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Search Publications by: Roger V. Bostelman ()

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Displaying 76 - 100 of 126

Recent Developments of the HLPR Chair

June 15, 2007
Author(s)
Roger V. Bostelman, James S. Albus, Tommy Chang
The Home Lift, Position and Rehabilitation (HLPR) Chair, developed at the National Institute of Standards and Technology (NIST) within the Intelligent Systems Division (ISD) from 2005 to 2006, is currently being evaluated for static stability using

Learning in a Hierarchical Control System: 4D/RCS in the DARPA LAGR Program

December 29, 2006
Author(s)
James S. Albus, Roger V. Bostelman, Tommy Chang, Tsai H. Hong, William P. Shackleford, Michael O. Shneier
The Defense Applied Research Projects Agency (DARPA) Learning Applied to Ground Vehicles (LAGR) program aims to develop algorithms for autonomous vehicle navigation that learn how to operate in com-plex terrain. Over many years, the National Institute of

Applications of a 3D Range Camera Towards Healthcare Mobility Aids

October 3, 2006
Author(s)
Roger V. Bostelman, Peter Russo, James S. Albus, Tsai Hong Hong, Rajmohan Madhavan
The National Institute of Standards and Technology (NIST) has recently studied a new 3D range camera for use on mobile robots. These robots have potential applications in manufacturing, healthcare and perhaps several other service related areas beyond the

Unstructured Facility Navigation by Applying the NIST 4D/RCS Architecture

September 5, 2006
Author(s)
Roger V. Bostelman, Tsai Hong Hong, Tommy Chang, William P. Shackleford, Michael O. Shneier
The National Institute of Standards and Technology s (NIST) Intelligent Systems Division (ISD) is working with the material handling industry, specifically on automated guided vehicles, to develop next generation vehicles. ISD is also a participant in the

HLPR Chair* - A Service Robot for the Healthcare Industry

September 1, 2006
Author(s)
Roger V. Bostelman, James S. Albus
The National Institute of Standards and Technology (NIST) Intelligent Systems Division (ISD) has been working on a healthcare mobility system capable of mobilizing wheelchair dependents, providing patient lift and even rehabilitation. Targeted at the aging

THE LAGR PROJECT - Integrating Learning Into the 4D/RCS Control Hierarchy

August 31, 2006
Author(s)
James S. Albus, Roger V. Bostelman, Tsai H. Hong, William P. Shackleford, Michael O. Shneier
The National Institute of Standards and Technology s (NIST) Intelligent Systems Division (ISD) has been a part of the Defense Advanced Research Project Agency (DARPA) LAGR (Learning Applied to Ground Robots) Project. The NIST team s objective for the LAGR

The LAGR Project. Integrating learning into the 4D/RCS Control Hierarchy

August 1, 2006
Author(s)
James S. Albus, Roger V. Bostelman, Tsai H. Hong, Tommy Chang, William P. Shackleford, Michael O. Shneier
The National Institute of Standards and Technology?s (NIST) Intelligent Systems Division (ISD) is a par-ticipant in the Defense Advanced Research Project Agency (DARPA) LAGR (Learning Applied to Ground Robots) Project. The NIST team?s objective for the

Experiments toward Non-contact Safety Standards for Automated Industrial Vehicles

June 28, 2006
Author(s)
Roger V. Bostelman, Tsai Hong Hong, Rajmohan Madhavan
The performance evaluation of an obstacle detection and segmentation algorithm is explained upon comparing a new range camera to ground truth. Automated Guided Vehicles (AGVs) in factory-like environments may one day utilize this algorithm for advanced

Performance Analysis of Unmanned Vehicle Positioning and Obstacle Mapping

June 27, 2006
Author(s)
Roger V. Bostelman, Tsai Hong Hong, Rajmohan Madhavan, Tommy Chang, Harry A. Scott
As unmanned ground vehicles take on more and more intelligent tasks, determination of potential obstacles and accurate estimation of their position become critical for successful navigation and path planning. The performance analysis of obstacle mapping

