SmartTrace: Finding similar trajectories in smartphone networks without disclosing the traces. - Constantinos Costa; Christos Laoudias; Demetrios Zeinalipour-Yazti; Dimitrios Gunopulos (ICDE, 2011)

Demo: a programming cloud of smartphones. - Andreas Konstantinidis 002; Constantinos Costa; Georgios Larkou; Demetrios Zeinalipour-Yazti (MobiSys, 2012)

Managing Smartphone Testbeds with SmartLab. - Georgios Larkou; Constantinos Costa; Panayiotis Andreou; Andreas Konstantinidis 002; Demetrios Zeinalipour-Yazti (LISA, 2013)

Crowdsourced Trace Similarity with Smartphones. - Demetrios Zeinalipour-Yazti; Christos Laoudias; Constantinos Costa; Michail Vlachos; Maria I. Andreou; Dimitrios Gunopulos (IEEE Trans. Knowl. Data Eng., 2013)

Rayzit: An Anonymous and Dynamic Crowd Messaging Architecture. - Constantinos Costa; Chrysovalantis Anastasiou; Georgios Chatzimilioudis; Demetrios Zeinalipour-Yazti (MDM (2), 2015)

Distributed In-Memory Processing of All k Nearest Neighbor Queries. - Georgios Chatzimilioudis; Constantinos Costa; Demetrios Zeinalipour-Yazti; Wang-Chien Lee; Evaggelia Pitoura (IEEE Trans. Knowl. Data Eng., 2016)

Towards Real-Time Road Traffic Analytics using Telco Big Data. - Constantinos Costa; Georgios Chatzimilioudis; Demetrios Zeinalipour-Yazti; Mohamed F. Mokbel (BIRTE, 2017)

Efficient Exploration of Telco Big Data with Compression and Decaying. - Constantinos Costa; Georgios Chatzimilioudis; Demetrios Zeinalipour-Yazti; Mohamed F. Mokbel (ICDE, 2017)

SPATE: Compacting and Exploring Telco Big Data. - Constantinos Costa; Georgios Chatzimilioudis; Demetrios Zeinalipour-Yazti; Mohamed F. Mokbel (ICDE, 2017)

Crowdsourcing emergency data in non-operational cellular networks. - Georgios Chatzimilioudis; Constantinos Costa; Demetrios Zeinalipour-Yazti; Wang-Chien Lee (Inf. Syst., 2017)

FMS: Managing Crowdsourced Indoor Signals with the Fingerprint Management Studio. - Marileni Angelidou; Constantinos Costa; Artyom Nikitin; Demetrios Zeinalipour-Yazti (MDM, 2018)

Decaying Telco Big Data with Data Postdiction. - Constantinos Costa; Andreas Charalampous; Andreas Konstantinidis 002; Demetrios Zeinalipour-Yazti; Mohamed F. Mokbel (MDM, 2018)

TBD-DP: Telco Big Data Visual Analytics with Data Postdiction. - Constantinos Costa; Andreas Charalampous; Andreas Konstantinidis 002; Demetrios Zeinalipour-Yazti; Mohamed F. Mokbel (MDM, 2018)

Telco Big Data: Current State & Future Directions. - Constantinos Costa; Demetrios Zeinalipour-Yazti (MDM, 2018)

Telco Big Data Research and Open Problems. - Constantinos Costa; Demetrios Zeinalipour-Yazti (ICDE, 2019)

CAPRIO: Context-Aware Path Recommendation Exploiting Indoor and Outdoor Information. - Constantinos Costa; Xiaoyu Ge; Panos K. Chrysanthis (MDM, 2019)

Continuous decaying of telco big data with data postdiction. - Constantinos Costa; Andreas Konstantinidis 002; Andreas Charalampous; Demetrios Zeinalipour-Yazti; Mohamed F. Mokbel (GeoInformatica, 2019)

CAPRIO: Graph-based Integration of Indoor and Outdoor Data for Path Discovery. - Constantinos Costa; Xiaoyu Ge; Panos K. Chrysanthis (Proc. VLDB Endow., 2019)

CAPRIOv2.0: A Context-Aware Unified Indoor-Outdoor Path Recommendation System. - Constantinos Costa; Xiaoyu Ge; Evan McEllhenney; Evan Kebler; Panos K. Chrysanthis; Demetrios Zeinalipour-Yazti (MDM, 2020)

The Anyplace 4.0 IoT Localization Architecture. - Paschalis Mpeis; Thierry Roussel; Manish Kumar; Constantinos Costa; Christos Laoudias; Denis Capot-Ray; Demetrios Zeinalipour-Yazti (MDM, 2020)

A Context, Location and Preference-Aware System for Safe Pedestrian Mobility. - Constantinos Costa; Brian T. Nixon; Sayantani Bhattacharjee; Benjamin Graybill; Demetrios Zeinalipour-Yazti; Walter Schneider; Panos K. Chrysanthis (MDM, 2021)

HealthDist: A Context, Location and Preference-Aware System for Safe Navigation. - Brian T. Nixon; Sayantani Bhattacharjee; Benjamin Graybill; Constantinos Costa; Sudhir K. Pathak; Walter Schneider; Panos K. Chrysanthis (MDM, 2021)

