Now showing items 415-434 of 1552

    • Ecological Robotics: A Schema-Theoretic Approach 

      Arkin, Ronald C.; Cervantes-Pérez, Francisco; Weitzenfeld, Alfredo (Georgia Institute of Technology, 1997)
      The goals of this joint U.S.-Mexico research project are threefold: to provide an understanding and means by which fielded robotic systems are not competing with other agents that are more effective at their designated ...
    • Ecophysiological Models in Simulations of an Aquatic Habitat for Closed-Loop Life Support Research 

      Drayer, Gregorio E.; Howard, Ayanna M. (Georgia Institute of TechnologyAmerican Institute of Aeronautics and Astronautics, Inc., 2012-07)
      A limitation in closed-loop life support system research is the no-availability of small-scale experimental capacities that may help to better understand the challenges in system closure, integration, and control. Ground-based ...
    • Educational Potential of Experiments on Life Support Systems with Ground-Based Aquatic Habitats 

      Drayer, Gregorio E.; Howard, Ayanna M. (Georgia Institute of Technology, 2012-05)
      On April 10th 2010, at the Kennedy Space Center, President Barack Obama pronounced his “Remarks on Space Exploration in the 21st Century.” In his speech, the President included life support systems as a technology that ...
    • Educational Value of Experiments on Life Support Systems with Ground-Based Aquatic Habitats 

      Drayer, Gregorio E.; Howard, Ayanna M. (Georgia Institute of TechnologyAmerican Institute of Aeronautics and Astronautics, Inc., 2012-07)
      On April 10th 2010, at the Kennedy Space Center, President Barack Obama pronounced his “Remarks on Space Exploration in the 21st Century." The President included closed- loop life support systems (LSS) as a technology that ...
    • The Effect of limb kinematics on the speed of a legged robot on granular media 

      Li, Chen; Umbanhowar, Paul B.; Komsuoglu, | Haldun; Goldman, Daniel I. (Georgia Institute of TechnologySociety for Experimental Mechanics, 2010-04-22)
      Achieving effective locomotion on diverse terrestrial substrates can require subtle changes of limb kinematics. Biologically inspired legged robots (physical models of organisms) have shown impressive mobility on hard ...
    • The Effect of Robot Performance on Human-­‐Robot Trust in Time-­‐Critical Situations 

      Robinette, Paul; Wagner, Alan R.; Howard, Ayanna M. (2015-01)
      We vary the ability of robots to mitigate a participant’s risk in a navigation guidance task to determine the effect this has on the participant’s trust in the robot in a second round. A significant loss of trust was ...
    • Effect of Volume Fraction on Granular Aavalanche Dynamics 

      Gravish, Nick; Goldman, Daniel I. (Georgia Institute of TechnologyAmerican Physical Society, 2014)
      We study the evolution and failure of a granular slope as a function of prepared volume fraction, φ0. We rotated an initially horizontal layer of granular material (0.3-mm-diam glass spheres) to a 45◦ angle while we monitor ...
    • Effective robot task learning by focusing on task-relevant objects 

      Lee, Kyu Hwa; Lee, Jinhan; Thomaz, Andrea L.; Bobick, Aaron F. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 2009-10)
      In a robot learning from demonstration framework involving environments with many objects, one of the key problems is to decide which objects are relevant to a given task. In this paper, we analyze this problem and propose ...
    • The Effectiveness of Resistive Force Theory in Granular Locomotion 

      Zhang, Tingnan; Goldman, Daniel I. (Georgia Institute of TechnologyAmerican Institute of Physics, 2014)
      Resistive force theory (RFT) is often used to analyze the movement of microscopic organisms swimming in fluids. In RFT, a body is partitioned into infinitesimal segments, each of which generates thrust and experiences ...
    • Effects of Force Feedback and Arm Compliance on Teleoperation for a Hygiene Task, 

