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Technical University of Denmark
(30 results)-
White Papers
Workflows for Visualizing Data Mining Results
April 1, 2009, 12:00am PDT
The author reviews methods and tools for visualizations in neuroimaging as well as point to some of the problems with interpreting such visualizations. The author furthermore describes...
Provided by Technical University of Denmark
-
White Papers
Participatory Workspace Design: A Strategy For Change Management
March 6, 2008, 12:00am PST
The concept of 'Workspace Design' has been developed as a method to actively involving different actor groups in design processes. The purpose of this paper is to view the concept as a management...
Provided by Technical University of Denmark
-
White Papers
Providing Resilience for Carrier Ethernet Multicast Traffic
January 19, 2010, 12:00am PST
This paper presents an overview of the Carrier Ethernet technology with specific focus on resilience. In particular, the paper details how multicast traffic, which is essential for e.g. IPTV can...
Provided by Technical University of Denmark
-
White Papers
Decision Support for the Rolling Stock Dispatcher
September 1, 2009, 12:00am PDT
Real-time recovery is receiving a fast growing interest in an increasingly competitive railway operation market. This paper considers the area of rolling stock dispatching which is one of the...
Provided by Technical University of Denmark
-
White Papers
Locating Depots for Capacitated Vehicle Routing
March 4, 2011, 12:00am PST
In typical facility location problems, one wishes to locate centers and connect clients directly to centers at minimum cost. On the other hand, the goal in Vehicle Routing Problems (VRPs) is to...
Provided by Technical University of Denmark
-
White Papers
Rank K Cholesky Up/Down-Dating on the GPU: GpucholmodV0.2
November 4, 2010, 12:00am PDT
In this note the authors briefly describe the Cholesky modification algorithm for streaming multiprocessor architectures. The implementation is available in C++ with Matlab binding, using CUDA to...
Provided by Technical University of Denmark
-
White Papers
Cryptanalysis of ARMADILLO2
March 31, 2011, 12:00am PDT
ARMADILLO2 is the recommended variant of a multi-purpose cryptographic primitive dedicated to hardware which has been proposed by Badel et al. in. In this paper the authors propose a...
Provided by Technical University of Denmark
-
White Papers
Concrete Security for Entity Recognition: The Jane Doe Protocol (Full Paper)
September 23, 2008, 12:00am PDT
Entity recognition does not ask whether the message is from some entity X, just whether a message is from the same entity as a previous message. This turns out to be very useful for low-end...
Provided by Technical University of Denmark
-
White Papers
Analysis of the End-by-Hop Protocol for Secure Aggregation in Sensor Networks
June 11, 2009, 12:00am PDT
In order to save bandwidth and thus battery power, sensor network measurements are sometimes aggregated en-route while being reported back to the querying server. Authentication of the...
Provided by Technical University of Denmark
-
White Papers
Near-Optimal Detection in MIMO Systems Using Gibbs Sampling
October 8, 2009, 12:00am PDT
In this paper the authors study a Markov Chain Monte Carlo (MCMC) Gibbs sampler for solving the integer least-squares problem. In digital communication the problem is equivalent to performing...
Provided by Technical University of Denmark
-
White Papers
Towards Understanding and Managing the Dynamic Behavior of Run-Time Reconfigurable Architectures
May 14, 2008, 12:00am PDT
Understanding the dynamic behavior of run-time reconfigurable systems is a complicated task, due to the complicated interplay between the application, the application mapping, and the underlying...
Provided by Technical University of Denmark
-
White Papers
Cellular Controlled Short-Range Communication for Cooperative P2P Networking
October 18, 2006, 12:00am PDT
This paper advocates a novel communication architecture and associated collaborative framework for future wireless communication systems. In contrast to the dominating cellular architecture and...
Provided by Technical University of Denmark
-
White Papers
Optimal Channel Choice for Collaborative Ad-Hoc Dissemination
July 7, 2009, 12:00am PDT
Collaborative ad-hoc dissemination of information has been proposed as an efficient means to disseminate information among devices in a wireless ad-hoc network. Devices help in forwarding the...
Provided by Technical University of Denmark
-
White Papers
Resource Management Framework for QoS Scheduling in IEEE 802.16 WiMAX Networks
February 19, 2010, 12:00am PST
IEEE 802.16, also known as WiMAX, has received much attention recently for its capability to support multiple types of applications with diverse Quality-of-Service (QoS) requirements. Beyond what...
Provided by Technical University of Denmark
-
White Papers
Mobility Support in Integrated EPON-WiMAX Network Access Architecture
September 7, 2010, 12:00am PDT
In this paper, the authors introduce a mobility-aware control policy for the integrated optical and wireless network. The proposed solution which is compatible to the Ethernet Passive Optical...
