Now showing items 211-230 of 1540

    • Command Governor-Based Adaptive Control of an Autonomous Helicopter 

      Magree, Daniel; Yucelen, Tansel; Johnson, Eric N. (Georgia Institute of Technology, 2012-08)
      This paper presents an application of a recently developed command governor-based adaptive control framework to a high-fidelity autonomous helicopter model. This framework is based on an adaptive controller, but the ...
    • Communication and alignment of grounded symbolic knowledge among heterogeneous robots 

      Kira, Zsolt (Georgia Institute of Technology, 2010-04-05)
      Experience forms the basis of learning. It is crucial in the development of human intelligence, and more broadly allows an agent to discover and learn about the world around it. Although experience is fundamental to ...
    • Communication in Reactive Multiagent Robotic Systems 

      Balch, Tucker; Arkin, Ronald C. (Georgia Institute of Technology, 1994)
      Multiple cooperating robots are able to complete many tasks more quickly and reliably than one robot alone. Communication between the robots can multiply their capabilities and effectiveness, but to what extent? In this ...
    • A Compact Guidance, Navigation, and Control System for Unmanned Aerial Vehicles 

      Christophersen, Henrik B.; Pickell, R. Wayne; Neidhoefer, James C.; Koller, Adrian A.; Kannan, Suresh K.; Johnson, Eric N. (Georgia Institute of TechnologyAmerican Institute of Aeronautics and Astronautics, Inc., 2006-05)
      The Flight Control System 20 (FCS20) is a compact, self-contained Guidance, Navigation, and Control system that has recently been developed to enable advanced autonomous behavior in a wide range of Unmanned Aerial Vehicles ...
    • Comparative studies reveal principles of movement on and within granular media 

      Ding, Yang; Gravish, Nick; Li, Chen; Maladen, Ryan D.; Mazouchova, Nicole; Sharpe, Sarah S.; Umbanhowar, Paul B.; Goldman, Daniel I. (Georgia Institute of TechnologySpringer Verlag, 2010-06)
      Terrestrial locomotion can take place on complex substrates such as leaf litter, debris, and soil that flow or solidify in response to stress. While principles of movement in air and water are revealed through study of the ...
    • Comparing Apples and Oranges Through Partial Orders: An Empirical Approach 

      Kingston, Peter; Egerstedt, Magnus B. (Georgia Institute of TechnologyAmerican Automatic Control Council, 2009-06)
      In this paper, we try to understand what people mean when they say that two objects are "similar." This is an important question in the area of human-robot interactions, where robots must interpret human movements in ...
    • A Comparison of Automatic Nap-of-the-Earth Guidance Strategies for Helicopters 

      Johnson, Eric N.; Mooney, John G. (Georgia Institute of Technology, 2014-05)
      This paper describes updated results from a partnership between the Sikorsky Aircraft Corporation and the Georgia Institute of Technology to develop, improve, and flight test a sensor, guidance, navigation, control, and ...
    • A comparison of joint control algorithms for teleoperated pick and place tasks using a flexible manipulator 

      Love, Lonnie J.; Magee, David P.; Book, Wayne John (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 1994-10)
      This paper presents initial results of an on going study of robot control algorithms used for teleoperation of long reach manipulators. The focus of the paper is the effect of the slave robot control algorithm on the ...
    • A Comparison of Natural Frequency Methods for Flexible Manipulator Arms 

      Book, Wayne John; Majette, Mark (Georgia Institute of TechnologyAmerican Society of Mechanical Engineers, 1980-11)
      Predictions of natural frequencies of flexible manipulator arms as performed by alternative structural models and computer implementations are compared. The Space Shuttle Remote Manipulator System (RMS) manipulator arm is ...
    • Compensation for Biodynamic Feedthrough in Backhoe Operation by Cab Vibration Control 

      Humphreys, Heather C.; Huggins, James D.; Book, Wayne John (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 2011-05)
      This research investigates and seeks to mitigate the undesirable effects of biodynamic feedthrough in backhoe operation. Biodynamic feedthrough occurs when motion of the controlled machine excites motion ...
    • The complex structure of simple devices: A survey of trajectories and forces that open doors and drawers 

