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- demonstrationMarch 2012
Distributed data management for large-scale wireless sensor networks simulations
EDBT '12: Proceedings of the 15th International Conference on Extending Database TechnologyMarch 2012, Pages 626–629https://doi.org/10.1145/2247596.2247682We tackle two important problems that arise in simulation-based studies of various data-related properties in the context of Wireless Sensor Networks (WSNs): (1) reducing the turnaround time for completing the simulations in a large-scale parameter ...
- demonstrationMarch 2012
Intention insider: discovering people's intentions in the social channel
- Malu Castellanos,
- Meichun Hsu,
- Umeshwar Dayal,
- Riddhiman Ghosh,
- Mohamed Dekhil,
- Carlos Ceja,
- Marcial Puchi,
- Perla Ruiz
EDBT '12: Proceedings of the 15th International Conference on Extending Database TechnologyMarch 2012, Pages 614–617https://doi.org/10.1145/2247596.2247679The rapid proliferation of online forums has made it possible for people to share their intentions, wishes and experiences by posting comments with the aim of getting advice from other members of the forum. Extracting intentions from these comments ...
- demonstrationMarch 2012
SPARQL-RW: transparent query access over mapped RDF data sources
EDBT '12: Proceedings of the 15th International Conference on Extending Database TechnologyMarch 2012, Pages 610–613https://doi.org/10.1145/2247596.2247678The Web of Data is an open environment consisting of very large, inter-linked RDF datasets from various domains (e.g., DBpedia, GeoNames, ACM, PubMed, etc.) accessed through SPARQL queries. Establishing interoperability in this environment has become a ...
- demonstrationMarch 2012
Evaluating hybrid queries through service coordination in HYPATIA
EDBT '12: Proceedings of the 15th International Conference on Extending Database TechnologyMarch 2012, Pages 602–605https://doi.org/10.1145/2247596.2247676The emergence of mobile and ambient computing technologies brings democratization in the access to information and data; services play a crucial role, thereby opening new research challenges for data querying. A promising method to access data within ...
- demonstrationMarch 2012
Private-HERMES: a benchmark framework for privacy-preserving mobility data querying and mining methods
- Nikos Pelekis,
- Aris Gkoulalas-Divanis,
- Marios Vodas,
- Anargyros Plemenos,
- Despina Kopanaki,
- Yannis Theodoridis
EDBT '12: Proceedings of the 15th International Conference on Extending Database TechnologyMarch 2012, Pages 598–601https://doi.org/10.1145/2247596.2247675Mobility data sources feed larger and larger trajectory databases nowadays. Due to the need of extracting useful knowledge patterns that improve services based on users' and customers' behavior, querying and mining such databases has gained significant ...
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- demonstrationMarch 2012
SOS (save our systems): a uniform programming interface for non-relational systems
EDBT '12: Proceedings of the 15th International Conference on Extending Database TechnologyMarch 2012, Pages 582–585https://doi.org/10.1145/2247596.2247671The recent growth of non-relational databases (often termed as NoSQL) is an interesting phenomenon that has generated both interest and criticism. One of the major drawbacks that is often referred to is the heterogeneity of the languages and interfaces ...
- demonstrationMarch 2012
ColisTrack: testbed for a pervasive environment management system
- Yann Gripay,
- Frédérique Laforest,
- Francois Lesueur,
- Nicolas Lumineau,
- Jean-Marc Petit,
- Vasile-Marian Scuturici,
- Samir Sebahi,
- Sabina Surdu
EDBT '12: Proceedings of the 15th International Conference on Extending Database TechnologyMarch 2012, Pages 574–577https://doi.org/10.1145/2247596.2247669One of the leading challenges for pervasive computing is to ease the application development to smoothly handle the surrounding environment. We consider the case where the environment produces heterogeneous and continuous data, e. g. temperature ...
- demonstrationMarch 2012
A probabilistic convex hull query tool
EDBT '12: Proceedings of the 15th International Conference on Extending Database TechnologyMarch 2012, Pages 570–573https://doi.org/10.1145/2247596.2247668Uncertain data is inherently important in a lot of real-world applications, such as environmental surveillance and mobile tracking. Probabilistic convex hull is very useful for discovering the territory of imprecise data in such applications with a high ...
- tutorialMarch 2012
Adaptive indexing in modern database kernels
EDBT '12: Proceedings of the 15th International Conference on Extending Database TechnologyMarch 2012, Pages 566–569https://doi.org/10.1145/2247596.2247667Physical design represents one of the hardest problems for database management systems. Without proper tuning, systems cannot achieve good performance. Offline indexing creates indexes a priori assuming good workload knowledge and idle time. More ...
