models. An article by @GuidoRocchietti @fmnardini @CriMuntean on @ercim_news Read the article👇 ercim-news.ercim.eu/en136/special/… #EFRA @EfraProject #HorizonEurope #researchImpactEU #AI #foodsafety #data #datamining #research
Our paper " DESIRE-ME: Domain-Enhanced Supervised Information REtrieval using Mixture-of-Experts" has been accepted at @ecir2024 in the ECIR 2024 findings. This work has been supported by @EfraProject Authors: Pranav Kasela, Gabriella Pasi, @raffaele_perego @ntonellotto
Our paper " Towards Transparent and Robust Expert Finding in Community Question Answering Platforms" has been accepted at @ecir2024 in the IR4Good track. This work has been supported by @EfraProject @maddalena0112 @andrepassarella @raffaele_perego #informationretrieval
Our long paper " Efficient Multi-Vector Dense Retrieval with Bit Vectors" has been accepted at @ecir2024 This work has been supported by @EfraProject @fmnardini @cosimorulli1 @rventurini_ #informationretrieval

Andrea Giuseppe Di Fr... @andreag_difra00
32 Followers 85 Following PhD student in Data Science at @SapienzaRoma | Affiliated with @IstiCnr, and actively working with @HPCLab | AI and Robotics Engineer
hadi varposhti @hadivarposhti
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Peramanathan Sathyamo... @Peramanathan
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森下健吾 @sbidigudo
162 Followers 540 Following 30代投資家/FX配信グループの紹介をしています/プロトレーダーによるFXのエントリーの位置と利確位置の生配信/本物のFX配信グループを始動/過去に億トレ3名の実績あり/グループは完全無料(毎月3名限定)/実績のある配信で初心者の方にも安心です
AntonM @HT_Turambar
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Washington Cunha @pqpwas
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AI for Digital Humani... @AIMH_DHgroup
109 Followers 154 Following Group of AIMH lab @IstiCnr https://t.co/RGi4q1A1Xy AI solutions for #CH data representation. We like #ontologies, and we focus on #narratives.
RSTLess group @RSTLessGroup
138 Followers 189 Following @SapienzaRoma, @DIAGSapienza Research Group PI: Fabrizio Silvestri @fabreetseo
Andrew Yates @andrewyates
1K Followers 911 Following Senior Research Scientist, HLTCOE, Johns Hopkins University. Information Retrieval, Natural Language Processing, and AI.
Leonardo Delfino @leodelfino_
3 Followers 62 Following Computer Science student at @Unipisa and SW Engineer. Rust and Vim enthusiast.
Stefano Lorenzetti @StefanoLorenze6
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Peter Morales @PeterMoralesX
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Valerio Besozzi @ValerioBesozzi
40 Followers 133 Following PhD student in Computer science at University Of Pisa.
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Nikos Pelekis @npelekis
13 Followers 50 Following
Vincenzo Paparella @vinc_papa
93 Followers 102 Following Ph.D. Student @PolibaOfficial - Research: Recommender Systems | Multi-Objective | Information Retrieval
Mike Okonkwo @chatt2003
112 Followers 1K Following
Giovanni Paragliola @GiovanniParagl1
223 Followers 836 Following Alla perenne ricerca di colori in un mondo in scala di grigio...
Alessandra Bagnato @alebagnato
2K Followers 4K Following Research Scientist & Research Responsible at Softeam Software (Docaposte Group), https://t.co/Lg4wATBeqh, https://t.co/S81FVoLYy4
SoBigData.it @sobigdataIT
56 Followers 68 Following https://t.co/xPI6dh3gOH receives funding from European Union - NextGenerationEU - National Recovery and Resilience Plan (PNRR) - Prot. IR0000013 - Avviso n. 32
Federico Marcuzzi @fede_marcuzzi
74 Followers 124 Following Ph.D. student at @CaFoscari | Information Retrieval and Adversarial Machine Learning
Dhananjay Mandalkar @dhananjay31415
21 Followers 298 Following MSc "Computer Simulation" at "Bergische Universität Wuppertal" Working in Medical Imaging, NLP, ML, DataSci, and Full Stack Dev. MSc Physics @FergussonPune
Giorgio M Di Nunzio @airamoigroig
378 Followers 564 Following
California Scientific... @CaliforniaSIC
134 Followers 1K Following The Italian Innovation Ecosystem in U.S. for the promotion of scientific, scholarly and technical interaction between researchers and industrial system.
