Sustainable Data Lakes for Extreme-Scale Analytics

Rezultaty

Initial version of the HIN mining engine

Prototype implementation of the HIN mining library, including functionalities for similarity search and browsing, entity resolution and entity ranking.

Initial version of the visual analytics engine

First prototype of the visual analytics layer, including basic functionalities for interactive visual analytics over spatial, temporal and network data.

Final version of the visual analytics engine

Final prototype of the visual analytics engine including all functionalities for HIN exploration and analysis via scalable and interactive visualizations

Final version of the HIN mining engine

Final prototype of the Heterogeneous Information Network mining library

Query engine over virtualized data

Includes the query planning and execution operators for natively supporting queries over virtualized, heterogeneous data.

Final evaluation report

Final overall report and assessment of the SmartDataLake system including the feedback from the pilot testing and validation

Interactive visual analytics model

Model specification driving the interactive visualizations for HIN exploration, analysis and mining, including the visual interfaces and interactions for feature space exploration, model selection and parameter tuning.

System architecture

The initial architecture of the SmartDataLake platform, its individual components, and their interfaces.

Automated storage tiering

Cost model and algorithms for analytics over cold storage and for automated data placement in different storage tiers

Monitoring and assessing changes in evolving HINs

Techniques and algorithms for monitoring the temporal evolution of HINs and detecting and assessing the impact of changes

Similarity search, entity resolution and ranking

Includes the attribute-based and link-based similarity measures, techniques and algorithms for search and browsing over multi-typed entities and relations, as well as the algorithms for entity resolution and ranking.

Scalable visualization techniques for spatial, temporal and graph data

Techniques and algorithms for efficient and scalable visualizations of spatiotemporal data and information networks

Data synopses for approximate analytics

Algorithms for approximate query answering and analytics based on adaptive data synopses.

Link prediction and community detection in HINs

Algorithms for predicting new relations and discovering entity groups and communities combining attributebased and linkbased features

Publikacje

GGDs : Graph Generating Dependencies

Autorzy: Shimomura, Larissa C.; Fletcher, George; Yakovets, Nikolay
Opublikowane w: Proceedings of the 29th ACM International Conference on Information & Knowledge Management, 2020, Strona(/y) 2217-2220
Wydawca: ACM
DOI: 10.1145/3340531.3412149

Link Prediction in Bibliographic Networks

Autorzy: Chronis, Pantelis, Skoutas, Dimitrios, Athanasiou, Spiros, & Skiadopoulos, Spiros
Opublikowane w: 1st International Workshop on Assessing Impact and Merit in Science (AIMinScience), 2020
Wydawca: Springer
DOI: 10.1007/978-3-030-55814-7_28

Accelerating Complex Analytics using Speculation

Autorzy: Panagiotis Sioulas, Viktor Sanca, Ioannis Mytilinis, Anastasia Ailamaki
Opublikowane w: International Conference on Innovative Data Systems Research (CIDR), 2021
Wydawca: www.cidrdb.org

Speculative Execution of Similarity Queries: Real-Time Parameter Optimization through Visual Exploration

Autorzy: Thilo Spinner, Udo Schlegel, Martin Schall, Fabian Sperrle, Rita Sevastjanova, Beatrice Gobbo, Julius Rauscher, Mennatallah El-Assady, Daniel A. Keim
Opublikowane w: 1st International Workshop on Data Analytics and Machine Learning Made Simple, 2021
Wydawca: CEUR Workshop Proceedings (CEUR-WS.org)

Twin Subsequence Search in Time Series

Autorzy: Georgios Chatzigeorgakidis, Dimitrios Skoutas, Kostas Patroumpas, Themis Palpanas, Spiros Athanasiou, Spiros Skiadopoulos
Opublikowane w: 24th International Conference on Extending Database Technology (EDBT), 2021, Strona(/y) 475-480
Wydawca: OpenProceedings.org

