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University of Minho
(34 results)-
White Papers
From Spreadsheets to Relational Databases and Back
July 22, 2008, 12:00am PDT
This paper presents techniques and tools to transform spreadsheets into relational databases and back. A set of data refinement rules is introduced to map a tabular datatype into a relational...
Provided by University of Minho
-
White Papers
Capi: Cloud Computing API
July 21, 2009, 12:00am PDT
Cloud Computing is an emerging business model to provide access to IT resources in a pay per use fashion. Those resources range from low-level virtual machines, passing by application platforms...
Provided by University of Minho
-
White Papers
RFID and Wireless Sensing
March 30, 2009, 12:00am PDT
Off late, the demand of markets to use active transponders, is reaching a saturation point. The main reason is because these ones get its power from batteries, which must be periodically replaced...
Provided by University of Minho
-
White Papers
Wireless Communications and Mobile Computing
September 2, 2009, 12:00am PDT
The main objective of this course is to provide the students with the competences required for understanding and using the communications component of an universal communications environment....
Provided by University of Minho
-
White Papers
Discovery-Based Edit Assistance for Spreadsheets
June 25, 2009, 12:00am PDT
Spreadsheets can be viewed as a highly flexible end-users programming environment which enjoys wide-spread adoption. But spreadsheets lack many of the structured programming concepts of regular...
Provided by University of Minho
-
White Papers
Improving QoS Guarantees Through Implicit AC
January 21, 2008, 12:00am PST
In multiservice networks, Admission Control (AC) is a convenient means of assuring high quality communications by safeguarding enough availability for customer traffic. This can be particularly...
Provided by University of Minho
-
White Papers
Processing XML: A Rewriting System Approach
May 1, 2010, 12:00am PDT
Nowadays XML processing is performed using one of two approaches: using the SAX (Simple API for XML) or using the DOM (Document Object Model). While these two approaches are adequate for most...
Provided by University of Minho
-
White Papers
Odour User Interface for Authentication: Possibility and Acceptance: Case Study
March 19, 2010, 12:00am PDT
Historically, some new technologies are faced with rejection or acceptance. So researchers developed TAM (Technology Acceptance Model). TAM depends upon the user perception of the easiness and...
Provided by University of Minho
-
White Papers
Fiscal Policy And Asset Prices
September 3, 2010, 12:00am PDT
The authors assess the role played by fiscal policy in explaining the dynamics of asset markets. Using a panel of ten industrialized countries, they show that a positive fiscal shock has a...
Provided by University of Minho
-
White Papers
Exchange Rates, Employment And Labour Market
July 7, 2010, 12:00am PDT
There is increasing evidence that the interaction between shocks and labour market institutions is crucial to understanding the dynamics of employment. In this paper, the authors show that the...
Provided by University of Minho
-
White Papers
Collateralizable Wealth, Asset Returns, And Systemic Risk: International Evidence
April 1, 2010, 12:00am PDT
I assess the role of wealth and systemic risk in explaining future asset returns. The author shows that the residuals of the trend relationship among asset wealth and human wealth predict both...
Provided by University of Minho
-
White Papers
Providing Cost-Effective QoS Monitoring in Multiservice Networks
April 16, 2009, 12:00am PDT
In multiservice networks, QoS monitoring needs to be carried out in a per-class basis so that each service class measuring requirements and behavior are met and sensed properly. Facing the...
Provided by University of Minho
-
White Papers
Complementarities And Costly Investment In A One-sector Growth Model
March 22, 2007, 12:00am PDT
The presence of complementarities generally makes a growth model nonlinear, hence delivering multiple equilibria. Introducing internal investment costs in the R&D-based growth literature, the...
Provided by University of Minho
-
White Papers
The Contagion Effects Of Financial Crises On Stock Markets Of Developed Countries
December 3, 2007, 12:00am PST
This paper makes an innovative approach, since it applies a set of diversified tests, which have not been used on a joint basis until now, in order to study the contagion effects of financial...
