Background: Devices connected to the internet are increasing day by day, and the era of
Internet of Things (IoT) is anticipated. However, handling big data generated by the IoT …

Continuous top-k query over streaming data is a fundamental problem in database. In this
paper, we focus on the sliding window scenario, where a continuous top-k query returns the …

Data reduction is an effective technique for energy saving in wireless sensor networks. It
consists on reducing sensing and transmitting data while conserving a high quality of …

The number of Internet-connected sensing and control devices is growing. Some anticipate
them to number in excess of 212 billion by 2020. Inherently, these devices generate …

As the number of small, battery-operated, wireless-enabled devices deployed in various
applications of Internet of Things (IoT), Wireless Sensor Networks (WSN), and Cyber …

The join or correlated filtering of sensor readings is one of the fundamental query operations
in wireless sensor networks (WSNs). Although the join in centralized or distributed …

With the rapid growth of Internet-connected sensing and control devices, the continuous
streams of data generated by them needs to be processed and stored for effective data …

Data reduction is a well known efficient technique to reduce energy consumption in wireless
sensor networks (WSN). It consists in reducing the amount of data sensed and transmitted to …

Wireless Sensor Networks (WSNs) can be viewed as energy constrained database systems,
and join query processing is a very important topic in the field of sensor based systems. Join …

Wireless sensor networks (WSNs) have become ubiquitous, eg, in logistics, smart
manufacturing, smart city infrastructures or vehicular ad-hoc networks. WSNs tend to rely on …