Charles Highsmith @Highsmith_Chuck
342 Followers 5K Following Winston-Salem native. Poli Sci major from UNC-CH. Bank data processing from 1979 - thru 2015. Retired. Current focus is machine intelligence and robotics.
hell-00 @he1100_1100
667 Followers 7K Following
Dr. Ali Hürriyetoğl... @hurrial
968 Followers 3K Following Researcher @meertens_knaw @odeuropa @Politus_AI @EmergingWelfare @socialcomquant | ML, NLP, IR, Data Science, CSS — Turkish, Dutch
FMT Lab ISTI CNR @fmt_lab
28 Followers 296 Following Tweets by the Formal Methods and Tools (FMT) lab, ISTI-CNR, Pisa, Italy
Nicolò Pratelli @Prate91
96 Followers 615 Following 🌐📚 DH enthusiast. Member of @AIMH_DHgroup @IstiCnr, PhD candidate @Unipisa. Passionate about 🏉🚴♂️📷🖥️ https://t.co/BLdwZ46ZSz…
Dawn Anderson @dawnieando
23K Followers 2K Following International SEO Consultant - Managing Director at Bertey
Lapo Chirici @Lapo_
754 Followers 666 Following CEO & Co-Founder @Krein_it • Lecturer in B2B Marketing • Passionate for ‘80s movie
FOSSR @fossrproject
295 Followers 910 Following Foster Open Science in Social Science Research is a #NextGenerationEU project with the aim of building an Italian Open Science Cloud
EFRA Project @EfraProject
89 Followers 46 Following EFRA is a #HorizonEurope project that aspires to develop the first analytics-enabled, green data space for AI-enabled food risk prevention.
Katia Genovali @KatiaGenovali
797 Followers 2K Following Mancata astronauta, asteroide per caso, astrofisica di (in)formazione. Appassionata di Universo e di suoi abitanti Scientific Communicator
Nelson Aloysio @nelsonaloysio
105 Followers 411 Following PhD student in AI @Unipisa / @HPCLab. Working with GNNs for temporal graph learning and community detection.
CNR Consiglio Naziona... @CNRsocial_
22K Followers 4K Following Notizie eventi comunicati stampa e immagini dal CNR WhatsApp https://t.co/xusKqBQR2g Instagram https://t.co/o5pBXlmA5v Social media policy https://t.co/w4LClyIfun
Data Cloud @DataCloud2020
1K Followers 4K Following DataCloud @HorizonEU project researches and develops novel methods to support the complete lifecycle of #BigData pipelines processing. Follow us! #datacloud2020
cosimorulli @cosimorulli1
42 Followers 147 Following Researcher at the High Performance Computing Lab, ISTI, CNR.
Sho @shoyip
451 Followers 3K Following perché viaggiare, insieme a leggere e ascoltare, è la via più utile e più breve per arrivare a se stessi 🦋
Seyfullah Kiran Kamac @KiranKamac
0 Followers 390 Following
Vasiliki Voukelatou @VVoukelatou
164 Followers 421 Following Data Scientist at UN World Food Programme
@applucacom @applucacom1
1 Followers 11 Following
Michele @MickGirolami
53 Followers 186 Following
Arslan Siddique @ArslanS38350763
33 Followers 348 Following Marie Curie PhD fellow at @VisualCnr in Pisa, Italy funded by @evocation_itn. PhD student at @DI_Unipisa @Unipisa . Pronouns: He/him/his
EFRA Project @EfraProject
89 Followers 46 Following EFRA is a #HorizonEurope project that aspires to develop the first analytics-enabled, green data space for AI-enabled food risk prevention.
Visual Computing Lab ... @VisualCnr
117 Followers 59 Following Official Twitter account for the Visual Computing Laboratory of @Cnr_Isti
InfraScience @InfraScience
88 Followers 54 Following InfraScience Laboratory @ ISTI-CNR, Pisa, Italy
Giulio Ermanno Pibiri @giulio_pibiri
455 Followers 156 Following Associate Prof. of CS at @CaFoscari University of Venice. Indexing, Data Compression, Algorithms.