Provided by University of Minho
-
White Papers
Evaluation of the Impact of the Topology and Hidden Nodes in the Performance of a ZigBee Network
June 30, 2009, 12:00am PDT
Low power and small footprint IEEE 802.15.4/ZigBee based devices are a promising alternative to 802.11a/b/g and proprietary protocols for noncritical patient monitoring under important scenarios...
Provided by University of Minho
-
White Papers
Elections, Fiscal Policy And Fiscal Illusion
July 2, 2010, 12:00am PDT
This paper tests the joint hypotheses that policymakers engage in fiscal policy opportunism and that voters respond by rewarding that opportunism with higher vote margins. Furthermore, it...
Provided by University of Minho
-
White Papers
Strategic Interaction In Local Fiscal Policy: Evidence From Portuguese Municipalities
July 1, 2011, 12:00am PDT
This paper aims at testing the degree of interaction between Portuguese municipalities' expenditure levels by estimating a dynamic panel model, based on jurisdictional reaction functions. The...
Provided by University of Minho
-
White Papers
Wealth, Labour Income, Stock Returns And Government Bond Yields, And Financial Stress In The Euro Area
July 1, 2011, 12:00am PDT
The author shows that when the ratio of asset wealth to human wealth falls, investors become more exposed to idiosyncratic shocks and demand higher stock and government bond risk premia. The...
Provided by University of Minho
-
White Papers
The Real Effects Of Financial Stress In The Euro Zone
March 1, 2011, 12:00am PST
Using two identification strategies based on a Bayesian Structural VAR and a Sign-Restriction VAR, the authors examine the real effects of financial stress in the Eurozone. In particular, they...
Provided by University of Minho
-
White Papers
Fundamentals, Financial Factors And The Dynamics Of Investment In Emerging Markets
July 8, 2009, 12:00am PDT
The paper uses a Panel Vector Auto-Regression (PVAR) approach to analyze the short-run adjustment of private investment to shocks to fundamental and financial factors in emerging market economies....
Provided by University of Minho
-
White Papers
Modelling the Impact of Software Components on Wireless Sensor Network Performance
February 15, 2011, 12:00am PST
Network simulators are often used to study multiple aspects of data communications in distinct scenarios, including Wireless Sensor Networks (WSN). However, the performance of the software...
Provided by University of Minho
-
White Papers
A Wireless Sensor Network Platform for Structural Health Monitoring: Enabling Accurate and Synchronized Measurements Through COTS+custom-Based Design
May 14, 2010, 12:00am PDT
Structural health monitoring has long been identified as a prominent application of Wireless Sensor Networks (WSNs), as traditional wired-based solutions present some inherent limitations such as...
Provided by University of Minho
-
White Papers
Scalable Transactions in the Cloud: Partitioning Revisited
August 11, 2010, 12:00am PDT
Cloud computing is becoming one of the most used paradigms to deploy highly available and scalable systems. These systems usually demand the management of huge amounts of data, which cannot be...
Provided by University of Minho
-
White Papers
A Multiconstrained QoS Aware Scheduler for Class-Based IP Networks
January 1, 2008, 12:00am PST
This paper presents a modular scheduler with powerful semantics able to differentiate simultaneously multiple QoS metrics in class-based IP networks. In opposition to traditional scheduling...
Provided by University of Minho
-
White Papers
Using Web Services to Put Metamorphosis on the Web
December 5, 2007, 12:00am PST
This paper describes the exposure on the Web of Metamorphosis main functionalities. This exposure will be accomplished through an XML Web Service. Metamorphosis is a Semantic Web tool aiming at...
Provided by University of Minho
-
White Papers
A-OSGi: A Framework to Support the Construction of Autonomic OSGi-Based Applications
May 1, 2009, 12:00am PDT
The OSGi specification is becoming widely adopted to build complex applications. It offers adequate support to build modular applications, where modules can be added and removed at runtime without...
Provided by University of Minho
-
White Papers
Thicket: A Protocol for Building and Maintaining Multiple Trees in a P2P Overlay
May 1, 2010, 12:00am PDT
One way to efficiently disseminate information in a P2P overlay is to rely on a spanning tree. However, in a tree, interior nodes support a much higher load than leaf nodes. Also, the failure of a...
