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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Fin stabilizers as maneuver control surfaces

Sarch, Martin G. January 2003 (has links) (PDF)
Thesis (M.S. in Mechanical Engineering)--Naval Postgraduate School, December 2003. / Thesis by Martin G. Sarch. Includes bibliographical references. Available online at two web addresses.
2

Fin stabilizers as maneuver control surfaces /

Sarch, Martin G. January 2003 (has links) (PDF)
Thesis (M.S. in Mechanical Engineering)--Naval Postgraduate School, December 2003. / Thesis advisor(s): Fotis A. Papoulias, Charles N. Calvano. Includes bibliographical references (p. 111-112). Also available online.
3

Using commercial-off-the-shelf speech recognition software for conning U.S. warships

Tamez, Dorothy J. January 2003 (has links) (PDF)
Thesis (M.S. in Information Technology Management)--Naval Postgraduate School, June 2003. / Thesis advisor(s): Monique P. Fargues, Russell Gottfried. Includes bibliographical references (p. 71-74). Also available online.
4

Using commercial-off-the-shelf speech recognition software for conning U.S. warships /

Tamez, Dorothy J. January 2003 (has links) (PDF)
Thesis (M.S. in Information Technology Management)--Naval Postgraduate School, June 2003. / Thesis advisor(s): Monique P. Fargues, Russell Gottfried. Includes bibliographical references (p. 71-74). Also available online.
5

Using commercial-off-the-shelf speech recognition software for conning U.S. warships

Tamez, Dorothy J. 06 1900 (has links)
Approved for public release; distribution is unlimited / The U.S. Navy's Transformation Roadmap is leading the fleet in a smaller, faster, and more technologically advanced direction. Smaller platforms and reduced manpower resources create opportunities to fill important positions, including ship-handling control, with technology. This thesis investigates the feasibility of using commercial-off-the-shelf (COTS) speech recognition software (SRS) for conning a Navy ship. Dragon NaturallySpeaking Version 6.0 software and a SHURE wireless microphone were selected for this study. An experiment, with a limited number of subjects, was conducted at the Marine Safety International, San Diego, California ship-handling simulation facility. It measured the software error rate during conning operations. Data analysis sought to determine the types and significant causes of error. Analysis includes factors such as iteration number, subject, scenario, setting and ambient noise. Their significance provides key insights for future experimentation. The selected COTS technology for this study proved promising overcoming irregularities particular to conning, but the software vocabulary and grammar were problematic. The use of SRS for conning ships merits additional research, using a limited lexicon and a modified grammar which supports conning commands. Cooperative research between the Navy and industry could produce the "Helmsman" of the future. / Lieutenant, United States Navy
6

An experimental investigation of ship manoeuvrability in pack ice /

Brown, Robert C., January 2002 (has links)
Thesis (M.Eng.)--Memorial University of Newfoundland, 2002. / Bibliography: leaves 105-114.
7

Model test data analysis of ship maneuverability in ice /

Shi, Yu, January 2002 (has links)
Thesis (M.Eng.)--Memorial University of Newfoundland, 2002. / Bibliography: leaves 137-141.
8

Attitudes and perceptions of instructors operating marine simulator courses /

Mercer, Robert M., January 1996 (has links)
Thesis (M.Ed.)--Memorial University of Newfoundland, 1997. / Bibliography: leaves 291-297.
9

Development and implementation of an adaptive controller for station keeping of small outboard-powered vessels

Unknown Date (has links)
In this thesis multiple controllers are developed which command a small boat with twin tied outboard motors to hold a desired position. In the process of developing a controller to hold a position, controllers were first developed which follow a desired heading or path over ground with the motors outputting constant thrust. These heading and path following controllers were tuned and tested in a numerical simulation, then validated on the R/V Lee and Ocean Power vessels through sea trials in the Atlantic Ocean. After successful path following trials were performed, station keeping algorithms were developed and tuned in the numerical simulation, now with heading and thrust of the vessel both being variables to be controlled. After tuning in the numerical simulation, the Ocean power vessel was outfitted with systems for controlling throttle and steering with sea trials conducted in the Atlantic Ocean for station keeping. / by Aaron D. Fisher. / Thesis (M.S.C.S.)--Florida Atlantic University, 2010. / Includes bibliography. / Electronic reproduction. Boca Raton, Fla., 2010. Mode of access: World Wide Web.
10

Getting the Feeling : “Human Error” in an educational ship-handling simulator

Arenius, Marcus January 2010 (has links)
<p>In high-risk environments of seafaring, simulators constitute a widely used tool in preparing nauticalstudents for the challenges to be met in real-life working situations. While the technical developmentof ship bridge simulators continues at a breathtaking pace, little is known on how developments fulfiltheir intended safety critical purpose during actual simulator training exercises.In order to investigate this, a mixed-methods quasi-experimental field study (N =6) was conductedaiming at discerning the systemic causes behind committed human errors and to what extent thesecauses can be related to the technical layout of the simulator in general and a decision supportingdisplay in particular. The nautical students’ performance in terms of committed errors was analysedwhen the decision supporting display was either inactive or active during two different exercisebatches. Drawing upon eye tracking evaluation, interviews and simulator video recordings, systemiccauses leading to human errors were identified. Results indicate that all errors occur under the samekind of (stressful) interaction. Based on this design requirements aiming at promoting resilient crewbehaviour were proposed</p>

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