Ralph L. Hollis

Affiliations:
  • Carnegie Mellon University, Pittsburgh, USA


According to our database1, Ralph L. Hollis authored at least 79 papers between 1985 and 2021.

Collaborative distances:
  • Dijkstra number2 of four.
  • Erdős number3 of four.

Timeline

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Bibliography

2021
Momentum based Whole-Body Optimal Planning for a Single-Spherical-Wheeled Balancing Mobile Manipulator.
Proceedings of the IEEE/RSJ International Conference on Intelligent Robots and Systems, 2021

2019
The Mechanics and Control of Leaning to Lift Heavy Objects with a Dynamically Stable Mobile Robot.
Proceedings of the International Conference on Robotics and Automation, 2019

Development of a Humanoid Dual Arm System for a Single Spherical Wheeled Balancing Mobile Robot.
Proceedings of the 19th IEEE-RAS International Conference on Humanoid Robots, 2019

2017
Multirate Kalman filter rejects impulse noise in frequency-domain-multiplexed tracker measurements.
Proceedings of the 2017 IEEE SENSORS, Glasgow, United Kingdom, October 29, 2017

Toward Improved Electromagnetic Tracking for Handheld Robotics.
Proceedings of the 3rd International Conference on Mechatronics and Robotics Engineering, 2017

2016
A 2-DOF manipulator for micro-assembly in a minifactory.
Proceedings of the 2016 IEEE International Conference on Robotics and Biomimetics, 2016

Electromagnetic tracker for active handheld robotic systems.
Proceedings of the 2016 IEEE SENSORS, Orlando, FL, USA, October 30 - November 3, 2016, 2016

Initial results for a ballbot driven with a spherical induction motor.
Proceedings of the 2016 IEEE International Conference on Robotics and Automation, 2016

2015
Psychophysical Evaluation of Haptic Perception Under Augmentation by a Handheld Device.
Hum. Factors, 2015

Operation of the ballbot on slopes and with center-of-mass offsets.
Proceedings of the IEEE International Conference on Robotics and Automation, 2015

Sit-to-stand assistance with a balancing mobile robot.
Proceedings of the IEEE International Conference on Robotics and Automation, 2015

Six-stator spherical induction motor for balancing mobile robots.
Proceedings of the IEEE International Conference on Robotics and Automation, 2015

2014
The ballbot: An omnidirectional balancing mobile robot.
Int. J. Robotics Res., 2014

Fast, dynamic trajectory planning for a dynamically stable mobile robot.
Proceedings of the 2014 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2014

Human-approaching trajectories for a person-sized balancing robot.
Proceedings of the 2014 IEEE Workshop on Advanced Robotics and its Social Impacts, 2014

2013
The Physical Basis of Perceived Roughness in Virtual Sinusoidal Textures.
IEEE Trans. Haptics, 2013

Integrated motion planning and control for graceful balancing mobile robots.
Int. J. Robotics Res., 2013

Shape space planner for shape-accelerated balancing mobile robots.
Int. J. Robotics Res., 2013

Bimanual haptic teleoperation for discovering and uncovering buried objects.
Proceedings of the 2013 IEEE International Conference on Robotics and Automation, 2013

Differentially flat trajectory generation for a dynamically stable mobile robot.
Proceedings of the 2013 IEEE International Conference on Robotics and Automation, 2013

Development and control of a three DOF spherical induction motor.
Proceedings of the 2013 IEEE International Conference on Robotics and Automation, 2013

2012
Hand-Held Force Magnifier for Surgical Instruments: Evolution toward a Clinical Device.
Proceedings of the Augmented Environments for Computer-Assisted Interventions, 2012

Integrated planning and control for graceful navigation of shape-accelerated underactuated balancing mobile robots.
Proceedings of the IEEE International Conference on Robotics and Automation, 2012

Planning in high-dimensional shape space for a single-wheeled balancing mobile robot with arms.
Proceedings of the IEEE International Conference on Robotics and Automation, 2012

Development and control of a three DOF planar induction motor.
Proceedings of the IEEE International Conference on Robotics and Automation, 2012

