Browsing by Author "Chang, Kai"

Now showing items 1-20 of 22

Adaptation Service Framework for Wireless Sensor Networks with Balanced Energy Aggregation

Kim, Eun (2006-05-15)

Wireless sensor networks consist of tiny, energy-constrained sensor nodes that may be deployed in large numbers. Considering these unique characteristics, our adaptation service framework is designed to deliver distributed ...

Authorship Attribution via Evolutionary Hybridization of Sentiment Analysis, LIWC, and Topic Model Features

Gaston, Joshua (2018-11-05)

Authorship Attribution is a well-studied topic with deep roots in the field of Stylometry. This thesis examines three less traditional feature sets for the purpose of Authorship Attribution. Each feature set is examined ...

Automated Source Code Measurement Environment For Software Quality

Lee, Young (2007-12-15)

Measuring how well software component can be reused and maintained helps programmers not only write reusable and maintainable software, but also identifies reusable or maintainable components. We develop an automated ...

Building a High-resolution Scalable Visualization Wall

Li, Zhenni (2006-12-15)

High-resolution and scalable displays are increasingly being used for interactive 3D graphics applications, including large-scale data visualization, immersive virtual environments, and scalable 3D rendering subsystems. ...

Continuous TCP Connection to the Internet on Fast-changing Mobile Ad-hoc Network

Lan, Tianhang (2019-05-01)

As more and more sensors are being used in all industries, especially the Internet of Things, Mobile Ad-hoc Networks (MANET) are also becoming more popular as good ways to organize wireless devices in the same area. Since ...

Digital Forensic Detection and Disruption of JPEG Steganography

Trawick, George (2010-07-28)

The use of digital media and internet communications has grown for business and personal use, and so has the use of digital communications by criminal and terrorist elements. Of particular interest in both criminal ...

Energy-Efficient Traffic-Aware Routing in Underwater

Zhang, Lei (2008-08-15)

Underwater acoustic networks are a special type of wireless sensor networks deployed in a harsh oceanic environment for mission critical tasks. In this unique sensor network, energy efficiency is the most critical problem. ...

Enhanced Secondary Bus Microarchitecture

O'Farrell, John William (2011-08-04)

In spite of advances to improving cache efficiency, memory access bottlenecks still prevent processors from executing at full speed. This research evaluates a fundamentally new concept of using a secondary bus, connecting ...

Exploiting Renewable Energy and UPS Systems with a Renewable-Aware Scheduler to Boost Energy Efficiency of Data Centers

Peng, Xiaopu (2022-07-20)

It is prudent to leverage on-site renewable sources like solar and wind to build environmentally friendly and energy-efficient data centers. Data centers deploy distributed UPS systems to handle the intermittent nature ...

A Flexible Model for Multi-agent Based Simulation of Software Development Process

Agarwal, Ravikant (2007-12-15)

Inadequate use of project management techniques in software development can be traced to the lack of efficient education strategies for managers. Software development processes are complex and therefore it is hard to predict ...

A Full Life-Cycle Methodology for Structured Use-Centered Quantitative Usability Requirements Specification and Usability Evaluation of Websites

Hu, Guoqiang (2009-08-14)

World Wide Web has gained its dominant status in the cyber information and services delivery world in recent years. But how to specify website usability requirements and how to evaluate and improve website usability according ...

Genetic and Evolutionary Protocols for Solving Distributed Asymmetric Constraint Satisfaction Problems

Fu, Ser-Geon (2007-08-15)

Processor speed has been growing at an exponential rate over the past 50 years. Computers are getting smaller, cheaper and faster. Over the past 30 years, with the growth of the internet, new forms of decentralized ...

High Performance Rate Adaptation on IEEE 802.11 Networks

Wu, Shaoen (2008-08-15)

IEEE 802.11 standard has evolved from the basic transmission rates in early days to multiple rates today with advanced encoding and antenna techniques. The performance of IEEE 802.11 wireless networks is supposed to ...

Improving Geographic Routing with Neighbor Sectoring

Jin, Jingren (2007-12-15)

An ad hoc network consists of many mobile devices which forms a network automatically. Among many ad hoc network routing algorithms, geographic routing algorithm is known as an efficient and scalable routing protocol. The ...

Improving System Performance for Wireless Networks

Shen, Fangyang (2008-08-15)

In this dissertation, we solve two problems in wireless networks: Transmission Control Protocol (TCP) enhancement and cluster node sleep scheduling. When TCP is deployed in a wireless mesh network, it encounters several ...

Location Estimation in Wireless Networks

Ji, Yiming (2006-05-15)

Wireless location determination has attracted much attention lately due to its many applications in mobile (sensor) networking including target tracking and network intrusion detection. However, it is challenging due to ...

On Secure Media Streaming with Path Diversity in MANETs

Chen, Lei (2007-08-15)

To provide reliable and secure media streaming is quite challenging in the environment of Mobile Ad Hoc Networks (MANETs) in which wireless signals are exposed in air and the quality of media streaming is degraded by ...

Optimization of List-Based Functional Pipelines

Soehnlin, Timothy (2017-01-09)

There has always been a disconnect between how humans organize computer code, and how computers execute it. Functional programming is a paradigm that increases code maintainability and testability, but generally results ...

Performance Evaluation of Biased Queue Management

Li, Xiaoming (2006-08-15)

Congestion is an important issue which researchers focus on in the Transmission Control Protocol (\textit{TCP}) network environment. To keep the stability of the whole network, congestion control algorithms have been ...

PineHill: A Novel Approach to Computer Aided Language Learning

Koh, Kyuhan (2007-05-15)

Teaching language involves understanding the way people perceive words and utilizing methods of instruction that they can easily comprehend. Computer assisted instruction is of great benefit and more interesting to learners ...