Hardware-Conscious Sliding Window Aggregation on GPUs

Autorzy: Georgios Michas, Periklis Chrysogelos, Ioannis Mytilinis, Anastasia Ailamaki
Opublikowane w: International Workshop on Data Management on New Hardware (DaMoN), 2021, Strona(/y) 13:1-13:5
Wydawca: ACM
DOI: 10.1145/3465998.3466014

A Visual Explorer for Geolocated Time Series

Autorzy: Chatzigeorgakidis, Georgios, Patroumpas, Kostas, Skoutas, Dimitrios, & Athanasiou, Spiros
Opublikowane w: 28th International Conference on Advances in Geographic Information Systems (SIGSPATIAL), 2020, Strona(/y) 413-416
Wydawca: ACM
DOI: 10.1145/3397536.3422345

Boosting Efficiency of External Pipelines by Blurring Application Boundaries

Autorzy: Anna Herlihy, Periklis Chrysogelos, Anastasia Ailamaki
Opublikowane w: International Conference on Innovative Data Systems Research (CIDR), 2022
Wydawca: CIDR

VeTo-web: A Recommendation Tool for the Expansion of Sets of Scholars

Autorzy: Serafeim Chatzopoulos, Thanasis Vergoulis, Theodore Dalamagas, & Christos Tryfonopoulos
Opublikowane w: ACM/IEEE Joint Conference on Digital Libraries, 2021
Wydawca: IEEE
DOI: 10.5281/zenodo.5548163

Easy Spark

Autorzy: Ylaise van den Wildenberg, Wouter W. L. Nuijten, Odysseas Papapetrou
Opublikowane w: 1st International Workshop on Data Analytics and Machine Learning Made Simple, 2021
Wydawca: CEUR-WS.org

SciNeM: A Scalable Data Science Tool for Heterogeneous Network Mining

Autorzy: Serafeim Chatzopoulos, Thanasis Vergoulis, Panagiotis Deligiannis, Dimitrios Skoutas, Theodore Dalamagas, Christos Tryfonopoulos
Opublikowane w: 24th International Conference on Extending Database Technology (EDBT), 2021, Strona(/y) 654-657
Wydawca: OpenProceedings.org

Multi-Attribute Similarity Search for Interactive Data Exploration

Autorzy: Kostas Patroumpas, Alexandros Zeakis, Dimitrios Skoutas, Roberto Santoro
Opublikowane w: 1st International Workshop on Data Analytics and Machine Learning Made Simple, 2021
Wydawca: CEUR Workshop Proceedings (CEUR-WS.org)

SPHINX: A System for Metapath-based Entity Exploration in Heterogeneous Information Networks

Autorzy: Serafeim Chatzopoulos; Kostas Patroumpas; Alexandros Zeakis; Thanasis Vergoulis; Dimitrios Skoutas
Opublikowane w: International Conference on Very Large Data Bases (VLDB), 2020, Strona(/y) 2913-2916
Wydawca: VLDB Endowment
DOI: 10.14778/3415478.3415507

Towards Proximity Graph Auto-configuration: An Approach Based on Meta-learning

Autorzy: Rafael Seidi Oyamada, Larissa Shimomura, Sylvio Barbon Junior, Daniel Kaster
Opublikowane w: European Conference on Advances in Databases and Information Systems (ADBIS), 2020, Strona(/y) 93-107
Wydawca: Springer

Storage Management in Smart Data Lake

Autorzy: Haoqiong Bian, Bikash Chandra, Ioannis Mytilinis, Anastasia Ailamaki
Opublikowane w: 1st International Workshop on Data Analytics and Machine Learning Made Simple, 2021
Wydawca: CEUR Workshop Proceedings (CEUR-WS.org)

A Parallel and Distributed Approach for Diversified Top-k Best Region Search

Autorzy: Hamid Shahrivari; Matthaios Olma; Odysseas Papapetrou; Dimitrios Skoutas; Anastasia Ailamaki
Opublikowane w: Proceedings of the 23rd International Conference on Extending Database Technology (EDBT), 2020, Strona(/y) 265-276
Wydawca: OpenProceedings
DOI: 10.5441/002/edbt.2020.24

