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University of Oklahoma
(34 results)-
White Papers
Data Mining Storm Attributes From Spatial Grids
April 30, 2009, 12:00am PDT
A technique to identify storms and capture scalar features within the geographic and temporal extent of the identified storms is described. The identification technique relies on clustering grid...
Provided by University of Oklahoma
-
White Papers
The Financial Impact Of Sovereign Wealth Fund Investments In Listed Companies
June 19, 2008, 12:00am PDT
This paper initiates empirical research on the financial impact and wealth effects of Sovereign Wealth Fund (SWF) investments in the stock of listed companies around the world. SWFs have recently...
Provided by University of Oklahoma
-
White Papers
Routing in Degree-constrained FSO Mesh Networks
April 1, 2009, 12:00am PDT
This paper addresses the routing problem in packet switching free-space optical (FSO) mesh networks. FSO mesh networks are emerging as broadband communication networks because of their high...
Provided by University of Oklahoma
-
White Papers
Teaching Supercomputing Via Videoconferencing
July 10, 2008, 12:00am PDT
Computing technologies are rapidly evolving not only in speed and size, but also in structure, particularly with the rise of multicore and the anticipation of many-core. Concomitantly, the...
Provided by University of Oklahoma
-
White Papers
Free-Space Optics Based Wireless Sensor Network Design
July 2, 2008, 12:00am PDT
This paper proposes an FSO-based mobile sensor network that is not subject to RF interference common to wireless sensor networks. FSO-based mobile sensor networks can potentially be used in a...
Provided by University of Oklahoma
-
White Papers
The Gravity Data Ontology: Laying the Foundation for Workflow-Driven Ontologies
July 16, 2007, 12:00am PDT
A workflow-driven ontology is an ontology that encodes discipline-specific knowledge in the form of concepts and relationships and that facilitates the composition of services to create products...
Provided by University of Oklahoma
-
White Papers
A Low Power Preamble Detection Methodology for Packet Based Modems
January 1, 2010, 12:00am PST
In order to achieve frame synchronization in packetbased communication systems, a known sequence (Preamble) is sent at the beginning of each packet. This paper presents a low power scheme for...
Provided by University of Oklahoma
-
White Papers
Software Accuracy-Based Sensor Network Design and Upgrade in Process Plants
March 9, 2010, 12:00am PST
This paper present a new method for linear and nonlinear sensor network design with applications to variable estimation based on the use of accuracy and residual accuracy. Accuracy has been shown...
Provided by University of Oklahoma
-
White Papers
Parallel Computing Approaches to Sensor Network Design Using the Value Paradigm
December 17, 2009, 12:00am PST
One previous paradigm was based on sensor positioning selection to allow key variable observability. Later, the problem was posed as a minimum cost problem subject to sensor network performance...
Provided by University of Oklahoma
-
White Papers
Refinery Operations Planning
May 8, 2009, 12:00am PDT
This paper summarizes the use of a linear programming model used to optimize refinery crude oil purchasing while meeting a specific uncertain demand. The model was optimized by maximizing the...
Provided by University of Oklahoma
-
White Papers
Barriers To Effective Leader Decision-Making
September 4, 2008, 12:00am PDT
The goal of most organizations is to select and retain talented employees who can build and sustain corporate success. Highly talented employees often have to compete with noise, interference,...
Provided by University of Oklahoma
-
White Papers
Dividends And Share Repurchases In The European Union
September 11, 2007, 12:00am PDT
Using a unique database of over 4100 listed industrial companies, the authors examine the evolution of cash dividends and share repurchases from 1989 to 2005 in the fifteen nations that were...
Provided by University of Oklahoma
-
White Papers
Survivability and Scalability of Space Networks
June 21, 2010, 12:00am PDT
Network survivability, which reflects the ability of a network to continue to function during and after natural or man-made disturbances, is a crucial aspect for any kind communication. It goes...
Provided by University of Oklahoma
-
White Papers
Functional Programmers: Get Them When They Are Young
May 3, 2010, 12:00am PDT
With a renewed emphasis on technology education, schools and government agencies are using kid attractive activities such as robotics competitions to draw middle and high school students to STEM...