Provided by University of Minho
-
White Papers
On Adding Structure to Unstructured Overlay Networks
February 12, 2010, 12:00am PST
Unstructured peer-to-peer overlay networks are very resilient to churn and topology changes, while requiring little maintenance cost. Therefore, they are an infrastructure to build highly scalable...
Provided by University of Minho
-
White Papers
Gossip-Based Broadcast
February 12, 2010, 12:00am PST
Gossip, or epidemic, protocols have emerged as a powerful strategy to implement highly scalable and resilient reliable broadcast primitives on large scale peer-to-peer networks. Epidemic protocols...
Provided by University of Minho
-
White Papers
X-BOT: A Protocol for Resilient Optimization of Unstructured Overlays
June 18, 2009, 12:00am PDT
Gossip, or epidemic, protocols have emerged as a highly scalable and resilient approach to implement several application level services such as reliable multicast, data aggregation,...
Provided by University of Minho
-
White Papers
Large-Scale Peer-to-Peer Autonomic Monitoring
October 3, 2008, 12:00am PDT
The increasing scale and complexity of distributed system motivates the need for autonomous management. One of the key aspects in the management of distributed systems is the issue of component...
Provided by University of Minho
-
White Papers
On the Structure of Unstructured Overlay Networks
April 30, 2008, 12:00am PDT
Unstructured overlay networks are a key component of many peer-to-peer systems. These overlays exhibit a set of interesting properties that derive from their inherent randomness. In this paper,...
Provided by University of Minho
-
White Papers
Testing as a Certification Approach
December 10, 2010, 12:00am PST
For years, one of the main reasons to buy commercial software instead of adopting open-source applications was the, supposed, guarantee of quality. Unfortunately that was rarely true and,...
Provided by University of Minho
-
White Papers
GUI Inspection From Source Code Analysis
December 10, 2010, 12:00am PST
Graphical User Interfaces (GUIs) are critical components of today's software. Given their increased relevance, correctness and usability of GUIs are becoming essential. This paper describes the...
Provided by University of Minho
-
White Papers
GUI Inspection From Source Code Analysis
December 10, 2010, 12:00am PST
Graphical User Interfaces (GUIs) are critical components of today's software. Given their increased relevance, correctness and usability of GUIs are becoming essential. This paper describes the...
Provided by University of Minho
-
White Papers
Testing as a Certification Approach
December 10, 2010, 12:00am PST
For years, one of the main reasons to buy commercial software instead of adopting open-source applications was the, supposed, guarantee of quality. Unfortunately that was rarely true and,...
Provided by University of Minho
-
White Papers
On the Structure of Unstructured Overlay Networks
April 30, 2008, 12:00am PDT
Unstructured overlay networks are a key component of many peer-to-peer systems. These overlays exhibit a set of interesting properties that derive from their inherent randomness. In this paper,...
Provided by University of Minho
-
White Papers
Large-Scale Peer-to-Peer Autonomic Monitoring
October 3, 2008, 12:00am PDT
The increasing scale and complexity of distributed system motivates the need for autonomous management. One of the key aspects in the management of distributed systems is the issue of component...
Provided by University of Minho
-
White Papers
X-BOT: A Protocol for Resilient Optimization of Unstructured Overlays
June 18, 2009, 12:00am PDT
Gossip, or epidemic, protocols have emerged as a highly scalable and resilient approach to implement several application level services such as reliable multicast, data aggregation,...
Provided by University of Minho
-
White Papers
Gossip-Based Broadcast
February 12, 2010, 12:00am PST
Gossip, or epidemic, protocols have emerged as a powerful strategy to implement highly scalable and resilient reliable broadcast primitives on large scale peer-to-peer networks. Epidemic protocols...
Provided by University of Minho
-
White Papers
On Adding Structure to Unstructured Overlay Networks
February 12, 2010, 12:00am PST
Unstructured peer-to-peer overlay networks are very resilient to churn and topology changes, while requiring little maintenance cost. Therefore, they are an infrastructure to build highly scalable...