Provided by Technical University of Denmark
-
White Papers
A Grid-Aware Intrusion Detection System
December 10, 2007, 12:00am PST
Existing Intrusion Detection Systems (IDS) are not designed to deal with any specific types of systems. The purpose of this work is to investigate the possibility of Grid-focused IDS. The main...
Provided by Technical University of Denmark
-
White Papers
Evolution of Heterogeneous Wireless Networks: Towards Cooperative Networks
March 31, 2007, 12:00am PDT
It is very challenging to implement the envisioned beyond 3G and 4G based on the conventional cellular network architecture. So a central controlled peer-to-peer network architecture is proposed,...
Provided by Technical University of Denmark
-
White Papers
Design and Evaluation of IP Header Compression for Cellular-Controlled P2P Networks
February 28, 2007, 12:00am PST
In this paper, the authors advocate to exploit terminal cooperation to stabilize IP communication using header compression. The terminal cooperation is based on direct communication between...
Provided by Technical University of Denmark
-
White Papers
Unsupervised Intrusion Detection System
March 1, 2007, 12:00am PST
This paper evolves around Intrusion Detection System (IDS) and Neural Network (NN). Intrusion detection systems are gaining more and more territory in the field of secure networks and new ideas...
Provided by Technical University of Denmark
-
White Papers
Hierarchical Load Balancing in Large Distributed Systems
January 1, 2008, 12:00am PST
This paper describes a hierarchical load balancing system intended for use within large cluster computing systems. The load balancing algorithm is able to deal with situations where the tasks have...
Provided by Technical University of Denmark
-
White Papers
Mobility Models and Behavioural Equivalence for Wireless Networks
March 23, 2009, 12:00am PDT
In protocol development for wireless systems, the choice of appropriate mobility models describing the movement patterns of devices has long been recognised as a crucial factor for the successful...
Provided by Technical University of Denmark
-
White Papers
Combining Static Analysis and Runtime Checking in Security Aspects for Distributed Tuple Spaces
June 1, 2011, 12:00am PDT
Enforcing security policies to distributed systems is difficult, in particular, to a system containing untrusted components. The authors designed AspectKE, an aspect-oriented programming language...
Provided by Technical University of Denmark
-
White Papers
AspectKE: Security Aspects With Program Analysis for Distributed Systems
March 1, 2010, 12:00am PST
Enforcing security policies to distributed systems is difficult, in particular, when a system contains untrusted components. The authors designed AspectKE, a distributed AOP language based on a...
Provided by Technical University of Denmark
-
White Papers
Expressing Model Constraints Visually With VMQL
June 25, 2011, 12:00am PDT
OCL is the de facto standard language for expressing constraints and queries on UML models. However, OCL expressions are very difficult to create, understand, and maintain, even with the...
Provided by Technical University of Denmark
-
White Papers
Fusion of Gait and Fingerprint for User Authentication on Mobile Devices
September 28, 2010, 12:00am PDT
A new multi-modal biometric authentication approach using gait signals and fingerprint images as biometric traits is proposed. The individual comparison scores derived from the gait and fingers...
Provided by Technical University of Denmark
-
White Papers
Biometric Template Data Protection in Mobile Device Environment Using XML-Database
September 28, 2010, 12:00am PDT
This paper proposes a non-traditional XML database which supports biometric templates and provides an API which can be used by independent applications in mobile device environments. Until...
Provided by Technical University of Denmark
-
White Papers
Security-by-Contract-With-Trust for Mobile Devices
January 6, 2011, 12:00am PST
Security-by-Contract (S×C) is a paradigm providing security assurances for mobile applications. In this paper, the authors present the an extension of S×C, called Security-by-Contract-with-Trust...
Provided by Technical University of Denmark
-
White Papers
SPONGENT: The Design Space of Lightweight Cryptographic Hashing
December 21, 2011, 12:00am PST
The design of secure yet efficiently implementable cryptographic algorithms is a fundamental problem of cryptography. Lately, lightweight cryptography - optimizing the algorithms to t the most...
Provided by Technical University of Denmark
-
White Papers
Key-Alternating Ciphers in a Provable Setting: Encryption Using a Small Number of Public Permutations
January 30, 2012, 12:00am PST
Block ciphers are one of the fundamental primitives in symmetric cryptography. Often called the work horses of cryptography, they form the backbone of today's secure communication. Therefore,...
Provided by Technical University of Denmark
-
White Papers
T2Script Programming Language
January 31, 2011, 12:00am PST
Event-driven programming is used in many fields of modern Computer Science. In event-driven programming languages user interacts with a program by triggering the events. The authors propose a new...