Provided by University of Oklahoma
-
White Papers
Exchange Rate Volatility And Employment Growth In Developing Countries: Evidence From Turkey
December 14, 2007, 12:00am PST
Using micro level panel data, the authors analyze the impacts of exchange rate volatility on employment growth in manufacturing sectors in Turkey during 1983-2005. The empirical results using...
Provided by University of Oklahoma
-
White Papers
Cumulative Impact of Inhomogeneous Channels on Risk
March 8, 2010, 12:00am PST
This paper considers flow of containerized traffic in a cascade of channels with diverse risk characteristics. Each channel is characterized by a probability distribution function relating the...
Provided by University of Oklahoma
-
White Papers
Optimal Monetary Policy Rules For Averting Productivity Induced Jobless Recoveries
March 15, 2009, 12:00am PDT
Although high productivity growth is a primary economic goal across nations, it can lead to short run adjustment problems when it temporarily achieves high levels. This may induce a jobless...
Provided by University of Oklahoma
-
White Papers
Stochastic Properties and Application of City Section Mobility Model
August 1, 2009, 12:00am PDT
Node mobility has a direct impact on the performance evaluation of various network mobility protocols. Unfortunately, most of the analysis on mobility protocols used random waypoint mobility model...
Provided by University of Oklahoma
-
White Papers
Evaluation of Prefix Delegation-Based Route Optimization Schemes for NEMO
March 19, 2010, 12:00am PDT
Among the schemes, proposed in the literature to solve the route optimization problem in NEtwork MObility (NEMO), the prefix delegation-based schemes perform better than other schemes. Depending...
Provided by University of Oklahoma
-
White Papers
Multipath Hybrid Ad Hoc Networks for Avionics Applications in Disaster Area
July 7, 2010, 12:00am PDT
During natural or manmade disasters, communication infrastructures break down due to massive destruction and subsequent loss of services. Effective rescue operations require a rapidly deployable...
Provided by University of Oklahoma
-
White Papers
Performance of Prefix Delegation-Based Route Optimization Schemes: Intra Mobile Network Case
February 9, 2010, 12:00am PST
Among the route optimization schemes in NEtwork MObility (NEMO), the prefix delegation-based schemes perform better than other schemes. Since the prefix delegation-based schemes are designed for...
Provided by University of Oklahoma
-
White Papers
Performance of Prefix Delegation-Based Route Optimization Schemes for NEMO
May 5, 2010, 12:00am PDT
A number of prefix delegation-based schemes have been proposed in the literature to solve the route optimization problem in NEMO, where a group of hosts move together as a mobile network. The...
Provided by University of Oklahoma
-
White Papers
AODVH: Ad hoc On-demand Distance Vector Routing for Hybrid Nodes
July 7, 2010, 12:00am PDT
Ad hoc networks are characterized by nodes which are usually connected by low data rate Radio Frequency (RF) links when compared to optical links. RF links make it challenging for transmitting...
Provided by University of Oklahoma
-
White Papers
Are Order-Driven Markets Informationally Richer? Evidence From The Paris Bourse
December 3, 2007, 12:00am PST
The author examines the information content of a limit order book in a purely order-driven market. Using intra-day order book and trade data from the Paris Bourse, the author finds that order...
Provided by University of Oklahoma
-
White Papers
How Asymmetric Is U.S. Stock Market Volatility?
November 1, 2007, 12:00am PDT
This paper explores the asymmetry that is the difference in the volatility response to positive and negative return shocks, in the volatility predictions of asymmetric time series models, implied...
Provided by University of Oklahoma
-
White Papers
The Impact Of Blog Recommendations On Security Prices And Trading Volumes
September 14, 2007, 12:00am PDT
Previous research and recent statements by the Securities and Exchange Commission indicate that e-mail spam and message board posts are often used to manipulate markets in a variation of the...
Provided by University of Oklahoma
-
White Papers
Dividend Initiation Returns And Unemployment
December 3, 2007, 12:00am PST
In this paper, the authors study the relationship between dividend initiation announcement returns and unemployment rate. Their test is motivated by the hypothesis that investor preference for...
Provided by University of Oklahoma
-
White Papers
What Moves Interest Rates? Ex-Ante Determinants Of Interest Rate Volatility
November 1, 2007, 12:00am PDT
For short, long, and medium term interest rates, the authors explore the extent to which future interest rate volatility is predictable based on: recent past volatility, knowledge of when the FOMC...