2011
Force, Torque, and Stiffness: Interactions in Perceptual Discrimination.
IEEE Trans. Haptics, 2011

Roughness Perception in Virtual Textures.
IEEE Trans. Haptics, 2011

Hand-Held Force Magnifier for Surgical Instruments.
Proceedings of the Information Processing in Computer-Assisted Interventions, 2011

Development of a three-dimensional ball rotation sensing system using optical mouse sensors.
Proceedings of the IEEE International Conference on Robotics and Automation, 2011

2010
Hybrid control for navigation of shape-accelerated underactuated balancing systems.
Proceedings of the 49th IEEE Conference on Decision and Control, 2010

2009
Remote haptic feedback from a dynamic running machine.
Proceedings of the 2009 IEEE International Conference on Robotics and Automation, 2009

State transition, balancing, station keeping, and yaw control for a dynamically stable single spherical wheel mobile robot.
Proceedings of the 2009 IEEE International Conference on Robotics and Automation, 2009

Trajectory planning and control of an underactuated dynamically stable single spherical wheeled mobile robot.
Proceedings of the 2009 IEEE International Conference on Robotics and Automation, 2009

Human-robot physical interaction with dynamically stable mobile robots.
Proceedings of the 4th ACM/IEEE International Conference on Human Robot Interaction, 2009

Good vibrations: Asymmetric vibrations for directional haptic cues.
Proceedings of the World Haptics 2009, 2009

2008
Maglev haptics: butterfly haptic's new user interface technology.
Proceedings of the International Conference on Computer Graphics and Interactive Techniques, 2008

Haptic Rendering and Psychophysical Evaluation of a Virtual Three-Dimensional Helical Spring.
Proceedings of the 2008 Symposium on Haptic Interfaces for Virtual Environment and Teleoperator Systems, 2008

The Geometric Model for Perceived Roughness Applies to Virtual Textures.
Proceedings of the 2008 Symposium on Haptic Interfaces for Virtual Environment and Teleoperator Systems, 2008

2007
JND Analysis of Texture Roughness Perception using a Magnetic Levitation Haptic Device.
Proceedings of the Second Joint EuroHaptics Conference and Symposium on Haptic Interfaces for Virtual Environment and Teleoperator Systems, 2007

2006
A Dynamically Stable Single-wheeled Mobile Robot with Inverse Mouse-ball Drive.
Proceedings of the 2006 IEEE International Conference on Robotics and Automation, 2006

2005
One Is Enough!.
Proceedings of the Robotics Research: Results of the 12th International Symposium, 2005

2004
Design and Operation of a Force-reflecting Magnetic Levitation Coarse-fine Teleoperation System.
Proceedings of the 2004 IEEE International Conference on Robotics and Automation, 2004

Free-roaming Planar Motors: Toward Autonomous Precision Planar Mobile Robots.
Proceedings of the 2004 IEEE International Conference on Robotics and Automation, 2004

2003
A telemanipulation system for psychophysical investigation of haptic interaction.
Proceedings of the 2003 IEEE International Conference on Robotics and Automation, 2003

2002
Virtual Peg-in-Hole Performance Using a 6-DOF Magnetic Levitation Haptic Device: Comparison with Real Forces and with Visual Guidance Alone.
Proceedings of the 10th Symposium on Haptic Interfaces for Virtual Environment and Teleoperator Systems, 2002

2001
Distributed Coordination in Modular Precision Assembly Systems.
Int. J. Robotics Res., 2001

Comparison of 3-D haptic peg-in-hole tasks in real and virtual environments.
Proceedings of the IEEE/RSJ International Conference on Intelligent Robots and Systems, 2001

A precision manipulator module for assembly in a minifactory environment.
Proceedings of the IEEE/RSJ International Conference on Intelligent Robots and Systems, 2001

2000
Lorentz Magnetic Levitation for Haptic Interaction: Device Design, Performance, and Integration with Physical Simulations.
Int. J. Robotics Res., 2000

Force-Based Interaction for Distributed Precision Assembly.
Proceedings of the Experimental Robotics VII [ISER 2000, 2000

Simulation and Experimental Evaluation of Complete Sensor-Based Coverage in Rectilinear Environments.
Proceedings of the Experimental Robotics VII [ISER 2000, 2000