Provided by Technical University of Denmark
-
White Papers
T2Script Programming Language
January 31, 2011, 12:00am PST
Event-driven programming is used in many fields of modern Computer Science. In event-driven programming languages user interacts with a program by triggering the events. The authors propose a new...
Provided by Technical University of Denmark
-
White Papers
Key-Alternating Ciphers in a Provable Setting: Encryption Using a Small Number of Public Permutations
January 30, 2012, 12:00am PST
Block ciphers are one of the fundamental primitives in symmetric cryptography. Often called the work horses of cryptography, they form the backbone of today's secure communication. Therefore,...
Provided by Technical University of Denmark
-
White Papers
SPONGENT: The Design Space of Lightweight Cryptographic Hashing
December 21, 2011, 12:00am PST
The design of secure yet efficiently implementable cryptographic algorithms is a fundamental problem of cryptography. Lately, lightweight cryptography - optimizing the algorithms to t the most...
Provided by Technical University of Denmark
-
White Papers
Security-by-Contract-With-Trust for Mobile Devices
January 6, 2011, 12:00am PST
Security-by-Contract (S×C) is a paradigm providing security assurances for mobile applications. In this paper, the authors present the an extension of S×C, called Security-by-Contract-with-Trust...
Provided by Technical University of Denmark
-
White Papers
Biometric Template Data Protection in Mobile Device Environment Using XML-Database
September 28, 2010, 12:00am PDT
This paper proposes a non-traditional XML database which supports biometric templates and provides an API which can be used by independent applications in mobile device environments. Until...
Provided by Technical University of Denmark
-
White Papers
Fusion of Gait and Fingerprint for User Authentication on Mobile Devices
September 28, 2010, 12:00am PDT
A new multi-modal biometric authentication approach using gait signals and fingerprint images as biometric traits is proposed. The individual comparison scores derived from the gait and fingers...
Provided by Technical University of Denmark
-
White Papers
Expressing Model Constraints Visually With VMQL
June 25, 2011, 12:00am PDT
OCL is the de facto standard language for expressing constraints and queries on UML models. However, OCL expressions are very difficult to create, understand, and maintain, even with the...
Provided by Technical University of Denmark
-
White Papers
AspectKE: Security Aspects With Program Analysis for Distributed Systems
March 1, 2010, 12:00am PST
Enforcing security policies to distributed systems is difficult, in particular, when a system contains untrusted components. The authors designed AspectKE, a distributed AOP language based on a...
Provided by Technical University of Denmark
-
White Papers
Combining Static Analysis and Runtime Checking in Security Aspects for Distributed Tuple Spaces
June 1, 2011, 12:00am PDT
Enforcing security policies to distributed systems is difficult, in particular, to a system containing untrusted components. The authors designed AspectKE, an aspect-oriented programming language...
Provided by Technical University of Denmark
-
White Papers
Mobility Models and Behavioural Equivalence for Wireless Networks
March 23, 2009, 12:00am PDT
In protocol development for wireless systems, the choice of appropriate mobility models describing the movement patterns of devices has long been recognised as a crucial factor for the successful...
Provided by Technical University of Denmark
-
White Papers
Design and Evaluation of IP Header Compression for Cellular-Controlled P2P Networks
February 28, 2007, 12:00am PST
In this paper, the authors advocate to exploit terminal cooperation to stabilize IP communication using header compression. The terminal cooperation is based on direct communication between...
Provided by Technical University of Denmark
-
White Papers
Evolution of Heterogeneous Wireless Networks: Towards Cooperative Networks
March 31, 2007, 12:00am PDT
It is very challenging to implement the envisioned beyond 3G and 4G based on the conventional cellular network architecture. So a central controlled peer-to-peer network architecture is proposed,...
Provided by Technical University of Denmark
-
White Papers
Mobility Support in Integrated EPON-WiMAX Network Access Architecture
September 7, 2010, 12:00am PDT
In this paper, the authors introduce a mobility-aware control policy for the integrated optical and wireless network. The proposed solution which is compatible to the Ethernet Passive Optical...
Provided by Technical University of Denmark
-
White Papers
Resource Management Framework for QoS Scheduling in IEEE 802.16 WiMAX Networks
February 19, 2010, 12:00am PST
IEEE 802.16, also known as WiMAX, has received much attention recently for its capability to support multiple types of applications with diverse Quality-of-Service (QoS) requirements. Beyond what...
Provided by Technical University of Denmark
-
White Papers
Optimal Channel Choice for Collaborative Ad-Hoc Dissemination
July 7, 2009, 12:00am PDT
Collaborative ad-hoc dissemination of information has been proposed as an efficient means to disseminate information among devices in a wireless ad-hoc network. Devices help in forwarding the...