Provided by University of Oklahoma
-
White Papers
DEMS: A Data Mining Based Technique to Handle Missing Data in Mobile Sensor Network Applications
August 9, 2010, 12:00am PDT
In Mobile Sensor Network (MSN) applications, sensors move to increase the area of coverage and/or to compensate for the failure of other sensors. In such applications, loss or corruption of sensor...
Provided by University of Oklahoma
-
White Papers
mSIGMA: An Efficient Handoff Scheme for Multi-Class Networks
January 21, 2008, 12:00am PST
Wireless networks are becoming more heterogeneous; different classes of networks co-exist and users want to connect to any available network, anytime. So, it is important to have a mobility...
Provided by University of Oklahoma
-
White Papers
Signalling Cost Analysis of SINEMO: Seamless End-to-End Network Mobility
January 1, 2011, 12:00am PST
IETF has proposed Mobile IPv6-based NEtwork MObility (NEMO) Basic Support Protocol (BSP) to support network mobility. NEMO BSP inherits all the drawbacks of Mobile IPv6, such as inefficient...
Provided by University of Oklahoma
-
White Papers
Toward an Optimal Combined FSO/RF System Via an Adaptive Bit Rate Control
June 30, 2011, 12:00am PDT
In hybrid FSO/RF (Free Space Optics/Radio Frequency) systems, the FSO link is the primary link while the RF link is the secondary (backup) link. In current hybrid systems, once the FSO Signal to...
Provided by University of Oklahoma
-
White Papers
New Gravity Database and Web Portal for the United States
January 29, 2008, 12:00am PST
Measurements of anomalies in the Earth's gravity and magnetic fields are useful and cost-effective tools for many geologic investigations. Significant amounts of these data are traditionally in...
Provided by University of Oklahoma
-
White Papers
Evaluation of the Route Optimization for NEMO in Satellite Networks
July 7, 2011, 12:00am PDT
NEtwork MObility (NEMO) has been proposed to efficiently manage the mobility of the group of hosts that are moving together as a mobile network. NEMO Basic Support Protocol (BSP) suffers from the...
Provided by University of Oklahoma
-
White Papers
Evaluation of the Route Optimization for NEMO in Satellite Networks
July 7, 2011, 12:00am PDT
NEtwork MObility (NEMO) has been proposed to efficiently manage the mobility of the group of hosts that are moving together as a mobile network. NEMO Basic Support Protocol (BSP) suffers from the...
Provided by University of Oklahoma
-
White Papers
Toward an Optimal Combined FSO/RF System Via an Adaptive Bit Rate Control
June 30, 2011, 12:00am PDT
In hybrid FSO/RF (Free Space Optics/Radio Frequency) systems, the FSO link is the primary link while the RF link is the secondary (backup) link. In current hybrid systems, once the FSO Signal to...
Provided by University of Oklahoma
-
White Papers
Signalling Cost Analysis of SINEMO: Seamless End-to-End Network Mobility
January 1, 2011, 12:00am PST
IETF has proposed Mobile IPv6-based NEtwork MObility (NEMO) Basic Support Protocol (BSP) to support network mobility. NEMO BSP inherits all the drawbacks of Mobile IPv6, such as inefficient...
Provided by University of Oklahoma
-
White Papers
mSIGMA: An Efficient Handoff Scheme for Multi-Class Networks
January 21, 2008, 12:00am PST
Wireless networks are becoming more heterogeneous; different classes of networks co-exist and users want to connect to any available network, anytime. So, it is important to have a mobility...
Provided by University of Oklahoma
-
White Papers
DEMS: A Data Mining Based Technique to Handle Missing Data in Mobile Sensor Network Applications
August 9, 2010, 12:00am PDT
In Mobile Sensor Network (MSN) applications, sensors move to increase the area of coverage and/or to compensate for the failure of other sensors. In such applications, loss or corruption of sensor...
Provided by University of Oklahoma
-
White Papers
What Moves Interest Rates? Ex-Ante Determinants Of Interest Rate Volatility
November 1, 2007, 12:00am PDT
For short, long, and medium term interest rates, the authors explore the extent to which future interest rate volatility is predictable based on: recent past volatility, knowledge of when the FOMC...
