Browsing Faculty of Engineering & Applied Science by Author "Liscano, Ramiro"
Now showing items 1-17 of 17
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Access control obligation specification and enforcement using behavior pattern language
Sharghigoorabi, Mohammadhassan (2018-01-01)Increasing the use of Internet-based devices offers novel opportunities for users to access and share resources anywhere and anytime so that such a collaborative environment complicates the design of an accountable ... -
Adaptive IEEE 802.15.4e LLDN scheduler for wireless network control systems
Karimpoor, Kiana (2015-12-01)An active area of research in the automotive research community is the stability of Long Commercial Vehicles (LCVs) using active trailer steering and/or braking. These LCVs rely on sensor data located across different ... -
Clustering analysis of lock contention fault types using run-time performance metrics for java intrinsic locks
Hasan Khan, Nahid (2022-02-01)Locks are essential in java-based multi-threaded applications as this mechanism provides a proper solution to synchronizing shared resources. However, improper management of locks and threads can lead to contention; as a ... -
Design considerations for fixed node assisted multi-hop mobile sensor networks
Ben Otman, Nadra (2015-10-01)Node mobility in Wireless Sensor Network poses a challenge to the routing protocol; it causes link breakages and disconnections between the nodes. This instability in the network leads to a drop in the successful transmission ... -
Designing power aware wireless sensor networks leveraging software modeling techniques
Jacoub, John Khalil (2014-03-01)Wireless Sensor Networks (WSNs) are typically used to monitor specific phenomena and gather the data to a gateway node, where the data is further processed. WSNs nodes have limited power resources, which require developing ... -
Detection of covert channel communications based on intentionally corrupted frame check sequences
Najafizadeh, Ali (2011-07-01)This thesis presents the establishment of a covert-channel in wireless networks in the form of frames with intentionally corrupted Frame Check Sequences (FCSs). Previous works had alluded to the possibility of using this ... -
Determining fuzzy link quality membership functions in wireless sensor networks
Kazmi, Syed Ali Hussain (2014-04-01)Wireless Sensor Network routing protocols rely on the estimation of the quality of the links between nodes to determine a suitable path from the data source nodes to a data-collecting node. Several link estimators have ... -
A directional preference ETX measure for the collection tree protocol in mobile sensor networks
Krynicki, David (2018-01-01)There has been a growing interest in Wireless Sensor Networks (WSN) that utilizes mobile nodes for various purposes. These mobile wireless sensor networks tend to suffer from constant link breakages mainly caused by connected ... -
Distributed policy-based management framework for wireless sensor networks.
Qwasmi, Nidal (2014-06-01)Policy-Based Management Systems (PBMS) are becoming a critical component of any information technology environment, due to their ability to abstract hardware complexity from their users. Policy-based systems exist in such ... -
Energy aware scheduling using reinforcement learning for 802.15.4e Time-Slotted Channel Hopping
Ara, Tarana (2023-11-01)Time Slotted Channel Hopping (TSCH) is a medium access control mode defined in IEEE 802.15.4e standard. This protocol is a crucial component of fourth-generation IoT applications, enabling efficient communication through ... -
Evaluating and improving collection tree protocol in mobile wireless sensor network
Sharma, Dixit (2011-07-01)There has been growing interest in the Mobile WSN applications where mobility is the fundamental characteristic of the sensor nodes. Mobility poses many challenges to the routing protocols used in such applications. In ... -
Integration of component-based frameworks with sensor modeling languages for the sensor web
Kazemi, Kimia (2010-08-01)The goal of this thesis is to develop an easily modifiable sensor system. To achieve this goal SensorML (an XML based sensor language) is combined with Java Beans (a component model language). An important part of SensorML ... -
Motion planning for multi-link robots with artificial potential fields and modified simulated annealing
Yagnik, Deval (2010-12-01)In this thesis we present a hybrid control methodology using Artificial Potential Fields (APF) integrated with a modified Simulated Annealing (SA) optimization algorithm for motion planning of a multi-link robots team. The ... -
Optimized multi-superframe scheduling for clustered wireless sensor networks
Amirinia, Hossein (2020-04-01)Since the power source for wireless sensor networks (WSN) is mainly from batteries, prolonging network life is an important requirement of the network. Hence, clustering algorithms are employed to decrease the number of ... -
Robust controller design for active trailer steering systems of articulated vehicles using multi-objective optimization
Qureshi, Khizar Ahmad (2019-08-01)This thesis presents and evaluates an approach to the robust controller design for active trailer steering (ATS) systems to increase the safety of articulated vehicles. By applying a multi-objective evolutionary algorithm ... -
User behavior pattern based security provisioning for distributed systems
Ma, Weina (2016-01-01)Behaviors of authorized users must be monitored and controlled due to the rise of insider threats. Security analysts in large distributed systems are overwhelmed by the number of system users, the complexity and changing ... -
A wireless communication based active safety system for articulated heavy vehicles
Mirfakhraie, Tina (2020-04-01)To date, various active safety systems, have been developed to improve the safety of road vehicles. This dissertation presents a novel active trailer steering (ATS) system using wireless communication to exchange data among ...