Optical Coordination Sensor for Precision Cooperating Robots.
Proceedings of the 2000 IEEE International Conference on Robotics and Automation, 2000

Visually Guided Coordination for Distributed Precision Assembly.
Proceedings of the 2000 IEEE International Conference on Robotics and Automation, 2000

Cooperative Coverage of Rectilinear Environments.
Proceedings of the 2000 IEEE International Conference on Robotics and Automation, 2000

1999
WYSIWYF Display: A Visual/Haptic Interface to Virtual Environment.
Presence Teleoperators Virtual Environ., 1999

Fluorescent Dye Based Optical Position Sensing for Planar Linear Motors.
Proceedings of the 1999 IEEE International Conference on Robotics and Automation, 1999

Interaction with a Realtime Dynamic Environment Simulation Using a Magnetic Levitation Haptic Interface Device.
Proceedings of the 1999 IEEE International Conference on Robotics and Automation, 1999

1998
3-DOF Closed-Loop Control for Planar Linear Motors.
Proceedings of the IEEE International Conference on Robotics and Automation, 1998

Integrated Precision 3-DOF Position Sensor for Planar Linear Motors.
Proceedings of the IEEE International Conference on Robotics and Automation, 1998

1997
Agile assembly architecture: an agent based approach to modular precision assembly systems.
Proceedings of the 1997 IEEE International Conference on Robotics and Automation, 1997

Force characterization and commutation of planar linear motors.
Proceedings of the 1997 IEEE International Conference on Robotics and Automation, 1997

1996
What You Can See is What You Can Feel - Development of Visual/Haptic Interface to Virtual Environment.
Proceedings of the 1996 Virtual Reality Annual International Symposium, 1996

Vision-based visual/haptic registration for WYSIWYF display.
Proceedings of IEEE/RSJ International Conference on Intelligent Robots and Systems. IROS 1996, 1996

Cooperative 2-DOF robots for precision assembly.
Proceedings of the 1996 IEEE International Conference on Robotics and Automation, 1996

1995
Design and control of a force-reflecting teleoperation system with magnetically levitated master and wrist.
IEEE Trans. Robotics Autom., 1995

Sensor based registration and stacking of electronic substrate layers.
IEEE Robotics Autom. Mag., 1995

Magnetic and optical-fluorescence position sensing for planar linear motors.
Proceedings of IEEE/RSJ International Conference on Intelligent Robots and Systems, 1995

Interacting with virtual environments using a magnetic levitation haptic interface.
Proceedings of IEEE/RSJ International Conference on Intelligent Robots and Systems, 1995

1994
Accurate Alignment of Laminate Materials Using Sensor-Based Robot Techniques.
Proceedings of the 1994 International Conference on Robotics and Automation, 1994

1993
Precision Assembly with a Magnetically Levitated Wrist.
Proceedings of the 1993 IEEE International Conference on Robotics and Automation, 1993

1992
A force-reflecting teleoperation system with magnetically levitated master and wrist.
Proceedings of the 1992 IEEE International Conference on Robotics and Automation, 1992

Real and virtual coarse-fine robot bracing strategies for precision assembly.
Proceedings of the 1992 IEEE International Conference on Robotics and Automation, 1992

Design and control of an air-bearing supported three degree-of-freedom fine positioner.
Proceedings of the 1992 IEEE International Conference on Robotics and Automation, 1992

1991
A six-degree-of-freedom magnetically levitated variable compliance fine-motion wrist: design, modeling, and control.
IEEE Trans. Robotics Autom., 1991

1989
A vision based correlator to actively damp vibrations of a coarse-fine manipulator.
Proceedings of the 1989 IEEE International Conference on Robotics and Automation, 1989

1988
A magnetically levitated fine motion wrist: kinematics, dynamics and control.
Proceedings of the 1988 IEEE International Conference on Robotics and Automation, 1988

Sensors for robotic assembly.
Proceedings of the 1988 IEEE International Conference on Robotics and Automation, 1988

1985
Precise Manipulation with Endpoint Sensing.
IBM J. Res. Dev., 1985

A planar XY robotic fine positioning device.
Proceedings of the 1985 IEEE International Conference on Robotics and Automation, 1985


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