Provided by University of Oklahoma
-
White Papers
Dividend Initiation Returns And Unemployment
December 3, 2007, 12:00am PST
In this paper, the authors study the relationship between dividend initiation announcement returns and unemployment rate. Their test is motivated by the hypothesis that investor preference for...
Provided by University of Oklahoma
-
White Papers
The Impact Of Blog Recommendations On Security Prices And Trading Volumes
September 14, 2007, 12:00am PDT
Previous research and recent statements by the Securities and Exchange Commission indicate that e-mail spam and message board posts are often used to manipulate markets in a variation of the...
Provided by University of Oklahoma
-
White Papers
How Asymmetric Is U.S. Stock Market Volatility?
November 1, 2007, 12:00am PDT
This paper explores the asymmetry that is the difference in the volatility response to positive and negative return shocks, in the volatility predictions of asymmetric time series models, implied...
Provided by University of Oklahoma
-
White Papers
Are Order-Driven Markets Informationally Richer? Evidence From The Paris Bourse
December 3, 2007, 12:00am PST
The author examines the information content of a limit order book in a purely order-driven market. Using intra-day order book and trade data from the Paris Bourse, the author finds that order...
Provided by University of Oklahoma
-
White Papers
AODVH: Ad hoc On-demand Distance Vector Routing for Hybrid Nodes
July 7, 2010, 12:00am PDT
Ad hoc networks are characterized by nodes which are usually connected by low data rate Radio Frequency (RF) links when compared to optical links. RF links make it challenging for transmitting...
Provided by University of Oklahoma
-
White Papers
Performance of Prefix Delegation-Based Route Optimization Schemes for NEMO
May 5, 2010, 12:00am PDT
A number of prefix delegation-based schemes have been proposed in the literature to solve the route optimization problem in NEMO, where a group of hosts move together as a mobile network. The...
Provided by University of Oklahoma
-
White Papers
Performance of Prefix Delegation-Based Route Optimization Schemes: Intra Mobile Network Case
February 9, 2010, 12:00am PST
Among the route optimization schemes in NEtwork MObility (NEMO), the prefix delegation-based schemes perform better than other schemes. Since the prefix delegation-based schemes are designed for...
Provided by University of Oklahoma
-
White Papers
Multipath Hybrid Ad Hoc Networks for Avionics Applications in Disaster Area
July 7, 2010, 12:00am PDT
During natural or manmade disasters, communication infrastructures break down due to massive destruction and subsequent loss of services. Effective rescue operations require a rapidly deployable...
Provided by University of Oklahoma
-
White Papers
Evaluation of Prefix Delegation-Based Route Optimization Schemes for NEMO
March 19, 2010, 12:00am PDT
Among the schemes, proposed in the literature to solve the route optimization problem in NEtwork MObility (NEMO), the prefix delegation-based schemes perform better than other schemes. Depending...
Provided by University of Oklahoma
-
White Papers
Stochastic Properties and Application of City Section Mobility Model
August 1, 2009, 12:00am PDT
Node mobility has a direct impact on the performance evaluation of various network mobility protocols. Unfortunately, most of the analysis on mobility protocols used random waypoint mobility model...
Provided by University of Oklahoma
-
White Papers
Optimal Monetary Policy Rules For Averting Productivity Induced Jobless Recoveries
March 15, 2009, 12:00am PDT
Although high productivity growth is a primary economic goal across nations, it can lead to short run adjustment problems when it temporarily achieves high levels. This may induce a jobless...
Provided by University of Oklahoma
-
White Papers
Cumulative Impact of Inhomogeneous Channels on Risk
March 8, 2010, 12:00am PST
This paper considers flow of containerized traffic in a cascade of channels with diverse risk characteristics. Each channel is characterized by a probability distribution function relating the...
Provided by University of Oklahoma
-
White Papers
Exchange Rate Volatility And Employment Growth In Developing Countries: Evidence From Turkey
December 14, 2007, 12:00am PST
Using micro level panel data, the authors analyze the impacts of exchange rate volatility on employment growth in manufacturing sectors in Turkey during 1983-2005. The empirical results using...
Provided by University of Oklahoma
-
White Papers
Functional Programmers: Get Them When They Are Young
May 3, 2010, 12:00am PDT
With a renewed emphasis on technology education, schools and government agencies are using kid attractive activities such as robotics competitions to draw middle and high school students to STEM...
