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Freie Universitat Berlin
(24 results)-
White Papers
Distance-Based Distributed Multihop Localization in Mobile Wireless Sensor Networks
September 22, 2009, 12:00am PDT
Localization in wireless sensor networks has been a big challenge for researchers in the past years. Besides physical problems like estimating the distance between two nodes, applicable algorithms...
Provided by Freie Universitat Berlin
-
White Papers
Des-Testbed a Wireless Multi-Hop Network Testbed for Future Mobile Networks
June 5, 2010, 12:00am PDT
The DES-Testbed is a Wireless Multi-hop Network testbed located on the campus of Freie Universitat Berlin. Used by multiple projects, it provides the necessary infrastructure to research and...
Provided by Freie Universitat Berlin
-
White Papers
Publishing Planetary Remote Sensing Data as OGC Web Services by Use of Open Source Software
January 8, 2009, 12:00am PST
This paper will demonstrate techniques to deliver HRSC and SRC image data as well as OMEGA footprint data based on standards defined by the Open Geospatial Consortium (OGC). OGC's service-based...
Provided by Freie Universitat Berlin
-
White Papers
Using Scripts To Understand The Customer's Side Of The Service Process
August 28, 2010, 12:00am PDT
Although much research has been done on customer integration and customer orientation, most work has focused on the supplier side of the company. The authors want to show that more attention for...
Provided by Freie Universitat Berlin
-
White Papers
Efficient Multidimensional Blocking for Link Discovery Without Losing Recall
June 12, 2011, 12:00am PDT
Over the last three years, an increasing number of data providers have started to publish structured data according to the Linked Data principles on the Web. The resulting Web of Data currently...
Provided by Freie Universitat Berlin
-
White Papers
Growth Miracles And Failures In A Markov Switching Classification Model Of Growth
June 1, 2009, 12:00am PDT
Acknowledging the fact that the growth experience of countries is seldom well described by the average growth rate, this paper aims at identifying countries that are similar in terms of their...
Provided by Freie Universitat Berlin
-
White Papers
A Survey of Current Directions in Service Placement in Mobile Ad-Hoc Networks
December 17, 2007, 12:00am PST
Service placement deals with the problem of selecting which node in a network is most suitable for hosting a service that responds to queries from other nodes. Optimally placing services reduces...
Provided by Freie Universitat Berlin
-
White Papers
Service Placement in Ad Hoc Networks
May 10, 2010, 12:00am PDT
Service placement optimizes the number of instances of a service and their location within an ad hoc network in light of changes in service demand and network topology. The goal is to reduce...
Provided by Freie Universitat Berlin
-
White Papers
Towards Distributed Event Detection in Wireless Sensor Networks
June 18, 2008, 12:00am PDT
Distributed event detection in Wireless Sensor Networks (WSNs) is the process of observing and evaluating an event using multiple sensor nodes without the help of a base station or other means of...
Provided by Freie Universitat Berlin
-
White Papers
A Quantitative Evaluation of the Simulation Accuracy of Wireless Sensor Networks
July 12, 2007, 12:00am PDT
In the field of wireless sensor networks, network simulators are commonly used to evaluate properties of software components or the network as a whole. Their advantages in reduced experimental...
Provided by Freie Universitat Berlin
-
White Papers
A Generalized Group Communication Network Stack and Its Application to Hybrid Multicast
January 11, 2009, 12:00am PST
Group communication services are most efficiently implemented on the lowest layer available. Network layer multicast transparently delegates group distribution to the link layer wherever possible....
Provided by Freie Universitat Berlin
-
White Papers
Will Microfinance (Continue To) Evolve Into A Mainstream Asset Class? - Indications In Favor And Against
June 1, 2010, 12:00am PDT
The microfinance sector has been going through profound changes in the last decades: it evolved from a donor-based community, driven by philanthropic objectives, to a high growth market that is...
Provided by Freie Universitat Berlin
-
White Papers
Evaluating Parameters for Localization in Wireless Sensor Networks: A Survey
August 13, 2008, 12:00am PDT
Localization in mobile communication is a broad topic that has received considerable attention from the research community during the past few decades. The approaches suggested to estimate...
Provided by Freie Universitat Berlin
-
White Papers
A P2P Virtualization for Distributed Adaptive Conference Management
October 2, 2009, 12:00am PDT
An increasing number of popular conferencing applications operate in a lightweight, infrastructure-independent ad hoc fashion. These P2P-type systems raise the demand for scalable, adaptive self...
Provided by Freie Universitat Berlin
-
White Papers
Central Bank Communication And The Perception Of Monetary Policy By Financial Market Experts
November 29, 2010, 12:00am PST
This paper investigates why financial market experts misperceive the interest rate policy of the European Central Bank (ECB). Assuming a Taylor-rule-type reaction function of the ECB, the authors...
Provided by Freie Universitat Berlin
-
White Papers
Monetary Transmission Right From The Start: The (Dis)Connection Between The Money Market And The ECB?s Main Refinancing Rates
March 17, 2010, 12:00am PDT
The relation between the ECB's Main Refinancing (MRO) rates and the money market is key for the monetary transmission process in the euro area. This paper investigates how money market rates...
