Search Results - "Elfes, A."

Using occupancy grids for mobile robot perception and navigation by Elfes, A.

“…An approach to robot perception and world modeling that uses a probabilistic tesselated representation of spatial information called the occupancy grid is…”
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An aerobot for global in situ exploration of Titan by Hall, J.L., Kerzhanovich, V.V., Yavrouian, A.H., Jones, J.A., White, C.V., Dudik, B.A., Plett, G.A., Mennella, J., Elfes, A.

“…This paper describes the design and component testing of an aerobot that would be capable of global in situ exploration of Saturn’s moon, Titan, over a 6–12…”
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Extending the START framework: Computation of optimal capability development portfolios using a decision theory approach by Elfes, A., Weisbin, C. R., Manvi, R., Adumitroaie, V., Lincoln, W. P., Shelton, K.

“…Space program managers and decision‐makers must make strategic investment decisions regarding R&D on technologies, capabilities, missions, and programs, while…”
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Implications of wind-assisted aerial navigation for Titan mission planning and science exploration by Elfes, A, Reh, K, Beauchamp, P, Fathpour, N, Blackmore, L, Newman, C, Kuwata, Y, Wolf, M, Assad, C

“…The recent Titan Saturn System Mission (TSSM) proposal incorporates a montgolfiere (hot air balloon) as part of its architecture. Standard montgolfiere…”
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Risk-based technology portfolio optimization for early space mission design by Elfes, A., Lincoln, W.P., Rodriguez, G., Weisbin, C.R., Wertz, J.A.

“…The successful design, development, and operation of space missions requires informed decisions to be made across a vast array of investment, scientific,…”
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Technical Feasibility and Relative Productivity of Alternate NASA Robotic Missions to a Lunar Dark Crater by Weisbin, C.R., Smith, J.H., Van Houten, T., Moeller, R., Zimmerman, W., Smythe, W., Lincoln, W., Elfes, A., Adumitroaie, V., Silberg, R.

“…Two concepts for large-scale, complex, robotic missions to search for frozen water at the lunar south pole are systematically analyzed to determine their…”
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Toward a systematic approach for selection of NASA technology portfolios by Weisbin, C.R., Rodriguez, G., Elfes, A., Smith, J.H.

“…This publication contains reprint articles for which IEEE does not hold copyright. Full text is not available on IEEE Xplore for these articles…”
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Sonar-based real-world mapping and navigation by Elfes, A.

“…A sonar-based mapping and navigation system developed for an autonomous mobile robot operating in unknown and unstructured environments is described. The…”
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Optimal aerobot trajectory planning for wind-based opportunistic flight control by Kampke, T., Elfes, A.

“…Autonomous airships, or aerobots, designed to traverse large distances or explore other bodies of the solar system require careful management of onboard energy…”
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A semi-autonomous robotic airship for environmental monitoring missions by Elfes, A., Siqueira Bueno, S., Bergerman, M., Ramos, J.G.

“…This paper discusses Project AURORA (autonomous unmanned remote monitoring robotic airship) which focuses on the development of the control, navigation,…”
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Optimal wind-assisted flight planning for planetary aerobots by Kampke, T., Elfes, A.

“…Autonomous airships, or aerobots, that have to traverse extensive distances or explore other bodies of the solar system require careful management of onboard…”
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Occupancy Grids: A Stochastic Spatial Representation for Active Robot Perception by Elfes, A

“…In this paper we provide an overview of a new framework for robot perception, real-world modelling, and navigation that uses a stochastic tesselated…”
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Robotic Airships for Exploration of Planetary Bodies with an Atmosphere: Autonomy Challenges by Elfes, Alberto, Bueno, Samuel S, Bergerman, Marcel, de Paiva, Ely C, Ramos, Josué G, Azinheira, José R

“…Robotic unmanned aerial vehicles have great potential as surveying and instrument deployment platforms in the exploration of planets and moons with an…”
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Towards a substantially autonomous aerobot for exploration of Titan by Elfes, A., Hall, J.L., Montgomery, J.F., Bergh, C.F., Dudik, B.A.

“…Robotic lighter-than-air vehicles, or aerobots, are strategic surveying and instrument deployment platforms for the exploration of planets and moons with an…”
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Capability development return on investment for the NASA aeronautics program by Weisbin, C.R., Manvi, R., Shelton, K.E., Adumitroaie, V., Derleth, J.E., Elfes, A.

“…As part of a multi-agency effort to improve America's air transportation system, NASA has undertaken a study to develop and demonstrate a systematic method for…”
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Tracking Multiple Moving Objects for Real-Time Robot Navigation by Prassler, Erwin, Scholz, Jens, Elfes, Alberto

“…This paper proposes a method for detecting and tracking the motion of a large number of dynamic objects in crowded environments, such as concourses in railway…”
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Energy efficient trajectory generation for a state-space based JPL Aerobot by Weizhong Zhang, Inanc, T, Elfes, A

“…The 40th anniversary of Apollo 11 project with man landing on the moon reminds the world again by what science and engineering can do if the man is determined…”
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Lunar architecture and technology analysis driven by lunar science scenarios by Weisbin, Charles R., Mrozinski, Joseph, Lincoln, William, Elfes, Alberto, Shelton, Kacie, Hua, Hook, Smith, Jeffrey H., Adumitroaie, Virgil, Silberg, Robert

“…NASA's Vision for Space Exploration and the missions it comprises pose large‐scale systems‐engineering problems with concomitant large‐budget investment…”
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Decomposition algorithm for global reachability analysis on a time-varying graph with an application to planetary exploration by Kuwata, Y., Blackmore, L., Wolf, M., Fathpour, N., Newman, C., Elfes, A.

“…Hot air (Montgolfiere) balloons represent a promising vehicle system for possible future exploration of planets and moons with thick atmospheres such as Venus…”
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Mobility productivity impacts on selection of lunar exploration architectures by Smith, J.H., Elfes, A., Hua, H., Mrozinski, J., Shelton, K., Lincoln, W., Adumitroaie, V., Weisbin, C.

“…The productivity of scientific exploration of the Moon and Mars has been significantly improved through the mobility of roving vehicles (rovers) since these…”
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