Provided by University of Oklahoma
-
White Papers
Survivability and Scalability of Space Networks
June 21, 2010, 12:00am PDT
Network survivability, which reflects the ability of a network to continue to function during and after natural or man-made disturbances, is a crucial aspect for any kind communication. It goes...
Provided by University of Oklahoma
-
White Papers
Dividends And Share Repurchases In The European Union
September 11, 2007, 12:00am PDT
Using a unique database of over 4100 listed industrial companies, the authors examine the evolution of cash dividends and share repurchases from 1989 to 2005 in the fifteen nations that were...
Provided by University of Oklahoma
-
White Papers
Barriers To Effective Leader Decision-Making
September 4, 2008, 12:00am PDT
The goal of most organizations is to select and retain talented employees who can build and sustain corporate success. Highly talented employees often have to compete with noise, interference,...
Provided by University of Oklahoma
-
White Papers
Refinery Operations Planning
May 8, 2009, 12:00am PDT
This paper summarizes the use of a linear programming model used to optimize refinery crude oil purchasing while meeting a specific uncertain demand. The model was optimized by maximizing the...
Provided by University of Oklahoma
-
White Papers
Parallel Computing Approaches to Sensor Network Design Using the Value Paradigm
December 17, 2009, 12:00am PST
One previous paradigm was based on sensor positioning selection to allow key variable observability. Later, the problem was posed as a minimum cost problem subject to sensor network performance...
Provided by University of Oklahoma
-
White Papers
Software Accuracy-Based Sensor Network Design and Upgrade in Process Plants
March 9, 2010, 12:00am PST
This paper present a new method for linear and nonlinear sensor network design with applications to variable estimation based on the use of accuracy and residual accuracy. Accuracy has been shown...
Provided by University of Oklahoma
-
White Papers
A Low Power Preamble Detection Methodology for Packet Based Modems
January 1, 2010, 12:00am PST
In order to achieve frame synchronization in packetbased communication systems, a known sequence (Preamble) is sent at the beginning of each packet. This paper presents a low power scheme for...
Provided by University of Oklahoma
-
White Papers
The Gravity Data Ontology: Laying the Foundation for Workflow-Driven Ontologies
July 16, 2007, 12:00am PDT
A workflow-driven ontology is an ontology that encodes discipline-specific knowledge in the form of concepts and relationships and that facilitates the composition of services to create products...
Provided by University of Oklahoma
-
White Papers
Free-Space Optics Based Wireless Sensor Network Design
July 2, 2008, 12:00am PDT
This paper proposes an FSO-based mobile sensor network that is not subject to RF interference common to wireless sensor networks. FSO-based mobile sensor networks can potentially be used in a...
Provided by University of Oklahoma
-
White Papers
Teaching Supercomputing Via Videoconferencing
July 10, 2008, 12:00am PDT
Computing technologies are rapidly evolving not only in speed and size, but also in structure, particularly with the rise of multicore and the anticipation of many-core. Concomitantly, the...
Provided by University of Oklahoma
-
White Papers
Routing in Degree-constrained FSO Mesh Networks
April 1, 2009, 12:00am PDT
This paper addresses the routing problem in packet switching free-space optical (FSO) mesh networks. FSO mesh networks are emerging as broadband communication networks because of their high...
Provided by University of Oklahoma
-
White Papers
The Financial Impact Of Sovereign Wealth Fund Investments In Listed Companies
June 19, 2008, 12:00am PDT
This paper initiates empirical research on the financial impact and wealth effects of Sovereign Wealth Fund (SWF) investments in the stock of listed companies around the world. SWFs have recently...
Provided by University of Oklahoma
-
White Papers
Data Mining Storm Attributes From Spatial Grids
April 30, 2009, 12:00am PDT
A technique to identify storms and capture scalar features within the geographic and temporal extent of the identified storms is described. The identification technique relies on clustering grid...
Provided by University of Oklahoma
-
White Papers
New Gravity Database and Web Portal for the United States
January 29, 2008, 12:00am PST
Measurements of anomalies in the Earth's gravity and magnetic fields are useful and cost-effective tools for many geologic investigations. Significant amounts of these data are traditionally in...
Provided by University of Oklahoma
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