Institute of Informat... @Cnr_Isti
369 Followers 372 Following #Cnr_Isti Institute of Information Science and Technologies "Alessandro Faedo" is the largest @CNRsocial_ institute for Computer Science | Follow us on LinkedIn
Istituto di Scienza e... @IstiCnr_It
220 Followers 195 Following CNR-ISTI Istituto di Scienza e Tecnologie dell'Informazione "Alessandro Faedo" è il maggiore istituto @CNRsocial_ per l'informatica (🇬🇧 @IstiCnr)
Francesco Fabbri @Fra_Fabbri
602 Followers 661 Following ML Research Scientist @Spotify. Personalization & GenAI. Previously: @eurecat_news, @Huawei, @UnivHelsinkiCS
SoftwareX Journal @SoftXJournal
261 Followers 446 Following Your Home for #OpenAccess #Research #Software Publication
Social Informatics 20... @socinfo22
614 Followers 129 Following Interdisciplinary conference bringing together researchers from the computational and social sciences. Oct 19-21 2022 #SocInfo22 @socinfo22
DataSciencePhD @DataScience_PhD
406 Followers 86 Following The Data Science Ph.D. Program is a Joint initiative by Scuola Normale Superiore, University of Pisa, Sant'Anna School, IMT Lucca and National Research Council
Master BigData & AI U... @MasterBigDataPi
306 Followers 59 Following The #Master in #BigData and #AI for Society of the Pisa University is a postgraduate master active since 2015, addressed to who have a master's degree
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
ICTIR2020 @ictir2020
187 Followers 22 Following
WSDM Conference @WSDMSocial
3K Followers 110 Following The official feed from the ACM WSDM 2026 conference #WSDM2026 -- https://t.co/SGoH0VbArB
Stefano Cresci @s_cresci
2K Followers 1K Following Researcher, IIT-CNR, 🇮🇹. Information disorder, #socialmedia analysis, social #bots, content moderation. I love travels 🛫, food 🍝, and data 📊. Tw: 🇬🇧🇮🇹
ItaliaNLP Lab @ItaliaNLP_Lab
2K Followers 2K Following The ItaliaNLP Lab @ Istituto di Linguistica Computazionale “Antonio Zampolli” (ILC) - CNR
MICROS @ CIKM2022 @microsworkshop
104 Followers 144 Following MICROS@CIKM2022: Mixed-Initiative ConveRsatiOnal Systems Workshop
Simona Tache @simonatache
20K Followers 510 Following
Emine Yilmaz @emine_yilm
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Yuki Arase (荒瀬 �... @Yuki_arase
3K Followers 631 Following NLP researcher working on paraphrasing, NLP for language education, machine translation, and dialogue systems. MSRA ⏩ Osaka University ⏩ Professor@TITECH
Min Zhang @mzhang_bj
556 Followers 125 Following Professor, DCST (@thudcst), Tsinghua University (@Tsinghua_Uni), Information Retrieval (@thuir_lab), Search and Recom, User Modeling. TOIS EiC (@acmtois).
Johanne @JTrippas
951 Followers 473 Following @RMIT Vice-Chancellor's Senior Research Fellow. Prior, Research Fellow @unimelb. Interested in making the web accessible. Even the snail reached the ark. 🐌
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
Svitlana Vakulenko �... @svakulenk0
1K Followers 1K Following Assistant Professor (tenure track) @wu_vienna #convsearch former @Apple, Amazon AGI
Yuri Lacerda @yurilacerda
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Master Project H2020 @MasterH2020
64 Followers 12 Following MASTER is a research project funded by H2020-MSCA-RISE-2017 looking to build, manage and analyse multiple aspects semantic trajectories. #H2020 #MSCA
Roberto Trani @Roberto_Trani
43 Followers 58 Following IT Consultant (Freelance) PhD in Computer Science @Unipisa
Lorenzo Gabrielli @Gabriellilor
76 Followers 252 Following Researcher & Data Scientist | PhD | LibDem | ⚜️💜 #Fiorentina | 🇪🇺
Chiara Renso @ChiaraRenso
44 Followers 27 Following
Luca Soldaini 🎀 @soldni
11K Followers 1K Following I like tokens! I lead the OLMo data team at @allen_ai w/ @kylelostat. Open source is fun 🤖☕️🍕🏳️🌈 Opinions are sampled from my own stochastic parrot
Sean MacAvaney @macavaney
2K Followers 590 Following he/him · Senior Lecturer (Assoc. Professor) at @GlasgowCS @TerrierTeam · working at the intersection of IR&NLP · PhD from @Georgetown IRLab
TEACHING HORIZON 2020 @TEACHING_H2020
586 Followers 391 Following TEACHING is an EU-funded project that designs a computing platform by supporting the deployment of autonomous, adaptive and dependable CPSoS applications.
ACCORDION Project H20... @accordion_h2020
295 Followers 328 Following EU Research project focusing on Cloud/Edge infrastructure targeting Next Generation Applications: Low latency, High-bandwidth. Coordinated by @patriziodazzi
bigIR @bigIR_group
510 Followers 172 Following Official account of Information Retrieval & Big Data research group @QatarUniversity, led by Dr. @tamer_elsayed. We strive to advance IR in the era of Big Data.
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.
Krisztian Balog @krisztianbalog
2K Followers 280 Following Professor of computer science @UniStavanger, leading @iai_group & Staff research scientist @GoogleDeepMind. Current focus: https://t.co/5JiH909fhx
Zhaochun Ren @zhaochun_ren
1K Followers 932 Following Associate Professor @TMLeiden, @LIACS, @UniLeiden, working on Information Retrieval and Natural Language Processing. My tweets are my own.
Daniele Fadda @faddadaniele
322 Followers 930 Following
Roberto Trasarti @rtrasarti
52 Followers 21 Following Coordinator of @SoBigData RI https://t.co/ttbFHntQ8L
Amin Mantrach @amantrac
240 Followers 343 Following Research Scientist @ Yahoo Sunnyvale. Working in machine learning, topic modeling, random walks and kernels methods
Riccardo Guidotti @rikdrive8s
190 Followers 86 Following
ECML PKDD @ECMLPKDD
3K Followers 101 Following Official Twitter account of the European Conference on Machine Learning and Principles and Practice of Knowledge Discovery in Databases. BlueSky: @ecmlpkdd.org