      King, Chih-Hung; Killpack, Marc D.; Kemp, Charles C. (Georgia Institute of TechnologySpringer Berlin / Heidelberg, 2010-07)
      Teleoperated assistive robots with compliant arms may be well-suited to tasks that require contact with people and operation within human environments. However, little is known about the effects of force feedback and ...
    • Effects of sensory precision on mobile robot localization and mapping 

      Rogers, John G.; Trevor, Alexander J. B.; Nieto-Granda, Carlos; Cunningham, Alexander; Paluri, Manohar; Michael, Nathan; Dellaert, Frank; Christensen, Henrik I.; Kumar, Vijay (Georgia Institute of Technology, 2010-12)
      This paper will explore the relationship between sensory accuracy and Simultaneous Localization and Mapping (SLAM) performance. As inexpensive robots are developed with commodity components, the relationship between ...
    • Effects of Social Exploration Mechanisms on Robot Learning 

      Cakmak, Maya; DePalma, Nick; Thomaz, Andrea L.; Arriaga, Rosa (Georgia Institute of TechnologyInstitute of Electrical & Electronics Engineers, 2009)
      Social learning in robotics has largely focused on imitation learning. Here we take a broader view and are interested in the multifaceted ways that a social partner can influence the learning process. We implement four ...
    • Efficient Algorithms for Semantic Scene Parsing 

      Urtasun, Raquel (Georgia Institute of Technology, 2013-01-25)
      Developing autonomous systems that are able to assist humans in everyday’s tasks is one of the grand challenges in modern computer science. Notable examples are personal robotics for the elderly and people with disabilities, ...
    • Efficient and Effective Visual Codebook Generation Using Additive Kernels 

      Wu, Jianxin; Tan, Wei-Chian; Rehg, James M. (Georgia Institute of Technology, 2011-11)
      Common visual codebook generation methods used in a bag of visual words model, for example, k-means or Gaussian Mixture Model, use the Euclidean distance to cluster features into visual code words. However, most popular ...
    • Efficient Approximation of Optimal High-Order Kinematic Trajectories 

      Mooney, John; Johnson, Eric N. (Georgia Institute of Technology, 2016-01)
      A method for efficiently planning one-dimensional pop-limited trajectories is presented, along with a direct method for synchronizing trajectories across multiple dimensions. This heuristic is designed for a double ...
    • Efficient Closed-Loop Detection and Pose Estimation for Vision-Only Relative Localization in Space with a Cooperative Target 

      Zhang, Guangcong; Vela, Patricio A.; Tsiotras, Panagiotis; Cho, Dae-Min (Georgia Institute of Technology, 2014-08)
      An integrated processing pipeline is presented for relative pose estimation of vision-only cooperative localization between two vehicles with unknown relative motion. The motivating scenario is that of proximity operations ...
    • Efficient Dynamic Models for Flexible Robots 

      Lee, Jeh Won; Book, Wayne John (Georgia Institute of Technology, 1989-05)
      Dynamic equations of motion of flexible manipulators are more complicated than those of rigid manipulators. The number of equations of motion increases as the number of modes to be included increases. It is difficult ...
    • Efficient Hierarchical Graph-Based Segmentation of RGBD Videos 

      Hickson, Steven; Birchfield, Stan; Essa, Irfan; Christensen, Henrik I. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 2014-06)
      We present an efficient and scalable algorithm for segmenting 3D RGBD point clouds by combining depth, color, and temporal information using a multistage, hierarchical graph-based approach. Our algorithm processes a moving ...
    • Efficient Hierarchical Graph-Based Video Segmentation 

      Grundmann, Matthias; Kwatra, Vivek; Han, Mei; Essa, Irfan (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 2010-06)
      We present an efficient and scalable technique for spatiotemporal segmentation of long video sequences using a hierarchical graph-based algorithm. We begin by oversegmenting a volumetric video graph into space-time ...
    • Efficient Lifelong Machine Learning 

      Eaton, Eric R. (2015-02-11)
      Lifelong learning is a key characteristic of human intelligence, largely responsible for the variety and complexity of our behavior. This process allows us to rapidly learn new skills by building upon and continually ...