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Massive Data, Algorithms, and Systems Group @ BU

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MiDAS.

MiDAS @ BU CS is a team of faculty and students that work on the research challenges of converting data to knowledge: from foundational algorithmic and systems challenges to the development of practical applications with domain scientists.

Research directions

Data Analytics

Data Analytics

data-driven algorithmics, scalable algorithmics, systems for data analytics, harnessing and modeling networks, machine learning

Data Mining

Data Mining

mining uncertain graphs, social network analysis, team formation, matrix completion, entity selection

Data Systems

Data Systems

cloud data systems, secure data systems, spatial data systems, indexing, approximate query processing, uncertain graph management

Selected Recent Publications


For more publications please visit our personal webpages.

Rangereduce: Query-Driven LSM Compactions

Shubham Kaushik, Manos Athanassoulis, Subhadeep Sarkar
ICDE, 2026 | External link

ReStore: A Reinforcement Learning Approach for Data Migration in Multi-Tiered Storage

Tianru Zhang, Tarikul Islam Papon, Teona Bagashvili, Salman Zubair Toor, Manos Athanassoulis
Proc. ACM Manag. Data, 2026 | External link

Fairness in Opinion-Formation Dynamics

Nikos Theologis, Evaggelia Pitoura, Evimaria Terzi, Panayiotis Tsaparas
WWW, 2026 | External link

Fine-tuning vs. In-context Learning in Large Language Models: A Formal Language Learning Perspective

Bishwamittra Ghosh, Soumi Das, Till Speicher, Qinyuan Wu, Mohammad Aflah Khan, Deepak Garg, Krishna P. Gummadi, Evimaria Terzi
ACL (1), 2026 | External link

FACEGroup: Feasible and Actionable Counterfactual Explanations for Group Fairness

Christos Fragkathoulas, Vasiliki Papanikou, Evaggelia Pitoura, Evimaria Terzi
ECML/PKDD (4), 2026 | External link

A QUBO Framework for Team Formation

Karan Vombatkere, Theodoros Lappas, Evimaria Terzi
ECML/PKDD (2), 2026 | External link

Privacy-Preserving Machine Learning on Web Browsing for Public Opinion

Sam Buxbaum, Lucas M. Tassis, Lucas Boschelli, Giovanni Comarela, Mayank Varia, Mark Crovella, Dino P. Christenson
CSCML, 2026 | External link

Degree Sequence Bounds

Kyle Deeds, Dan Suciu, Magdalena Balazinska, Walter Cai
ACM Trans. Database Syst., 2026 | External link

Query Decompositions and All That (Invited Talk)

Kyle Deeds, Timo Camillo Merkl, Reinhard Pichler, Dan Suciu
ICDT, 2026 | External link

GovScape: A Public Multimodal Search System for 70 Million Pages of Government PDFs

Ying-Hsiang Huang, Claire Gong, Shreya Shaji, Alison R. Yan, Leslie Harka, Albert Du, Anjali Shubha Gopal, Samuel J. Klein, Shannon Shen, Mark Phillips, Trevor Owens, Kyle Deeds, Benjamin Charles Germain Lee
ACL (3), 2026 | External link

CorrBound: Cardinality Estimation Accounting for Inter- and Intra-relation Correlations

Christoph Mayer, Haozhe Zhang, Mahmoud Abo Khamis, Kyle Deeds, Dan Olteanu, Dan Suciu
Proc. ACM Manag. Data, 2026 | External link

Micro-architectural Exploration of the Relational Memory Engine (RME) in RISC-V and FireSim

Cole Ridge Strickler, Ju-Hyoung Mun, Connor Sullivan, Denis Hoornaert, Renato Mancuso, Manos Athanassoulis, Heechul Yun
VLDB Workshops, 2025 | External link

Exploring Wavelet Trees as Space-Efficient Physical-to-Sorted Mapping for Learned Indexes

Anwesha Saha, Aneesh Raman, Ryan Marcus, Manos Athanassoulis
VLDB Workshops, 2025 | External link

AXE: A Task Decomposition Approach to Learned LSM Tuning

Andy Huynh, Anwesha Saha, Harshal A. Chaudhari, Manos Athanassoulis
Proc. VLDB Endow., 2025 | External link

ACE-in-Action: A Smart DBMS Bufferpool for SSDs

Teona Bagashvili, Tarikul Islam Papon, Manos Athanassoulis
SIGMOD Conference Companion, 2025 | External link

Mnemosyne: Dynamic Workload-Aware BF Tuning via Accurate Statistics in LSM trees

Zichen Zhu, Yanpeng Wei, Ju-Hyoung Mun, Manos Athanassoulis
Proc. ACM Manag. Data, 2025 | External link

