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Probabilistic engineering design enhances safety and reduces costs by incorporating risk assessment directly into the design process. In this paper, we assess the format of the quantitative metrics for the vehicle which will replace the Space Shuttle, the Ares I rocket. Specifically, we address the metrics for in-flight measurement error in the vector position of the motor nozzle, dictated by limits...
In the past, environmental concerns at airports have primarily focused on aircraft noise. However, there is growing concern regarding the effects of aircraft emissions on humans and the environment. The environmental protection agency's (EPA) national ambient air quality standards (NAAQS) govern air pollutant emission levels. Therefore, many airports will eventually need a system designed to monitor...
With increased service demands on remote sensing and communication satellites researchers are considering equipping the next generation of satellite constellations with onboard computer systems capable of general purpose computing in space. This project focuses on the design of an emulator capable of using a local area network to emulate both the passing of data between satellites and to ground-based...
Current travel route planners incorporate physical distances and mean travel times when calculating optimal routes between two points but ignore the variability in the travel times. This factor proves important to drivers who favor consistent travel times over routes that yield high variability in travel time. These routes are usually out of the way and therefore, have a higher expected travel time...
TMO Global Logistics currently provides cargo tracking services that rely on clients calling the TMO office to request estimated time of arrivals (ETAs) and TMO employees calling shipping dispatchers to find current cargo locations and relaying experience-based ETAs to the client. For TMO, minimizing the resources (dollars, man-hours, data storage space, and bandwidth) spent accepting ETA requests,...
A major problem that the United States is facing in the 21st century is meeting energy needs. With an ever-increasing population, a question arises: can we generate and deliver enough energy in order to meet the ever-increasing demand? Each day more and more people are using automobiles to go from place to place, but there is a single point of failure in automotive design: petroleum based fuels. Travel...
There is an emerging trend among healthcare providers towards the replacement of paper-based health records with electronic medical records (EMRs) in order to increase the quality of healthcare. President Barack Obama's proposed health care plan encourages the adoption of state-of-the-art health information technology systems. Interoperability is a critical issue in EMR systems, and uncertainty about...
Intelligent oilfield systems are a new technology in the energy industry. The Brazilian energy company, Petrobras introduced theirs, called SOLAR, two years ago. The original user interface design was meant to be simple and easy to use by many employees but, the system is used by various engineers, each with different tasks. As the system quickly grew to accommodate requests for different functionalities...
This paper presents the findings of a research effort to create an agent based economy where investors collect information and simultaneously make decisions about how much of their wealth they are each willing to risk. As an extension of the capital asset pricing model (CAPM), the investors must choose how much of their wealth to allocate between a risk-free asset and the risky asset. The price of...
Growth is the prime aim for any company. With the changing times and growing competition, it has become essential for the technology-driven companies to identify their core competencies and have a competitive edge over others. Business matrices like net sales, profit after tax, market capitalization and level of satisfaction of the customers are important indicators depicting the stand of the companies...
The international wine industry has grown rapidly in recent years, particularly in the area surrounding Mendoza, Argentina. Alta Vista, a winery near the city of Mendoza, produces two million bottles of wine annually, approximately half of which are exported to be sold internationally. The export process is complex; initiating a sale, evaluating inventory, designing and producing appropriate labels,...
Government agencies, researchers, and developers have worked to build distributed networks and systems enabling anonymous communication on the Internet. Within the last ten years, the maturation of these systems have enhanced the effectiveness and availability of anonymous communication, allowing criminals to electronically participate in illicit activities such as money laundering, child pornography,...
Access to safe water and sanitation services is a chronic problem for 40% of people around the world and has remained intractable for decades. Inappropriate technology, systemic corruption in the allocation of funding, population growth, migration patterns, and the availability of water are some of the factors that contribute to the global problem. Any hope for sustainable development and improvements...
The telecommunications community has yet to agree upon a secure algorithm for wireless peer-to-peer routing. Current routing procedures use one of two methods: either rating the ldquotrustworthinessrdquo of a path like Pathrater, or relying on your neighbors' opinions of a paths' trustworthiness like Watchdog. Both methods have drawbacks that limit their widespread adoption by the community. The purpose...
Bandwidth limitations restrict the frame rate and resolution of video feeds transmitted to users in wireless surveillance networks. This paper investigates whether Dynamic Preference Specification (DPS), which gives users the ability to dynamically specify preferences regarding frame rate and resolution, positively affects the ability to achieve surveillance tasks. User preference information is used...
Computerized medical records are continuing to be adopted in hospitals nationwide, but the vast majority of health care systems rely on paper records as well. Physician documentation of patient conditions must support a variety of functions, which often conflict with each other. The goal of this project was to redesign the daily note template for a Trauma Center to encourage higher quality documentation...
Virtual reality (VR) simulation of tube thoracostomy may improve the procedural training for medical and nursing students. Current VR simulators, however, do not provide tactile feedback, which is essential for enabling certain tasks (e.g., surface palpation to identify rib location, blunt dissection for access to pleural space surrounding the lungs, and finger sweep to confirm location in the pleural...
In many areas of the world, overhead video collected from aircraft and other airborne vehicles is an important component of surveillance and security operations. A typical use scenario might involve real-time monitoring of video streams by human analysts with the goal of identifying patterns of vehicle movement that might be considered suspicious or dangerous. In performing such a task, analysts often...
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