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IS
2011
13 years 4 months ago
Detecting proximity events in sensor networks
Sensor networks are often used to perform monitoring tasks, such as animal and vehicle tracking, or the surveillance of enemy forces in military applications. In this paper we int...
Antonios Deligiannakis, Yannis Kotidis
IS
2011
13 years 4 months ago
Collection trees for event-monitoring queries
In this paper we present algorithms for building and maintaining efficient collection trees that provide the conduit to disseminate data required for processing monitoring queries...
Antonios Deligiannakis, Yannis Kotidis, Vassilis S...
IS
2011
13 years 7 months ago
Checking determinism of XML Schema content models in optimal time
We consider the determinism checking of XML Schema content models, as required by the W3C Recommendation. We argue that currently applied solutions have flaws and make processors...
Pekka Kilpeläinen
IS
2011
13 years 7 months ago
Fully dynamic metric access methods based on hyperplane partitioning
Metric access methods based on hyperplane partitioning have the advantage, compared to the ballpartitioning-based ones, that regions do not overlap. The price is less flexibility...
Gonzalo Navarro, Roberto Uribe Paredes
IS
2011
13 years 7 months ago
Similarity of business process models: Metrics and evaluation
—It is common for large and complex organizations to maintain repositories of business process models in order to document and to continuously improve their operations. Given suc...
Remco M. Dijkman, Marlon Dumas, Boudewijn F. van D...
IS
2011
13 years 7 months ago
Optimized query routing trees for wireless sensor networks
In order to process continuous queries over Wireless Sensor Networks (WSNs), sensors are typically organized in a Query Routing Tree (denoted as T) that provides each sensor with ...
Panayiotis Andreou, Demetrios Zeinalipour-Yazti, A...
IS
2011
13 years 7 months ago
Time prediction based on process mining
Abstract. Process mining allows for the automated discovery of process models from event logs. These models provide insights and enable various types of model-based analysis. This ...
Wil M. P. van der Aalst, M. H. Schonenberg, Minseo...