EPICGen: An Experimental Platform for Indoor Congestion Generation and Forecasting. - Chrysovalantis Anastasiou; Constantinos Costa; Panos K. Chrysanthis; Cyrus Shahabi (Proc. VLDB Endow., 2021)

Thinking Inclusively with CAPRIO. - Lucas W. Leiby; Constantinos Costa; Panos K. Chrysanthis (MDM, 2022)

Efficient Detection of COVID-19 Exposure Risk. - Brian T. Nixon; Rakan Alseghayer; Benjamin Graybill; Xiaozhong Zhang; Constantinos Costa; Panos K. Chrysanthis (MDM, 2022)

ASTRO-K: Finding Top-k Sufficiently Distinct Indoor-Outdoor Paths. - Vasilis Ethan Sarris; Constantinos Costa; Panos K. Chrysanthis (MDM, 2022)

Introduction to the special issue on self‑managing and hardware‑optimized database systems 2020. - Herodotos Herodotou; Panos K. Chrysanthis; Shimin Chen; Meichun Hsu; Khuzaima Daudjee; Yingjun Wu; Constantinos Costa (Distributed Parallel Databases, 2022)

ASTRO: Reducing COVID-19 Exposure through Contact Prediction and Avoidance. - Chrysovalantis Anastasiou; Constantinos Costa; Panos K. Chrysanthis; Cyrus Shahabi; Demetrios Zeinalipour-Yazti (ACM Trans. Spatial Algorithms Syst., 2022)

Remembering the Forgotten: Clustering, Outlier Detection, and Accuracy Tuning in a Postdiction Pipeline. - Anna Baskin; Scott Heyman; Brian T. Nixon; Constantinos Costa; Panos K. Chrysanthis (ADBIS (Short Papers), 2023)

Towards a Signature Based Compression Technique for Big Data Storage. - Constantinos Costa; Panos K. Chrysanthis; Marios Costa; Efstathios Stavrakis; Nicolas Nicolaou (ICDEW, 2023)

RETSINA: Reproducibility and Experimentation Testbed for Signal-Strength Indoor Near Analysis. - Anna Baskin; Brian T. Nixon; Panos K. Chrysanthis; Christos Laoudias; Constantinos Costa (IPIN, 2023)

An IoT Data System for Solar Self-Consumption. - Soteris Constantinou; Nicolas Polycarpou; Constantinos Costa; Andreas Konstantinidis 002; Panos K. Chrysanthis; Demetrios Zeinalipour-Yazti (MDM, 2023)

GreenCap: A Platform for Solar Self-Consumption using IoT Data. - Soteris Constantinou; Nicolas Polycarpou; Constantinos Costa; Andreas Konstantinidis 002; Panos K. Chrysanthis; Demetrios Zeinalipour-Yazti (MDM, 2023)

CAPRIO with Inclusive Pedestrian Path Recommendations. - Brian T. Nixon; Zhiyong Chen; Sai Konduru; Yuxin Liu; Constantinos Costa; Panos K. Chrysanthis (MDM, 2023)

Recommending the Least Congested Indoor-Outdoor Paths without Ignoring Time. - Vasilis Ethan Sarris; Panos K. Chrysanthis; Constantinos Costa (SSTD, 2023)

Introduction to the special issue on self‑managing and hardware‑optimized database systems 2022. - Constantinos Costa; Ilia Petrov 001 (Distributed Parallel Databases, 2023)

A Framework for Continuous kNN Ranking of EV Chargers with Estimated Components. - Soteris Constantinou; Constantinos Costa; Andreas Konstantinidis 002; Mohamed F. Mokbel; Demetrios Zeinalipour-Yazti (ICDE, 2024)

EcoCharge: A Framework for Sustainable Electric Vehicles Charging. - Soteris Constantinou; Dimitris Papazachariou; Constantinos Costa; Andreas Konstantinidis 002; Mohamed F. Mokbel; Demetrios Zeinalipour-Yazti (MDM, 2024)

GIO.G: A Generator for Indoor-Outdoor Graphs to Simulate and Analyze Urban Environments. - Vasilis Ethan Sarris; Connor P. Sweeney; Sean M. Linton; Brian T. Nixon; Panos K. Chrysanthis; Constantinos Costa (MDM, 2024)

Green Mobility: Renewable Energy Hoarding for Electric Vehicle Charging. - Soteris Constantinou; Constantinos Costa; Demetrios Zeinalipour-Yazti (ERCIM News, 2024)

A blockchain datastore for scalable IoT workloads using data decaying. - Panagiotis Drakatos; Constantinos Costa; Andreas Konstantinidis 002; Panos K. Chrysanthis; Demetrios Zeinalipour-Yazti (Distributed Parallel Databases, 2024)

A Sustainable Energy Management Framework for Smart Homes. - Soteris Constantinou; Constantinos Costa; Andreas Konstantinidis 002; Panos K. Chrysanthis; Demetrios Zeinalipour-Yazti (IEEE Trans. Sustain. Comput., 2025)