Blar i Institutt for informasjonssikkerhet og kommunikasjonsteknologi på tittel
Viser treff 1696-1715 av 2594
-
Performance and Performability Modeling Framework Considering Management of Service Components Deployment
(Doktoravhandlinger ved NTNU, 1503-8181; 2014:143, Doctoral thesis, 2014)A distributed system is a complex system. Developing complex systems is a demanding task when attempting to achieve functional and non-functional properties such as synchronization, communication, fault tolerance. These ... -
Performance enhancements in WiFi using Network Coding
(Master thesis, 2013)Packet loss is an inherent phenomenon in WiFi due to its underlying physical medium. At the time of writing, the newest WiFi standard, 802.11n, ensures reliable communication by retransmitting lost packets through a mechanism ... -
Performance Evaluation and Improvement of Next-generation Optical Switching Architecture
(Doctoral thesis at NTNU;2015:173, Doctoral thesis, 2015)The advance in wavelength-division multiplexing (WDM) technology, which propagates closer to the network edge, enables the proliferation of applications with very high bandwidth and stringent performance requirements. ... -
Performance Evaluation Framework for a SIP-based Telecommunication Call Handling System
(Master thesis, 2009)Session Initiation Protocol (SIP) has been used for signaling in many Voice over IP (VoIP) applications. Being more cost-effective than conventional circuit-switched systems, IP-based telecommunication systems are extensively ... -
Performance evaluation of Bluetooth mesh networking in building environment
(Master thesis, 2022)Bluetooth mesh er et tilskudd til mesh teknologien. Bluetooth mesh gir en enkel, effektiv og trådløs nettverksløsning der mange nettverksnoder kan kommunisere uten noen overordnet styringsmekanisme. Denne oppgaven evaluerer ... -
Performance Evaluation of Fusing Protected Fingerprint Minutiae Templates on the Decision Level
(Journal article; Peer reviewed, 2012)In a biometric authentication system using protected templates, a pseudonymous identifier is the part of a protected template that can be directly compared. Each compared pair of pseudonymous identifiers results in a ... -
Performance evaluation of hybrid crowdsensing and fixed sensor systems for event detection in urban environments
(Journal article; Peer reviewed, 2021)Crowdsensing offers a cost-effective way to collect large amounts of environmental sensor data; however, the spatial distribution of crowdsensing sensors can hardly be influenced, as the participants carry the sensors, ... -
Performance evaluation of no-reference image quality metrics for face biometric images
(Journal article; Peer reviewed, 2018)The accuracy of face recognition systems is significantly affected by the quality of face sample images. The recent established standardization proposed several important aspects for the assessment of face sample quality. ... -
Performance Evaluation of No-Reference Image Quality Metrics for Visible Wavelength Iris Biometric Images
(Chapter, 2018)Image quality assessment plays an important role in iris recognition systems because the system performance is affected by low quality iris images. With the development of electronic color imaging, there are more and more ... -
Performance evaluation of nsclick simulator for Mobile Ad Hoc Networks
(Journal article; Peer reviewed, 2011)In order to evaluate the behavior and performance of protocols for Mobile Ad Hoc Networks (MANETs) both simulation and test bed are often used. The simulation is used in first stages and the test bed is used in final stages ... -
Performance Evaluation of V2V and V2I Messages in C-ITS
(Master thesis, 2015)The Cooperative Intelligent Transport System (C-ITS), a system where vehicles cooperate in order to improve traffic safety and efficiency, have recently received a lot of attention. There are several standardization ... -
Performance evaluation of WiFi Direct for data dissemination in mobile social networks
(Journal article, 2017)WiFi Direct is a recent device-to-device communication technology standardized by the WiFi Alliance. Its increasing availability on popular mobile systems (e.g. Android) presents a unique opportunity for developers to ... -
Performance Guarantees in Quantum Key Distribution Networks
(Chapter, 2017)This paper aims to present a mathematical tool useful for quantum key distribution network configuration. In particular, the paper studies the throughput of secret key distribution in a quantum key distribution network ... -
Performance measurements in packet-switched networks : application to IP networks
(Doktoravhandlinger ved NTNU, 1503-8181; 2002:142, Doctoral thesis, 2003)The Internet is becoming an important infrastructure. Measurements of network traffic are vital for many areas; including network management, traffic engineering, service differentiation, accounting and billing, the design ... -
Performance Modeling of Diversity Coded Path Protection in OBS/OPS Networks
(Journal article; Peer reviewed, 2019)In bufferless optical burst/packet switched (OBS/OPS) networks, data (bursts or packets) may be lost due to contention or equipment failure. Diversity coding-based path protection schemes can be used to protect data from ... -
Performance modelling of optical packet switched networks with the Engset traffic model
(Journal article; Peer reviewed, 2005)Stochastic processes have been widely employed in order to assess the network layer performance of Optical Packet Switched (OPS) networks. In this paper we consider how the Engset traffic model may be applied to evaluate ... -
Performance of Dispersion-Reduced Wavelength Assignment in Wavelength-Routed Optical Networks
(Journal article; Peer reviewed, 2018)This paper analyses the performance of the dispersion-reduced wavelength assignment (DRWA) scheme in wavelength-routed optical networks. The signal quality degradation due to the dispersion effect in longer lightpaths is ... -
Performance of hidden services in Tor
(Master thesis, 2013)In this thesis we will provide an overview of the Tor hidden service protocol. We will demonstrate the steps of setting up Tor hidden services and a private Tor network for testing purposes. The performance of the hidden ... -
Performance study of the 3LIHON output scheduling part
(Master thesis, 2012)In the last years hybrid optical networking is a topic of increasing interest for graceful migration to future high capacity integrated service networks.A new hybrid network architecture is proposed to harmonize different ... -
Performing Gateway Load Balancing in MANETs
(Doktoravhandlinger ved NTNU, 1503-8181; 2012:23, Doctoral thesis, 2012)During the last decades, the advances in Information Technology have formed the basis for increased interest and research activity in the field of ad hoc wireless multihop networks or simply ad hoc networks. This emerging ...