People

Faculty

Mark Crovella

Mark Crovella

Professor

George Kollios

George Kollios

Professor

Evimaria Terzi

Evimaria Terzi

Professor

Manos Athanassoulis

Manos Athanassoulis

Associate Professor

Kyle Deeds

Kyle Deeds

Assistant Professor

Researchers

Gabriel Franco

Gabriel Franco

PhD Researcher

Teona Bagashvili

Teona Bagashvili

PhD Researcher

Iasonas Nikolaou

Iasonas Nikolaou

PhD Researcher

Kevin B Quinn

Kevin B Quinn

PhD Researcher

Themistoklis Nikas

Themistoklis Nikas

PhD Researcher

Anwesha Saha

Anwesha Saha

PhD Researcher

Lucas Tassis

Lucas Tassis

PhD Researcher

Angelos Poulis

Angelos Poulis

PhD Researcher

Andrew Briasco-Stewart

Andrew Briasco-Stewart

PhD Researcher

Jovan Kascelan

Jovan Kascelan

PhD Researcher

Taishan Chen

Taishan Chen

PhD Researcher

Alumni

Karan Vombatkere

Karan Vombatkere

PhD (Next: Wayfair)

Andy Huynh

Andy Huynh

PhD (Next: Google)

Xiyue Gao

Xiyue Gao

Visiting Faculty (Next: Back to Xidian University)

Konstantinos Karatsenidis

Konstantinos Karatsenidis

Grad Researcher (Next: Tower Research Capital)

Tarikul Islam Papon

Tarikul Islam Papon

PhD (Next: Faculty at UMass Boston)

Zichen Zhu

Zichen Zhu

PhD (Next: Google)

Lina Qiu

Lina Qiu

PhD (Next: Huawei)

Aneesh Raman

Aneesh Raman

PhD (Next: Salesforce)

Ju Hyoung Mun

Ju Hyoung Mun

Postdoc (Next: Faculty at Brandeis University)

Tianyi Chen

Tianyi Chen

PhD (Next: Celonis)

Subhadeep Sarkar

Subhadeep Sarkar

Postdoc (Next: Faculty at Brandeis University)

Konstantinos Sotiropoulos

Konstantinos Sotiropoulos

PhD (Next: Postdoc at CMU)

Nathan Cordner

Nathan Cordner

PhD (Next: Faculty at Utah Valley University)

Dmytro Bogatov

Dmytro Bogatov

PhD (Next: AWS)

Bashir Rastegarpanah

Bashir Rastegarpanah

PhD (Next: Fiddler AI)

Harshal Chaudhari

Harshal Chaudhari

PhD (Next: Etsy)

Sofia Maria Nikolakaki

Sofia Maria Nikolakaki

PhD (Next: Apple)

Dimitris Staratzis

Dimitris Staratzis

Grad Researcher (Next: TileDB)

Charalampos Mavroforakis

Charalampos Mavroforakis

PhD (Next: Facebook)

Sanaz Bahargam

Sanaz Bahargam

PhD (Next: Twitter)

Georgios Kellaris

Georgios Kellaris

Postdoc (Next: Co-Founder at Kalepso)

Natali Ruchansky

Natali Ruchansky

PhD (Next: Postdoc at USC)

Behzad Golshan

Behzad Golshan

PhD (Next: Megagon Labs)

Xianrui Meng

Xianrui Meng

PhD (Next: Amazon)

Haohan Zhu

Haohan Zhu

PhD (Next: Facebook)

Dora Erdos

Dora Erdos

PhD (Next: Postdoc at Brown University)

Esther Galbrun

Esther Galbrun

Postdoc (Next: Postdoc at INRIA Nancy)

Theodoros Lappas

Theodoros Lappas

Postdoc (Next: Faculty at Stevens Institute of Technology)

Michalis Potamias

Michalis Potamias

PhD (Next: Groupon)

Marios Hadjieleftheriou

Marios Hadjieleftheriou

Postdoc (Next: AT&T Labs)

Panagiotis Papapetrou

Panagiotis Papapetrou

PhD (Next: Postdoc at Aalto University)

Vassilis Athitsos

Vassilis Athitsos

PhD & Postdoc (Next: Faculty at UT Arlington)

Feifei Li

Feifei Li

PhD (Next: Faculty at Florida State University)

Sponsors

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Contact

How to find us

Center of Computing and Data Sciences
665 Commonwealth Avenue (9th Floor)
Boston, MA • 02215

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