Provided by University of Minho
-
White Papers
Thicket: A Protocol for Building and Maintaining Multiple Trees in a P2P Overlay
May 1, 2010, 12:00am PDT
One way to efficiently disseminate information in a P2P overlay is to rely on a spanning tree. However, in a tree, interior nodes support a much higher load than leaf nodes. Also, the failure of a...
Provided by University of Minho
-
White Papers
A-OSGi: A Framework to Support the Construction of Autonomic OSGi-Based Applications
May 1, 2009, 12:00am PDT
The OSGi specification is becoming widely adopted to build complex applications. It offers adequate support to build modular applications, where modules can be added and removed at runtime without...
Provided by University of Minho
-
White Papers
Scalable Transactions in the Cloud: Partitioning Revisited
August 11, 2010, 12:00am PDT
Cloud computing is becoming one of the most used paradigms to deploy highly available and scalable systems. These systems usually demand the management of huge amounts of data, which cannot be...
Provided by University of Minho
-
White Papers
A Wireless Sensor Network Platform for Structural Health Monitoring: Enabling Accurate and Synchronized Measurements Through COTS+custom-Based Design
May 14, 2010, 12:00am PDT
Structural health monitoring has long been identified as a prominent application of Wireless Sensor Networks (WSNs), as traditional wired-based solutions present some inherent limitations such as...
Provided by University of Minho
-
White Papers
Modelling the Impact of Software Components on Wireless Sensor Network Performance
February 15, 2011, 12:00am PST
Network simulators are often used to study multiple aspects of data communications in distinct scenarios, including Wireless Sensor Networks (WSN). However, the performance of the software...
Provided by University of Minho
-
White Papers
Fundamentals, Financial Factors And The Dynamics Of Investment In Emerging Markets
July 8, 2009, 12:00am PDT
The paper uses a Panel Vector Auto-Regression (PVAR) approach to analyze the short-run adjustment of private investment to shocks to fundamental and financial factors in emerging market economies....
Provided by University of Minho
-
White Papers
The Real Effects Of Financial Stress In The Euro Zone
March 1, 2011, 12:00am PST
Using two identification strategies based on a Bayesian Structural VAR and a Sign-Restriction VAR, the authors examine the real effects of financial stress in the Eurozone. In particular, they...
Provided by University of Minho
-
White Papers
Wealth, Labour Income, Stock Returns And Government Bond Yields, And Financial Stress In The Euro Area
July 1, 2011, 12:00am PDT
The author shows that when the ratio of asset wealth to human wealth falls, investors become more exposed to idiosyncratic shocks and demand higher stock and government bond risk premia. The...
Provided by University of Minho
-
White Papers
Strategic Interaction In Local Fiscal Policy: Evidence From Portuguese Municipalities
July 1, 2011, 12:00am PDT
This paper aims at testing the degree of interaction between Portuguese municipalities' expenditure levels by estimating a dynamic panel model, based on jurisdictional reaction functions. The...
Provided by University of Minho
-
White Papers
Elections, Fiscal Policy And Fiscal Illusion
July 2, 2010, 12:00am PDT
This paper tests the joint hypotheses that policymakers engage in fiscal policy opportunism and that voters respond by rewarding that opportunism with higher vote margins. Furthermore, it...
Provided by University of Minho
-
White Papers
Evaluation of the Impact of the Topology and Hidden Nodes in the Performance of a ZigBee Network
June 30, 2009, 12:00am PDT
Low power and small footprint IEEE 802.15.4/ZigBee based devices are a promising alternative to 802.11a/b/g and proprietary protocols for noncritical patient monitoring under important scenarios...
Provided by University of Minho
-
White Papers
The Contagion Effects Of Financial Crises On Stock Markets Of Developed Countries
December 3, 2007, 12:00am PST
This paper makes an innovative approach, since it applies a set of diversified tests, which have not been used on a joint basis until now, in order to study the contagion effects of financial...
Provided by University of Minho
-
White Papers
Complementarities And Costly Investment In A One-sector Growth Model
March 22, 2007, 12:00am PDT
The presence of complementarities generally makes a growth model nonlinear, hence delivering multiple equilibria. Introducing internal investment costs in the R&D-based growth literature, the...