THE LAGR PROJECT - Integrating learning into the 4D/RCS Control Hierarchy

June 27, 2006
Author(s)
James S. Albus, Roger V. Bostelman, Tsai H. Hong, William P. Shackleford, Michael O. Shneier
The National Institute of Standards and Technology's (NIST) Intelligent Systems Division (ISD) has been a part of the Defense Advanced Research Project Agency (DARPA) LAGR (Learning Applied to Ground Robots) Project. The NIST team's objective for the LAGR

3D Range Imaging for Urban Search and Rescue Robotics Research

June 26, 2006
Author(s)
Roger V. Bostelman, Tsai Hong Hong, Rajmohan Madhavan, Brian A. Weiss
Urban search and rescue (US&R) operations can be extremely dangerous for human rescuers during disaster response. Human task forces carrying necessary tools and equipment and having the required skills and techniques, are deployed for the rescue of victims

Learning in a Hierarchical Control System: 4D/RCS in the DARPA LAGR Program

June 26, 2006
Author(s)
James S. Albus, Roger V. Bostelman, Tommy Chang, Tsai H. Hong, William P. Shackleford, Michael O. Shneier
The Defense Applied Research Projects Agency (DARPA) Learning Applied to Ground Vehicles (LAGR) program aims to develop algorithms for autonomous vehicle navigation that learn how to operate in com-plex terrain. Over many years, the National Institute of

Safety Standard Advancement Toward Mobile Robot Use Near Humans

June 26, 2006
Author(s)
Roger V. Bostelman, Tsai H. Hong, Rajmohan (. Madhavan, Tommy Chang
As mobile robots have increasingly improved onboard intelligence, they are being used in more flexible manufacturing, warehouse and/or military environments where humans may intervene and interact with these robots frequently causing increased hazards. The

Experiments Toward Non-Contact Safety Standards for Automated Industrial Vehicles

April 1, 2005
Author(s)
Roger V. Bostelman, Tsai Hong Hong, Rajmohan Madhavan
The performance evaluation of an obstacle detection and segmentation algorithm for Automated Guided Vehicle (AGV) navigation in factory-like environments using a new 3D real-time range camera is the subject of this paper. Our approach expands on the US

Obstacle Detection using a TOF Range Camera* for AGV Safety and Navigation

January 3, 2005
Author(s)
Roger V. Bostelman, Tsai Hong Hong, Rajmohan Madhavan
The performance evaluation of an obstacle detection and segmentation algorithm for Automated Guided Vehicle (AGV) navigation in factory-like environments using a 3D real-time range camera is the subject of this paper. Our approach has been tested

Self-contained automated construction deposition system

December 31, 2004
Author(s)
R L. Williams, James S. Albus, Roger V. Bostelman
This article presents a novel autonomous system concept for automated construction of houses and other buildings via deposition of concrete and similar materials. The overall system consists o f a novel cable-suspended mobility subsystem (a selfcontained

Seven-DOF Cable-Suspended Robot with Independent Metrology

October 4, 2004
Author(s)
R L. Williams, B Snyder, James S. Albus, Roger V. Bostelman
This paper presents a new cable-suspended robot. It is a 7-cable spatial design with a closed-form forward pose kinematics solution. Applications include automated machining, construction, and sculpting. This paper presents two new ideas. First, an

3D Cable-Based Cartesian Metrology System

December 31, 2003
Author(s)
R L. Williams, James S. Albus, Roger V. Bostelman
A novel cable-based metrology system is presented wherein six cables are connected in parallel from groundmounted string pots to the moving object or tool of interest. Cartesian pose can be determined for feedback control and other purposes by reading the

Cable-Based Metrology System for Sculpting Assistance

September 1, 2003
Author(s)
R L. Williams, James S. Albus, Roger V. Bostelman
ABSTRACT A novel cable-based metrology system is presented wherein six cables are connected in parallel from ground-mounted string pots to the moving object of interest. Cartesian pose can be determined for feedback control and other purposes by reading