Provided by Freie Universitat Berlin
-
White Papers
What Determines Fiscal Policy? Evidence From German States
July 1, 2007, 12:00am PDT
This paper explores the factors behind the time path of real spending and revenue in the West German states from 1975 to 2004. The empirical approach stresses robustness and takes into account a...
Provided by Freie Universitat Berlin
-
White Papers
Secure Communications for Event-Driven Wireless Sensor Networks
July 1, 2011, 12:00am PDT
Existing security systems for Wireless Sensor Networks are either not able to cover all security requirements or are seriously effected by too high communications expenses to enable realistic...
Provided by Freie Universitat Berlin
-
White Papers
Security Engineering and Open Source Software Development
January 27, 2008, 12:00am PST
Open source projects usually do not define tasks and workflows explicitly in contrast to the closed source software business. However, this does not mean that security related quality assurance...
Provided by Freie Universitat Berlin
-
White Papers
On Predictable Large-Scale Data Delivery in Prefix-Based Virtualized Content Networks
November 23, 2011, 12:00am PST
IPTV, software replication, and other large scale content distribution services raise the need for fast and efficient content delivery mechanisms in underlay as well as overlay networks....
Provided by Freie Universitat Berlin
-
White Papers
Broadcasting in Prefix Space: P2P Data Dissemination With Predictable Performance
May 25, 2009, 12:00am PDT
A broadcast mode may augment peer-to-peer overlay networks with an efficient, scalable data replication function, but may also give rise to a virtual link layer in VPN-type solutions. The authors...
Provided by Freie Universitat Berlin
-
White Papers
Software Factory for Wireless Sensor Networks
January 16, 2009, 12:00am PST
Wireless Sensor Networks (WSNs) are not widely used in field research because of poor tool support and high complexity. To address this issue, the authors designed and developed a Software Factory...
Provided by Freie Universitat Berlin
-
White Papers
Between Underlay and Overlay: On Deployable, Efficient, Mobility-Agnostic Group Communication Services
August 15, 2007, 12:00am PDT
Multicast communication services are one of the longest debated issues in the 30 years history of the Internet. Disagreement over in-numerous approaches and solutions to the IP host group model...
Provided by Freie Universitat Berlin
-
Whitepapers
Model-Based Security Testing
February 29, 2012, 12:00am PST
Security testing aims at validating software system requirements related to security properties like confidentiality, integrity, authentication, authorization, availability, and non-repudiation....
Provided by Freie Universitat Berlin
-
Whitepapers
Model-Based Security Testing
February 29, 2012, 12:00am PST
Security testing aims at validating software system requirements related to security properties like confidentiality, integrity, authentication, authorization, availability, and non-repudiation....
Provided by Freie Universitat Berlin
-
White Papers
Between Underlay and Overlay: On Deployable, Efficient, Mobility-Agnostic Group Communication Services
August 15, 2007, 12:00am PDT
Multicast communication services are one of the longest debated issues in the 30 years history of the Internet. Disagreement over in-numerous approaches and solutions to the IP host group model...
Provided by Freie Universitat Berlin
-
White Papers
Software Factory for Wireless Sensor Networks
January 16, 2009, 12:00am PST
Wireless Sensor Networks (WSNs) are not widely used in field research because of poor tool support and high complexity. To address this issue, the authors designed and developed a Software Factory...
Provided by Freie Universitat Berlin
-
White Papers
Broadcasting in Prefix Space: P2P Data Dissemination With Predictable Performance
May 25, 2009, 12:00am PDT
A broadcast mode may augment peer-to-peer overlay networks with an efficient, scalable data replication function, but may also give rise to a virtual link layer in VPN-type solutions. The authors...
Provided by Freie Universitat Berlin
-
White Papers
On Predictable Large-Scale Data Delivery in Prefix-Based Virtualized Content Networks
November 23, 2011, 12:00am PST
IPTV, software replication, and other large scale content distribution services raise the need for fast and efficient content delivery mechanisms in underlay as well as overlay networks....
Provided by Freie Universitat Berlin
-
White Papers
Secure Communications for Event-Driven Wireless Sensor Networks
July 1, 2011, 12:00am PDT
Existing security systems for Wireless Sensor Networks are either not able to cover all security requirements or are seriously effected by too high communications expenses to enable realistic...
Provided by Freie Universitat Berlin
-
White Papers
What Determines Fiscal Policy? Evidence From German States
July 1, 2007, 12:00am PDT
This paper explores the factors behind the time path of real spending and revenue in the West German states from 1975 to 2004. The empirical approach stresses robustness and takes into account a...
Provided by Freie Universitat Berlin
-
White Papers
Monetary Transmission Right From The Start: The (Dis)Connection Between The Money Market And The ECB?s Main Refinancing Rates
March 17, 2010, 12:00am PDT
The relation between the ECB's Main Refinancing (MRO) rates and the money market is key for the monetary transmission process in the euro area. This paper investigates how money market rates...