Provided by University of Minho
-
White Papers
Providing Cost-Effective QoS Monitoring in Multiservice Networks
April 16, 2009, 12:00am PDT
In multiservice networks, QoS monitoring needs to be carried out in a per-class basis so that each service class measuring requirements and behavior are met and sensed properly. Facing the...
Provided by University of Minho
-
White Papers
Collateralizable Wealth, Asset Returns, And Systemic Risk: International Evidence
April 1, 2010, 12:00am PDT
I assess the role of wealth and systemic risk in explaining future asset returns. The author shows that the residuals of the trend relationship among asset wealth and human wealth predict both...
Provided by University of Minho
-
White Papers
Exchange Rates, Employment And Labour Market
July 7, 2010, 12:00am PDT
There is increasing evidence that the interaction between shocks and labour market institutions is crucial to understanding the dynamics of employment. In this paper, the authors show that the...
Provided by University of Minho
-
White Papers
Fiscal Policy And Asset Prices
September 3, 2010, 12:00am PDT
The authors assess the role played by fiscal policy in explaining the dynamics of asset markets. Using a panel of ten industrialized countries, they show that a positive fiscal shock has a...
Provided by University of Minho
-
White Papers
Odour User Interface for Authentication: Possibility and Acceptance: Case Study
March 19, 2010, 12:00am PDT
Historically, some new technologies are faced with rejection or acceptance. So researchers developed TAM (Technology Acceptance Model). TAM depends upon the user perception of the easiness and...
Provided by University of Minho
-
White Papers
Processing XML: A Rewriting System Approach
May 1, 2010, 12:00am PDT
Nowadays XML processing is performed using one of two approaches: using the SAX (Simple API for XML) or using the DOM (Document Object Model). While these two approaches are adequate for most...
Provided by University of Minho
-
White Papers
Improving QoS Guarantees Through Implicit AC
January 21, 2008, 12:00am PST
In multiservice networks, Admission Control (AC) is a convenient means of assuring high quality communications by safeguarding enough availability for customer traffic. This can be particularly...
Provided by University of Minho
-
White Papers
Discovery-Based Edit Assistance for Spreadsheets
June 25, 2009, 12:00am PDT
Spreadsheets can be viewed as a highly flexible end-users programming environment which enjoys wide-spread adoption. But spreadsheets lack many of the structured programming concepts of regular...
Provided by University of Minho
-
White Papers
From Spreadsheets to Relational Databases and Back
July 22, 2008, 12:00am PDT
This paper presents techniques and tools to transform spreadsheets into relational databases and back. A set of data refinement rules is introduced to map a tabular datatype into a relational...
Provided by University of Minho
-
White Papers
Wireless Communications and Mobile Computing
September 2, 2009, 12:00am PDT
The main objective of this course is to provide the students with the competences required for understanding and using the communications component of an universal communications environment....
Provided by University of Minho
-
White Papers
RFID and Wireless Sensing
March 30, 2009, 12:00am PDT
Off late, the demand of markets to use active transponders, is reaching a saturation point. The main reason is because these ones get its power from batteries, which must be periodically replaced...
Provided by University of Minho
-
White Papers
Capi: Cloud Computing API
July 21, 2009, 12:00am PDT
Cloud Computing is an emerging business model to provide access to IT resources in a pay per use fashion. Those resources range from low-level virtual machines, passing by application platforms...
Provided by University of Minho
-
White Papers
Using Web Services to Put Metamorphosis on the Web
December 5, 2007, 12:00am PST
This paper describes the exposure on the Web of Metamorphosis main functionalities. This exposure will be accomplished through an XML Web Service. Metamorphosis is a Semantic Web tool aiming at...
Provided by University of Minho
-
White Papers
A Multiconstrained QoS Aware Scheduler for Class-Based IP Networks
January 1, 2008, 12:00am PST
This paper presents a modular scheduler with powerful semantics able to differentiate simultaneously multiple QoS metrics in class-based IP networks. In opposition to traditional scheduling...
Provided by University of Minho
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