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Full-Text Articles in Engineering

A Linear Subspace Approach To Burst Communication Signal Processing, Daniel E. Gisselquist Mar 2004

A Linear Subspace Approach To Burst Communication Signal Processing, Daniel E. Gisselquist

Theses and Dissertations

This dissertation focuses on the topic of burst signal communications in a high interference environment. It derives new signal processing algorithms from a mathematical linear subspace approach instead of the common stationary or cyclostationary approach. The research developed new algorithms that have well-known optimality criteria associated with them. The investigation demonstrated a unique class of multisensor filters having a lower mean square error than all other known filters, a maximum likelihood time difference of arrival estimator that outperformed previously optimal estimators, and a signal presence detector having a selectivity unparalleled in burst interference environments. It was further shown that these …


A Study Of Information Exchange Between United States Air Force Bases And Their Surrounding Communities, Andrew C. Clewett Mar 2004

A Study Of Information Exchange Between United States Air Force Bases And Their Surrounding Communities, Andrew C. Clewett

Theses and Dissertations

Data, information, and knowledge are exchanged daily from United States Air Force (USAF) bases to surrounding communities. The purpose of this research is to aid managers and commanders in gaining a better understanding of their information flow and bettering their information management practices. The research specifically seeks answers to the questions of where information is exchanged, why information is exchanged, and to whom information is exchanged with.