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Technical University of Lisbon
(21 results)-
White Papers
Identification of Feature Denial of Services
September 15, 2008, 12:00am PDT
Internet applications, such as Email, VoIP and WWW, have been enhanced with many features. However, the introduction and modification of features may result in undesired behaviors, and this effect...
Provided by Technical University of Lisbon
-
White Papers
Using Process Mining for ITIL Assessment: A Case Study With Incident Management
March 5, 2008, 12:00am PST
The ITIL framework is the best known set of best practices for managing IT services. In this paper the authors introduce process mining as a useful technique for assessing whether a business...
Provided by Technical University of Lisbon
-
White Papers
End-to-End Reliability in Wireless Sensor Networks: Survey and Research Challenges
October 9, 2007, 12:00am PDT
Wireless Sensor Networks (WSN)s are highly distributed self-organized systems. They rely on significant numbers of scattered low-cost tiny devices featuring strong limitations in terms of...
Provided by Technical University of Lisbon
-
White Papers
Growth, Fiscal Policy And The Informal Sector In A Small Open Economy
August 22, 2009, 12:00am PDT
The authors discuss the implications of informality on growth and fiscal policy by considering an informal sector based on low tech firms, in an open economy model of endogenous growth, where...
Provided by Technical University of Lisbon
-
White Papers
Local And Global Indeterminacy In Two-Sector Models Of Endogenous Growth
July 28, 2009, 12:00am PDT
In this paper the authors consider a two-sector endogenous growth model where the productions of the final good and human capital require economy-wide external effects. Assuming constant returns...
Provided by Technical University of Lisbon
-
White Papers
Secrecy-Oriented First-Order Logical Analysis of Cryptographic Protocols
July 19, 2010, 12:00am PDT
The authors present a computationally sound first-order system for security-analysis of protocols that places secrecy of nonces and keys in its center. Even trace properties such as agreement and...
Provided by Technical University of Lisbon
-
White Papers
Robust Cooperative Spectrum Sensing for Disaster Relief Networks in Correlated Environments
December 1, 2009, 12:00am PST
Disaster relief networks are designed to be adaptable and resilient so to encompass the demands of the emergency service. Cognitive Radio enhanced ad-hoc architecture has been put forward as a...
Provided by Technical University of Lisbon
-
White Papers
Factor Intensities And Transitional Dynamics In Three-Sector Endogenous Growth Models
May 11, 2010, 12:00am PDT
The authors characterize transitional dynamics in three-sector endogenous growth models without externalities, by presenting a complete taxonomy based upon the algebraic properties of the matrix...
Provided by Technical University of Lisbon
-
White Papers
Byzantine Fault-Tolerant Transaction Processing for Replicated Databases
June 9, 2011, 12:00am PDT
Transaction commit is a problem much investigated, both in the databases and systems communities, from the theoretical and practical sides. The authors present a modular approach to solve this...
Provided by Technical University of Lisbon
-
White Papers
Fiscal Developments And Financial Stress: A Threshold VAR Analysis
March 28, 2011, 12:00am PDT
The authors use a threshold VAR analysis to study whether the effects of fiscal policy on economic activity differ depending on financial market conditions. In particular, they investigate the...
Provided by Technical University of Lisbon
-
White Papers
Financial Integration In European Countries: Some Panel Evidence
November 29, 2010, 12:00am PST
This paper provides empirical evidence of the financial integration of some developed countries, mostly in the European Union, covering the period between 1961 and 2008. The main contributions are...
Provided by Technical University of Lisbon
-
White Papers
Home Country Bias: Does Domestic Experience Help Investors Enter Foreign Markets?
April 21, 2009, 12:00am PDT
This paper investigates whether investors' domestic experience helps them enter foreign markets. The authors show that investors first invest in domestic securities and only some time later they...
Provided by Technical University of Lisbon
-
White Papers
Market Solutions In Poverty: The Role Of Microcredit In Development Countries With Financial Restrictions
February 18, 2009, 12:00am PST
The creation of credit markets in poor countries is a crucial factor for their development. If well put into practice, people would be able to improve their quality of life. With the suitable...
Provided by Technical University of Lisbon
-
White Papers
The Macroeconomic Effects Of Fiscal Policy In Portugal: A Bayesian SVAR Analysis
January 1, 2009, 12:00am PST
In the last twenty years Portugal struggled to keep public finances under control, notably in containing primary spending. The authors use a new quarterly dataset covering 1979:1-2007:4, and...
