Now showing items 132-151 of 152

    • TabAccess, a Wireless Controller for Tablet Accessibility for Individuals with Limited Upper-Body Mobility 

      Park, Hae Won; Howard, Ayanna M. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 2013-02)
      Over 3 million individuals in the US have a disability in their hands and/or forearms and thus have difficulties in effecting pinch and swipe gestures needed for tablet interaction. In this paper, a forearm mountable mobile ...
    • Task-Learning Policies for Collaborative Task Solving in Human-Robot Interaction 

      Park, Hae Won (Georgia Institute of TechnologyAssociation for Computing Machinery, 2012)
      The objective of this doctoral research is to design multimodal task-learning policies for a robotic system that targets the exchange of task rules between humans and robots. This objective is achieved through a collaborative ...
    • Terrain Reconstruction of Glacial Surfaces via Robotic Surveying Techniques 

      Williams, Stephen; Parker, Lonnie T.; Howard, Ayanna M. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 2012-12)
      The capability to monitor natural phenomena using mobile sensing is a benefit to the Earth science community given the potentially large impact that we, as humans, can have on naturally occurring processes. Observable ...
    • Terrain-Based Navigation of Planetary Rovers: A Fuzzy Logic Approach 

      Seraji, Homayoun; Howard, Ayanna M.; Tunstel, Edward (Georgia Institute of TechnologyCanadian Space Agency, 2001-06)
      This paper presents a new strategy for autonomous navigation of eld mobile robots on hazardous natural terrain using a fuzzy logic approach and a novel mea- sure of terrain traversability. The navigation strategy is comprised ...
    • Three-Dimensional Fitt’s Law Model Used to Predict Movement Time in Serious Games for Rehabilitation 

      García-Vergara, Sergio; Howard, Ayanna M. (Georgia Institute of TechnologySpringer International, 2014-06)
      Virtual reality serious game platforms have been developed to enhance the effectiveness of rehabilitation protocols for those with motor skill disorders. Such systems increase the user’s motivation to perform the recommended ...
    • To Encourage and Excite the Next Generation of Engineers through Human-Robot Interaction Projects for Space Exploration 

      Howard, Ayanna; Graham, Eva (Georgia Institute of TechnologyAmerican Society for Engineering Education, 2007-06)
      The robotics field represents the integration of multiple facets of engineering and science – from mechanical construction to intelligence programming to science data analysis. It is an ideal opportunity to showcase the ...
    • Towards Real-Time Haptic Exploration using a Mobile Robot as Mediator 

      Park, Chung Hyuk; Howard, Ayanna M. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 2010-03)
      In this paper, we propose a new concept of haptic exploration using a mobile manipulation system, which combines the mobility and manipulability of the robot with haptic feedback for user interaction. The system utilizes ...
    • Towards Visual Arctic Terrain Assessment 

      Williams, Stephen; Howard, Ayanna M. (Georgia Institute of Technology, 2009-07)
      Many important scientific studies, particularly those involving climate change, require weather measurements from the ice sheets in Greenland and Antarctica. Due to the harsh and dangerous conditions of such environments, ...
    • Transfer of Skills between Human Operators through Haptic Training with Robot Coordination 

      Park, Chung Hyuk; Yoo, Jae Wook; Howard, Ayanna M. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 2010-05)
      In this paper, we discuss a coordinated haptic training architecture useful for transferring expertise in teleoperation-based manipulation between two human users. The objective is to construct a reality-based haptic ...
    • Trust in Emergency Evacuation Robots 

      Robinette, Paul; Howard, Ayanna M. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 2012-11)
      Would you trust a robot to lead you to safety in an emergency? What design would best attract your attention in a smoke-filled environment? How should the robot behave to best increase your trust? To answer these questions, ...
    • Understanding a Child’s play for Robot Interaction by Sequencing Play Primitives using Hidden Markov Models 

      Park, Hae Won; Howard, Ayanna M. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 2010-05)
      In this paper, we discuss a methodology to build a system for a robot playmate that extracts and sequences low-level play primitives during a robot-child interaction scenario. The motivation is to provide a robot with basic ...
    • Upper Limb Rehabilitation and Evaluation of Children Using a Humanoid Robot 

      Brooks, Douglas Antwonne; Howard, Ayanna (Georgia Institute of TechnologyAssociation for Computing Machinery, 2009-11)
      This paper discusses a preliminary approach to matching child movements with robotic movements for the purpose of evaluating child upper limb rehabilitation exercises. Utilizing existing algorithms termed Motion History ...
    • Upper-bound cost analysis of a market-based algorithm applied to the initial formation problem 

      Viguria Jimenez, Luis Antidio; Howard, Ayanna M. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 2007-11)
      In this paper, an analysis of a market-based approach applied to the Initial Formation Problem is presented. This problem tries to determine which mobile sensor should go to each position of a desired formation in order ...
    • Using a Shared Tablet Workspace for Interactive Demonstrations during Human-Robot Learning Scenarios 

      Park, Hae Won; Coogle, Richard A.; Howard, Ayanna M. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 2014)
      One of the key elements for building a long-term robotic companion is incorporating the ability for a robot to continuously learn and engage in new tasks. Utilizing a defined workspace that provides various shared content ...
    • Using Floating-Gate Based Programmable Analog Arrays for Real-Time Control of a Game-Playing Robot 

      Koziol, Scott; Lenz, David; Hilsenbeck, Sebastian; Chopra, Smriti; Hasler, Paul; Howard, Ayanna M. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 2011-10)
      This paper presents preliminary results of a mobile manipulator robot tasked to play the classic Towers of Hanoi game. We first discuss the control algorithms necessary to enable necessary game-playing behavior and provide ...
    • Using Haptic and Auditory Interaction Tools to Engage Students with Visual Impairments in Robot Programming Activities 

      Howard, Ayanna M.; Park, Chung Hyuk; Remy, Sekou (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 2012-01)
      The robotics field represents the integration of multiple facets of computer science and engineering. Robotics-based activities have been shown to encourage K-12 students to consider careers in computing and have even been ...
    • Validating Mission Relevance of Autonomy Technologies through Increased Science Return 

      Howard, Ayanna M.; Rodriguez, Guillermo (Georgia Institute of Technology, 2003-08)
      The focus of this paper is to present a methodology for validating the relevance of autonomy technologies to current and future space missions. In this paper, we will discuss the objectives of NASA space exploration missions ...
    • Validation of Accuracy of the Super Pop VR™ Kinematic Assessment Methodology Using Markerless Versus Marker-Based Motion Capture Systems 

      García-Vergara, Sergio; Robinette, Paul; Chen, Yu-Ping; Howard, Ayanna M. (Georgia Institute of Technology, 2016)
      Therapists and clinicians have been combining virtual reality (VR) systems for rehabilitation purposes with motion capture systems to accurately keep track of the users' movements and better analyze their kinematic ...
    • Vision-based force guidance for improved human performance in a teleoperative manipulation system 

      Park, Chung Hyuk; Howard, Ayanna M. (Georgia Institute of TechnologyInstitute of Electrical and Electronics Engineers, 2007-11)
      In this paper, we discuss a methodology that employs vision-based force guidance techniques for improving human performance with respect to a teleoperated manipulation system. The primary focus of the approach is to study ...
    • Vision-Based Terrain Characterization and Traversability Assessment 

      Howard, Ayanna; Seraji, Homayoun (Georgia Institute of TechnologyWiley-Blackwell, 2001-10)
      This article presents novel techniques for real-time terrain characterization and assessment of terrain traversability for a field mobile robot using a vision system and artificial neural networks. The key terrain ...