Provided by Technical University of Denmark
-
White Papers
Cellular Controlled Short-Range Communication for Cooperative P2P Networking
October 18, 2006, 12:00am PDT
This paper advocates a novel communication architecture and associated collaborative framework for future wireless communication systems. In contrast to the dominating cellular architecture and...
Provided by Technical University of Denmark
-
White Papers
Towards Understanding and Managing the Dynamic Behavior of Run-Time Reconfigurable Architectures
May 14, 2008, 12:00am PDT
Understanding the dynamic behavior of run-time reconfigurable systems is a complicated task, due to the complicated interplay between the application, the application mapping, and the underlying...
Provided by Technical University of Denmark
-
White Papers
Near-Optimal Detection in MIMO Systems Using Gibbs Sampling
October 8, 2009, 12:00am PDT
In this paper the authors study a Markov Chain Monte Carlo (MCMC) Gibbs sampler for solving the integer least-squares problem. In digital communication the problem is equivalent to performing...
Provided by Technical University of Denmark
-
White Papers
Analysis of the End-by-Hop Protocol for Secure Aggregation in Sensor Networks
June 11, 2009, 12:00am PDT
In order to save bandwidth and thus battery power, sensor network measurements are sometimes aggregated en-route while being reported back to the querying server. Authentication of the...
Provided by Technical University of Denmark
-
White Papers
Concrete Security for Entity Recognition: The Jane Doe Protocol (Full Paper)
September 23, 2008, 12:00am PDT
Entity recognition does not ask whether the message is from some entity X, just whether a message is from the same entity as a previous message. This turns out to be very useful for low-end...
Provided by Technical University of Denmark
-
White Papers
Cryptanalysis of ARMADILLO2
March 31, 2011, 12:00am PDT
ARMADILLO2 is the recommended variant of a multi-purpose cryptographic primitive dedicated to hardware which has been proposed by Badel et al. in. In this paper the authors propose a...
Provided by Technical University of Denmark
-
White Papers
Rank K Cholesky Up/Down-Dating on the GPU: GpucholmodV0.2
November 4, 2010, 12:00am PDT
In this note the authors briefly describe the Cholesky modification algorithm for streaming multiprocessor architectures. The implementation is available in C++ with Matlab binding, using CUDA to...
Provided by Technical University of Denmark
-
White Papers
Locating Depots for Capacitated Vehicle Routing
March 4, 2011, 12:00am PST
In typical facility location problems, one wishes to locate centers and connect clients directly to centers at minimum cost. On the other hand, the goal in Vehicle Routing Problems (VRPs) is to...
Provided by Technical University of Denmark
-
White Papers
Decision Support for the Rolling Stock Dispatcher
September 1, 2009, 12:00am PDT
Real-time recovery is receiving a fast growing interest in an increasingly competitive railway operation market. This paper considers the area of rolling stock dispatching which is one of the...
Provided by Technical University of Denmark
-
White Papers
Providing Resilience for Carrier Ethernet Multicast Traffic
January 19, 2010, 12:00am PST
This paper presents an overview of the Carrier Ethernet technology with specific focus on resilience. In particular, the paper details how multicast traffic, which is essential for e.g. IPTV can...
Provided by Technical University of Denmark
-
White Papers
Participatory Workspace Design: A Strategy For Change Management
March 6, 2008, 12:00am PST
The concept of 'Workspace Design' has been developed as a method to actively involving different actor groups in design processes. The purpose of this paper is to view the concept as a management...
Provided by Technical University of Denmark
-
White Papers
Workflows for Visualizing Data Mining Results
April 1, 2009, 12:00am PDT
The author reviews methods and tools for visualizations in neuroimaging as well as point to some of the problems with interpreting such visualizations. The author furthermore describes...
Provided by Technical University of Denmark
-
White Papers
Hierarchical Load Balancing in Large Distributed Systems
January 1, 2008, 12:00am PST
This paper describes a hierarchical load balancing system intended for use within large cluster computing systems. The load balancing algorithm is able to deal with situations where the tasks have...
Provided by Technical University of Denmark
-
White Papers
Unsupervised Intrusion Detection System
March 1, 2007, 12:00am PST
This paper evolves around Intrusion Detection System (IDS) and Neural Network (NN). Intrusion detection systems are gaining more and more territory in the field of secure networks and new ideas...
Provided by Technical University of Denmark
-
White Papers
A Grid-Aware Intrusion Detection System
December 10, 2007, 12:00am PST
Existing Intrusion Detection Systems (IDS) are not designed to deal with any specific types of systems. The purpose of this work is to investigate the possibility of Grid-focused IDS. The main...
Provided by Technical University of Denmark
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