Local Similarity Search on Geolocated Time Series Using Hybrid Indexing

Autorzy: Georgios Chatzigeorgakidis, Dimitrios Skoutas, Kostas Patroumpas, Themis Palpanas, Spiros Athanasiou, Spiros Skiadopoulos
Opublikowane w: Proceedings of the 27th ACM SIGSPATIAL International Conference on Advances in Geographic Information Systems, 2019, Strona(/y) 179-188, ISBN 9781-450369091
Wydawca: ACM
DOI: 10.1145/3347146.3359349

Scalable temporal clique enumeration

Autorzy: Kaijie Zhu, George Fletcher, Nikolay Yakovets, Odysseas Papapetrou, Yuqing Wu
Opublikowane w: Proceedings of the 16th International Symposium on Spatial and Temporal Databases, 2019, Strona(/y) 120-129, ISBN 9781-450362801
Wydawca: ACM
DOI: 10.1145/3340964.3340987

Local Pair and Bundle Discovery over Co-Evolving Time Series

Autorzy: Georgios Chatzigeorgakidis, Dimitrios Skoutas, Kostas Patroumpas, Themis Palpanas, Spiros Athanasiou, Spiros Skiadopoulos
Opublikowane w: Proceedings of the 16th International Symposium on Spatial and Temporal Databases, 2019, Strona(/y) 160-169, ISBN 9781-450362801
Wydawca: ACM
DOI: 10.1145/3340964.3340982

Automatic Clustering by Detecting Significant Density Dips in Multiple Dimensions

Autorzy: Pantelis Chronis, Spiros Athanasiou, Spiros Skiadopoulos
Opublikowane w: 2019 IEEE International Conference on Data Mining (ICDM), 2019, Strona(/y) 91-100, ISBN 978-1-7281-4604-1
Wydawca: IEEE
DOI: 10.1109/icdm.2019.00019

Taster: Self-Tuning, Elastic and Online Approximate Query Processing

Autorzy: Matthaios Olma, Odysseas Papapetrou, Raja Appuswamy, Anastasia Ailamaki
Opublikowane w: 2019 IEEE 35th International Conference on Data Engineering (ICDE), 2019, Strona(/y) 482-493, ISBN 978-1-5386-7474-1
Wydawca: IEEE
DOI: 10.1109/icde.2019.00050

GPU-accelerated data management under the test of time

Autorzy: Aunn Raza; Periklis Chrysogelos; Panagiotis Sioulas; Vladimir Indjic; Angelos Christos Anadiotis; Anastasia Ailamaki
Opublikowane w: Conference on Innovative Data Systems Research (CIDR), Numer 1, 2020
Wydawca: www.cidrdb.org
DOI: 10.5281/zenodo.3827490

Similarity search over enriched geospatial data

Autorzy: Kostas Patroumpas, Dimitrios Skoutas
Opublikowane w: Proceedings of the Sixth International ACM SIGMOD Workshop on Managing and Mining Enriched Geo-Spatial Data, 2020, Strona(/y) 1-6, ISBN 9781-450380355
Wydawca: ACM
DOI: 10.1145/3403896.3403967

JedAI3: beyond batch, blocking-based Entity Resolution

Autorzy: George Papadakis; Leonidas Tsekouras; Manos Thanos; Nikiforos Pittaras; Giovanni Simonini; Dimitrios Skoutas; Paul Isaris; George Giannakopoulos; Themis Palpanas; Manolis Koubarakis
Opublikowane w: Proceedings of the 23rd International Conference on Extending Database Technology (EDBT), 2020, Strona(/y) 603-606
Wydawca: OpenProceedings
DOI: 10.5441/002/edbt.2020.74

Adaptive HTAP through Elastic Resource Scheduling

Autorzy: Aunn Raza, Periklis Chrysogelos, Angelos Christos Anadiotis, Anastasia Ailamaki
Opublikowane w: Proceedings of the 2020 ACM SIGMOD International Conference on Management of Data, 2020, Strona(/y) 2043-2054, ISBN 9781-450367356
Wydawca: ACM
DOI: 10.1145/3318464.3389783