Provided by Technical University of Lisbon
-
White Papers
Intergovernmental Grant Rules, The "Golden Rule" Of Public Finance And Local Expenditures
October 20, 2008, 12:00am PDT
The Stability and Growth Pact and the process of fiscal consolidation in several European countries have enhanced the role of fiscal rules at sub-national level. This paper analyzes the combined...
Provided by Technical University of Lisbon
-
White Papers
Fiscal Policy Responsiveness, Persistence And Discretion
October 1, 2008, 12:00am PDT
The authors decompose fiscal policy in three components: responsiveness, persistence and discretion. Using a sample of 132 countries, their results point out that fiscal policy tends to be more...
Provided by Technical University of Lisbon
-
White Papers
Multimedia Data Transport for Wireless Sensor Networks
April 13, 2009, 12:00am PDT
This paper presents the study and implementation of a reliable transport protocol for wireless multimedia sensor networks. The paper was based on an existing transport protocol for sensor...
Provided by Technical University of Lisbon
-
White Papers
Complete Distributed Garbage Collection Using DGC-Consistent Cuts and .NET AOP-Support
January 15, 2008, 12:00am PST
The memory management of distributed objects, when done manually, is an error-prone task. It leads to memory leaks and dangling references, causing applications to fail. Avoiding such errors...
Provided by Technical University of Lisbon
-
White Papers
A Generic Service Interface for Cloud Networks
February 1, 2011, 12:00am PST
Two major challenges for enabling the vision of cloud computing regard the generic and multi-purpose access to (virtualised) resources, and the flexible, dynamic, and on-demand composition of...
Provided by Technical University of Lisbon
-
Whitepapers
Designing Reconfigurable Multi-Standard Analog Baseband Front-End for 4G Mobile Terminals: System Level Design
January 1, 2012, 12:00am PST
This paper presents the system-level design of a wireless receiver's analog baseband front-end, which satisfies the standards of 4G mobile communications. An analysis of different topologies for...
Provided by Technical University of Lisbon
-
White Papers
Analysis of WiMAX Data Rate Performance
April 16, 2009, 12:00am PDT
Mobile WiMAX has gained momentum as a top candidate to deliver the dream of full mobile wireless internet. In spite of this, the available data regarding the performance of Mobile WiMAX in real...
Provided by Technical University of Lisbon
-
Whitepapers
Designing Reconfigurable Multi-Standard Analog Baseband Front-End for 4G Mobile Terminals: System Level Design
January 1, 2012, 12:00am PST
This paper presents the system-level design of a wireless receiver's analog baseband front-end, which satisfies the standards of 4G mobile communications. An analysis of different topologies for...
Provided by Technical University of Lisbon
-
White Papers
A Generic Service Interface for Cloud Networks
February 1, 2011, 12:00am PST
Two major challenges for enabling the vision of cloud computing regard the generic and multi-purpose access to (virtualised) resources, and the flexible, dynamic, and on-demand composition of...
Provided by Technical University of Lisbon
-
White Papers
Complete Distributed Garbage Collection Using DGC-Consistent Cuts and .NET AOP-Support
January 15, 2008, 12:00am PST
The memory management of distributed objects, when done manually, is an error-prone task. It leads to memory leaks and dangling references, causing applications to fail. Avoiding such errors...
Provided by Technical University of Lisbon
-
White Papers
Multimedia Data Transport for Wireless Sensor Networks
April 13, 2009, 12:00am PDT
This paper presents the study and implementation of a reliable transport protocol for wireless multimedia sensor networks. The paper was based on an existing transport protocol for sensor...
Provided by Technical University of Lisbon
-
White Papers
Fiscal Policy Responsiveness, Persistence And Discretion
October 1, 2008, 12:00am PDT
The authors decompose fiscal policy in three components: responsiveness, persistence and discretion. Using a sample of 132 countries, their results point out that fiscal policy tends to be more...
Provided by Technical University of Lisbon
-
White Papers
Intergovernmental Grant Rules, The "Golden Rule" Of Public Finance And Local Expenditures
October 20, 2008, 12:00am PDT
The Stability and Growth Pact and the process of fiscal consolidation in several European countries have enhanced the role of fiscal rules at sub-national level. This paper analyzes the combined...
Provided by Technical University of Lisbon
-
White Papers
The Macroeconomic Effects Of Fiscal Policy In Portugal: A Bayesian SVAR Analysis
January 1, 2009, 12:00am PST
In the last twenty years Portugal struggled to keep public finances under control, notably in containing primary spending. The authors use a new quarterly dataset covering 1979:1-2007:4, and...