      Jain, Advait; Nguyen, Hai; Rath, Mrinal; Okerman, Jason; Kemp, Charles C. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 2010-09)
      Instrumental activities of daily living (IADLs) involve physical interactions with diverse mechanical systems found within human environments. In this paper, we describe our efforts to capture the everyday mechanics of ...
    • Components, Curriculum, and Community: Robots and Robotics in Undergraduate AI Education 

      Dodds, Zachary; Greenwald, Lloyd; Howard, Ayanna; Tejada, Sheila; Weinberg, Jerry B. (Georgia Institute of TechnologyAssociation for the Advancement of Artificial Intelligence, 2006)
      This editorial introduction presents an overview of the robotic resources available to AI educators and provides context for the articles in this special issue. We set the stage by addressing the trade-offs among a number ...
    • A Comprehensive Matrix of Unmanned Aerial Systems Requirements for Potential Applications within a Department of Transportation 

      Karan, Ebrahim P.; Christmann, Hans Claus; Gheisar, Masoud; Irizarry, Javier; Johnson, Eric N. (Georgia Institute of TechnologyAmerican Society of Civil Engineers, 2014)
      The continuous improvement in the function and performance of Unmanned Aerial Systems (UASs) promotes the need for specific research to integrate this leading edge technology in to various applications across ...
    • Computational Benefits of Social Learning Mechanisms: Stimulus Enhancement and Emulation 

      Cakmak, Maya; DePalma, Nick; Arriaga, Rosa; Thomaz, Andrea L. (Georgia Institute of TechnologyInstitute of Electrical & Electronics Engineers, 2009)
      Social learning in robotics has largely focused on imitation learning. In this work, we take a broader view of social learning and are interested in the multifaceted ways that a social partner can influence the learning ...
    • A computational method for physical rehabilitation assessment 

      Brooks, Douglas Antwonne; Howard, Ayanna M. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 2010-09)
      The objective of this research effort is to advance the process of quantifying physical rehabilitation techniques by developing and validating the core technologies needed to integrate therapy instruction with human-robot ...
    • Computational Modeling and Enhancement of Human Skill 

      Hager, Gregory D. (2014-10-22)
      With the rapidly growing popularity of the Intuitive Surgical da Vinci system, robotic minimally invasive surgery (RMIS) has crossed the threshold from the laboratory to the real world. There are now hundreds of thousands ...
    • Computational video: post-processing methods for stabilization, retargeting and segmentation 

      Grundmann, Matthias (Georgia Institute of Technology, 2013-04-05)
      In this thesis, we address a variety of challenges for analysis and enhancement of Computational Video. We present novel post-processing methods to bridge the difference between professional and casually shot videos mostly ...
    • Computational visual attention systems and their cognitive foundation: A survey 

      Frintrop, Simone; Rome, Erich; Christensen, Henrik I. (Georgia Institute of TechnologyAssociation for Computing Machinery, 2010)
      Based on concepts of the human visual system, computational visual attention systems aim to detect regions of interest in images. Psychologists, neurobiologists, and computer scientists have investigated visual attention ...
    • Computerized Macular Pathology Diagnosis in Spectral Domain Optical Coherence Tomography Scans Based on Multiscale Texture and Shape Features 

      Liu, Yu-Ying; Ishikawa, Hiroshi; Chen, Mei; Wollstein, Gadi; Duker, Jay S.; Fujimoto, James G.; Schuman, Joel S.; Rehg, James M. (Georgia Institute of TechnologyAssociation for Research in Vision and Ophthalmology, 2011-10)
      To develop an automated method to identify the normal macula and three macular pathologies (macular hole [MH], macular edema [ME], and age-related macular degeneration [AMD]) from the fovea-centered cross sections in ...
    • The Concept and Implementation of a Passive Trajectory Enhancing Robot 

      Book, Wayne John; Charles, Robert; Davis, Hurley T.; Gomes, Mario Waldorff (Georgia Institute of TechnologyAmerican Society of Mechanical Engineers, 1996-11)
      A novel controlled passive device is described which allows its end effector to be pushed only along a specified but arbitrary path. The force to move the end effector must be provided by an external source such as a human, ...