Provided by Freie Universitat Berlin
-
White Papers
Central Bank Communication And The Perception Of Monetary Policy By Financial Market Experts
November 29, 2010, 12:00am PST
This paper investigates why financial market experts misperceive the interest rate policy of the European Central Bank (ECB). Assuming a Taylor-rule-type reaction function of the ECB, the authors...
Provided by Freie Universitat Berlin
-
White Papers
A P2P Virtualization for Distributed Adaptive Conference Management
October 2, 2009, 12:00am PDT
An increasing number of popular conferencing applications operate in a lightweight, infrastructure-independent ad hoc fashion. These P2P-type systems raise the demand for scalable, adaptive self...
Provided by Freie Universitat Berlin
-
White Papers
Evaluating Parameters for Localization in Wireless Sensor Networks: A Survey
August 13, 2008, 12:00am PDT
Localization in mobile communication is a broad topic that has received considerable attention from the research community during the past few decades. The approaches suggested to estimate...
Provided by Freie Universitat Berlin
-
White Papers
Will Microfinance (Continue To) Evolve Into A Mainstream Asset Class? - Indications In Favor And Against
June 1, 2010, 12:00am PDT
The microfinance sector has been going through profound changes in the last decades: it evolved from a donor-based community, driven by philanthropic objectives, to a high growth market that is...
Provided by Freie Universitat Berlin
-
White Papers
A Generalized Group Communication Network Stack and Its Application to Hybrid Multicast
January 11, 2009, 12:00am PST
Group communication services are most efficiently implemented on the lowest layer available. Network layer multicast transparently delegates group distribution to the link layer wherever possible....
Provided by Freie Universitat Berlin
-
White Papers
A Quantitative Evaluation of the Simulation Accuracy of Wireless Sensor Networks
July 12, 2007, 12:00am PDT
In the field of wireless sensor networks, network simulators are commonly used to evaluate properties of software components or the network as a whole. Their advantages in reduced experimental...
Provided by Freie Universitat Berlin
-
White Papers
Towards Distributed Event Detection in Wireless Sensor Networks
June 18, 2008, 12:00am PDT
Distributed event detection in Wireless Sensor Networks (WSNs) is the process of observing and evaluating an event using multiple sensor nodes without the help of a base station or other means of...
Provided by Freie Universitat Berlin
-
White Papers
Service Placement in Ad Hoc Networks
May 10, 2010, 12:00am PDT
Service placement optimizes the number of instances of a service and their location within an ad hoc network in light of changes in service demand and network topology. The goal is to reduce...
Provided by Freie Universitat Berlin
-
White Papers
A Survey of Current Directions in Service Placement in Mobile Ad-Hoc Networks
December 17, 2007, 12:00am PST
Service placement deals with the problem of selecting which node in a network is most suitable for hosting a service that responds to queries from other nodes. Optimally placing services reduces...
Provided by Freie Universitat Berlin
-
White Papers
Growth Miracles And Failures In A Markov Switching Classification Model Of Growth
June 1, 2009, 12:00am PDT
Acknowledging the fact that the growth experience of countries is seldom well described by the average growth rate, this paper aims at identifying countries that are similar in terms of their...
Provided by Freie Universitat Berlin
-
White Papers
Efficient Multidimensional Blocking for Link Discovery Without Losing Recall
June 12, 2011, 12:00am PDT
Over the last three years, an increasing number of data providers have started to publish structured data according to the Linked Data principles on the Web. The resulting Web of Data currently...
Provided by Freie Universitat Berlin
-
White Papers
Using Scripts To Understand The Customer's Side Of The Service Process
August 28, 2010, 12:00am PDT
Although much research has been done on customer integration and customer orientation, most work has focused on the supplier side of the company. The authors want to show that more attention for...
Provided by Freie Universitat Berlin
-
White Papers
Publishing Planetary Remote Sensing Data as OGC Web Services by Use of Open Source Software
January 8, 2009, 12:00am PST
This paper will demonstrate techniques to deliver HRSC and SRC image data as well as OMEGA footprint data based on standards defined by the Open Geospatial Consortium (OGC). OGC's service-based...
Provided by Freie Universitat Berlin
-
White Papers
Des-Testbed a Wireless Multi-Hop Network Testbed for Future Mobile Networks
June 5, 2010, 12:00am PDT
The DES-Testbed is a Wireless Multi-hop Network testbed located on the campus of Freie Universitat Berlin. Used by multiple projects, it provides the necessary infrastructure to research and...
Provided by Freie Universitat Berlin
-
White Papers
Distance-Based Distributed Multihop Localization in Mobile Wireless Sensor Networks
September 22, 2009, 12:00am PDT
Localization in wireless sensor networks has been a big challenge for researchers in the past years. Besides physical problems like estimating the distance between two nodes, applicable algorithms...
Provided by Freie Universitat Berlin
-
White Papers
Security Engineering and Open Source Software Development
January 27, 2008, 12:00am PST
Open source projects usually do not define tasks and workflows explicitly in contrast to the closed source software business. However, this does not mean that security related quality assurance...
Provided by Freie Universitat Berlin
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