Provided by Technical University of Lisbon
-
White Papers
Market Solutions In Poverty: The Role Of Microcredit In Development Countries With Financial Restrictions
February 18, 2009, 12:00am PST
The creation of credit markets in poor countries is a crucial factor for their development. If well put into practice, people would be able to improve their quality of life. With the suitable...
Provided by Technical University of Lisbon
-
White Papers
Home Country Bias: Does Domestic Experience Help Investors Enter Foreign Markets?
April 21, 2009, 12:00am PDT
This paper investigates whether investors' domestic experience helps them enter foreign markets. The authors show that investors first invest in domestic securities and only some time later they...
Provided by Technical University of Lisbon
-
White Papers
Financial Integration In European Countries: Some Panel Evidence
November 29, 2010, 12:00am PST
This paper provides empirical evidence of the financial integration of some developed countries, mostly in the European Union, covering the period between 1961 and 2008. The main contributions are...
Provided by Technical University of Lisbon
-
White Papers
Fiscal Developments And Financial Stress: A Threshold VAR Analysis
March 28, 2011, 12:00am PDT
The authors use a threshold VAR analysis to study whether the effects of fiscal policy on economic activity differ depending on financial market conditions. In particular, they investigate the...
Provided by Technical University of Lisbon
-
White Papers
Byzantine Fault-Tolerant Transaction Processing for Replicated Databases
June 9, 2011, 12:00am PDT
Transaction commit is a problem much investigated, both in the databases and systems communities, from the theoretical and practical sides. The authors present a modular approach to solve this...
Provided by Technical University of Lisbon
-
White Papers
Factor Intensities And Transitional Dynamics In Three-Sector Endogenous Growth Models
May 11, 2010, 12:00am PDT
The authors characterize transitional dynamics in three-sector endogenous growth models without externalities, by presenting a complete taxonomy based upon the algebraic properties of the matrix...
Provided by Technical University of Lisbon
-
White Papers
Robust Cooperative Spectrum Sensing for Disaster Relief Networks in Correlated Environments
December 1, 2009, 12:00am PST
Disaster relief networks are designed to be adaptable and resilient so to encompass the demands of the emergency service. Cognitive Radio enhanced ad-hoc architecture has been put forward as a...
Provided by Technical University of Lisbon
-
White Papers
Secrecy-Oriented First-Order Logical Analysis of Cryptographic Protocols
July 19, 2010, 12:00am PDT
The authors present a computationally sound first-order system for security-analysis of protocols that places secrecy of nonces and keys in its center. Even trace properties such as agreement and...
Provided by Technical University of Lisbon
-
White Papers
Local And Global Indeterminacy In Two-Sector Models Of Endogenous Growth
July 28, 2009, 12:00am PDT
In this paper the authors consider a two-sector endogenous growth model where the productions of the final good and human capital require economy-wide external effects. Assuming constant returns...
Provided by Technical University of Lisbon
-
White Papers
Growth, Fiscal Policy And The Informal Sector In A Small Open Economy
August 22, 2009, 12:00am PDT
The authors discuss the implications of informality on growth and fiscal policy by considering an informal sector based on low tech firms, in an open economy model of endogenous growth, where...
Provided by Technical University of Lisbon
-
White Papers
End-to-End Reliability in Wireless Sensor Networks: Survey and Research Challenges
October 9, 2007, 12:00am PDT
Wireless Sensor Networks (WSN)s are highly distributed self-organized systems. They rely on significant numbers of scattered low-cost tiny devices featuring strong limitations in terms of...
Provided by Technical University of Lisbon
-
White Papers
Using Process Mining for ITIL Assessment: A Case Study With Incident Management
March 5, 2008, 12:00am PST
The ITIL framework is the best known set of best practices for managing IT services. In this paper the authors introduce process mining as a useful technique for assessing whether a business...
Provided by Technical University of Lisbon
-
White Papers
Identification of Feature Denial of Services
September 15, 2008, 12:00am PDT
Internet applications, such as Email, VoIP and WWW, have been enhanced with many features. However, the introduction and modification of features may result in undesired behaviors, and this effect...
Provided by Technical University of Lisbon
-
White Papers
Analysis of WiMAX Data Rate Performance
April 16, 2009, 12:00am PDT
Mobile WiMAX has gained momentum as a top candidate to deliver the dream of full mobile wireless internet. In spite of this, the available data regarding the performance of Mobile WiMAX in real...
Provided by Technical University of Lisbon
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