Discovering Mixture-Based Best Regions of Arbitrary Shapes

Autorzy: Skoutas, Dimitrios, Sacharidis, Dimitris, & Patroumpas, Kostas
Opublikowane w: 29th International Conference on Advances in Geographic Information Systems (SIGSPATIAL), 2021, Strona(/y) 468-479
Wydawca: ACM
DOI: 10.1145/3474717.3484215

A system design for elastically scaling transaction processing engines in virtualized servers

Autorzy: Angelos-Christos G. Anadiotis, Raja Appuswamy, Anastasia Ailamaki, Ilan Bronshtein, Hillel Avni, David Dominguez-Sal, Shay Goikhman, Eliezer Levy
Opublikowane w: Proceedings of the VLDB Endowment, 2020, Strona(/y) 3085-3098
Wydawca: VLDB Endowment
DOI: 10.14778/3415478.3415536

The Unmet Data Visualization Needs of Decision Makers within Organizations

Autorzy: Evanthia Dimara, Harry Zhang, Melanie Tory, Steven Franconeri
Opublikowane w: IEEE Transactions on Visualization and Computer Graphics (TVCG), 2021, ISSN 1077-2626
Wydawca: Institute of Electrical and Electronics Engineers

explAIner: A Visual Analytics Framework for Interactive and Explainable Machine Learning

Autorzy: Thilo Spinner, Udo Schlegel, Hanna Schafer, Mennatallah El-Assady
Opublikowane w: IEEE Transactions on Visualization and Computer Graphics, 2019, Strona(/y) 1-1, ISSN 1077-2626
Wydawca: Institute of Electrical and Electronics Engineers
DOI: 10.1109/TVCG.2019.2934629

Visual Exploration of Geolocated Time Series with Hybrid Indexing

Autorzy: Georgios Chatzigeorgakidis, Kostas Patroumpas, Dimitrios Skoutas, Spiros Athanasiou, Spiros Skiadopoulos
Opublikowane w: Big Data Research, Numer 15, 2019, Strona(/y) 12-28, ISSN 2214-5796
Wydawca: Elsevier Inc.
DOI: 10.1016/j.bdr.2019.02.001

Uncertainty-Aware Principal Component Analysis

Autorzy: Jochen Gortler, Thilo Spinner, Dirk Streeb, Daniel Weiskopf, Oliver Deussen
Opublikowane w: IEEE Transactions on Visualization and Computer Graphics, Numer 26/1, 2020, Strona(/y) 822-831, ISSN 1077-2626
Wydawca: Institute of Electrical and Electronics Engineers
DOI: 10.1109/tvcg.2019.2934812

Blocking and Filtering Techniques for Entity Resolution

Autorzy: George Papadakis, Dimitrios Skoutas, Emmanouil Thanos, Themis Palpanas
Opublikowane w: ACM Computing Surveys, Numer 53/2, 2020, Strona(/y) 1-42, ISSN 0360-0300
Wydawca: Association for Computing Machinary, Inc.
DOI: 10.1145/3377455

v‐plots: Designing Hybrid Charts for the Comparative Analysis of Data Distributions

Autorzy: Michael Blumenschein, Luka J. Debbeler, Nadine C. Lages, Britta Renner, Daniel A. Keim, Mennatallah El‐Assady
Opublikowane w: Computer Graphics Forum, Numer 39/3, 2020, Strona(/y) 565-577, ISSN 0167-7055
Wydawca: Blackwell Publishing Inc.
DOI: 10.1111/cgf.14002

VeTo+: improved expert set expansion in academia

Autorzy: Serafeim Chatzopoulos, Thanasis Vergoulis, Theodore Dalamagas, Christos Tryfonopoulos
Opublikowane w: International Journal of Digital Libraries (IJDL), 2021, ISSN 1432-5012
Wydawca: Springer Verlag

Rezultaty

Publikacje

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