- tutorialMarch 2012
Indexing and mining topological patterns for drug discovery
EDBT '12: Proceedings of the 15th International Conference on Extending Database TechnologyMarch 2012, Pages 562–565https://doi.org/10.1145/2247596.2247666Increased availability of large repositories of chemical compounds has created new challenges and opportunities for the application of data-mining and indexing techniques to problems in chemical informatics. The primary goal in analysis of molecular ...
- tutorialMarch 2012
Distributed skyline processing: a trend in database research still going strong
EDBT '12: Proceedings of the 15th International Conference on Extending Database TechnologyMarch 2012, Pages 558–561https://doi.org/10.1145/2247596.2247665During the last decade, data management and storage have become increasingly distributed. In consideration of the huge amount of data available in such systems, advanced query operators, such as skyline queries, are necessary to help users process the ...
- research-articleMarch 2012
Towards principled design support for scalable OLTP workloads
EDBT '12: Proceedings of the 15th International Conference on Extending Database TechnologyMarch 2012, Pages 551–553https://doi.org/10.1145/2247596.2247663Supporting online transaction processing (OLTP) workload in a scalable and elastic fashion is a challenging task. With the advent of cloud-based systems, supporting entity group based consistency is a viable, scalable, and cost-effective option. This ...
- research-articleMarch 2012
Tailoring entity resolution for matching product offers
EDBT '12: Proceedings of the 15th International Conference on Extending Database TechnologyMarch 2012, Pages 545–550https://doi.org/10.1145/2247596.2247662Product matching is a challenging variation of entity resolution to identify representations and offers referring to the same product. Product matching is highly difficult due to the broad spectrum of products, many similar but different products, ...
- research-articleMarch 2012
Data management with SAPs in-memory computing engine
EDBT '12: Proceedings of the 15th International Conference on Extending Database TechnologyMarch 2012, Pages 542–544https://doi.org/10.1145/2247596.2247661We present some architectural and technological insights on SAP's HANA database and derive research challenges for future enterprise application development.
The HANA database management system [1] was developed to meet changed requirements of modern ...
- research-articleMarch 2012
Mining search behavior and user-generated content: presentation at the industrial session - EDBT/ICDT 2012
EDBT '12: Proceedings of the 15th International Conference on Extending Database TechnologyMarch 2012, Pages 540–541https://doi.org/10.1145/2247596.2247660In the first part of this presentation, we will overview two systems that gather and display intelligence from search behavior: "Yahoo! Search Clues" and "Yahoo! Political Insights".
In the second part, we will discuss two real-world problems ...
- research-articleMarch 2012
Extending a general-purpose streaming system for XML
EDBT '12: Proceedings of the 15th International Conference on Extending Database TechnologyMarch 2012, Pages 534–539https://doi.org/10.1145/2247596.2247659General-purpose streaming systems support diverse application domains with powerful and user-defined stream operators. Most general-purpose streaming systems have their own, non-XML, internal data representation. However, streaming input is often either ...
- research-articleMarch 2012
SFA: a symbolic fourier approximation and index for similarity search in high dimensional datasets
EDBT '12: Proceedings of the 15th International Conference on Extending Database TechnologyMarch 2012, Pages 516–527https://doi.org/10.1145/2247596.2247656Time series analysis, as an application for high dimensional data mining, is a common task in biochemistry, meteorology, climate research, bio-medicine or marketing. Similarity search in data with increasing dimensionality results in an exponential ...
- research-articleMarch 2012
Effectively indexing the multi-dimensional uncertain objects for range searching
EDBT '12: Proceedings of the 15th International Conference on Extending Database TechnologyMarch 2012, Pages 504–515https://doi.org/10.1145/2247596.2247655The range searching problem is fundamental in a wide spectrum of applications such as radio frequency identification (RFID) networks, location based services (LBS), and global position system (GPS). As the uncertainty is inherent in those applications, ...
- research-articleMarch 2012
SIMP: accurate and efficient near neighbor search in high dimensional spaces
EDBT '12: Proceedings of the 15th International Conference on Extending Database TechnologyMarch 2012, Pages 492–503https://doi.org/10.1145/2247596.2247654Near neighbor search in high dimensional spaces is useful in many applications. Existing techniques solve this problem efficiently only for the approximate cases. These solutions are designed to solve r-near neighbor queries for a fixed query range or ...
- research-articleMarch 2012
Finding top-k similar graphs in graph databases
EDBT '12: Proceedings of the 15th International Conference on Extending Database TechnologyMarch 2012, Pages 456–467https://doi.org/10.1145/2247596.2247650Querying similar graphs in graph databases has been widely studied in graph query processing in recent years. Existing works mainly focus on subgraph similarity search and supergraph similarity search. In this paper, we study the problem of finding top-...