Search Results - "Roberts, Rodney G."

A more compact expression of relative Jacobian based on individual manipulator Jacobians by Jamisola, Rodrigo S., Roberts, Rodney G.

“…This work presents a re-derivation of relative Jacobian matrix for parallel (dual-arm) manipulators, expressed in terms of the individual manipulator Jacobians…”
Get full text

Dynamical Graph Theory Networks Methods for the Analysis of Sparse Functional Connectivity Networks and for Determining Pinning Observability in Brain Networks by Meyer-Bäse, Anke, Roberts, Rodney G, Illan, Ignacio A, Meyer-Bäse, Uwe, Lobbes, Marc, Stadlbauer, Andreas, Pinker-Domenig, Katja

“…Neuroimaging in combination with graph theory has been successful in analyzing the functional connectome. However almost all analysis are performed based on…”
Get full text

Synthetic data generation for classification via uni-modal cluster interpolation by Coyle, Eric J., Roberts, Rodney G., Collins, Emmanuel G., Barbu, Adrian

“…The observations used to classify data from real systems often vary as a result of changing operating conditions (e.g. velocity, load, temperature, etc.)…”
Get full text

Practical Estimation of Accuracy in Power Hardware-in-the-Loop Simulation Using Impedance Measurements by Langston, James, Szymanski, Thiago, Schoder, Karl, Steurer, Michael Mischa, Roberts, Rodney G.

“…Power hardware-in-the-loop (PHIL) simulation is a technique whereby actual power hardware is interfaced to a virtual surrounding system, simulated in…”
Get full text

Bio-Inspired Modular Relative Jacobian for Holistically Controlled Four-Arm Manipulators Using Opposite and Adjacent Dual-Arm Pairs by Jamisola, Rodrigo S., Roberts, Rodney G.

“…This work presents a holistic approach to control a robot with four arms as a single manipulator (with a single end-effector) using a modular relative…”
Get full text

Task-Space Modular Dynamics for Dual-Arms Expressed through a Relative Jacobian by Jamisola, Rodrigo S., Kormushev, Petar S., Roberts, Rodney G., Caldwell, Darwin G.

“…This paper presents modular dynamics for dual-arms, expressed in terms of the kinematics and dynamics of each of the stand-alone manipulators. The two arms are…”
Get full text

A Kinematic Analysis and Evaluation of Planar Robots Designed From Optimally Fault-Tolerant Jacobians by Ben-Gharbia, Khaled M., Maciejewski, Anthony A., Roberts, Rodney G.

“…It is common practice to design a robot's kinematics from the desired properties that are locally specified by a manipulator Jacobian. In this work, the…”
Get full text

Designing a Failure-Tolerant Workspace for Kinematically Redundant Robots by Hoover, Randy C., Roberts, Rodney G., Maciejewski, Anthony A., Naik, Priya S., Ben-Gharbia, Khaled M.

“…Kinematically redundant manipulators are inherently more robust to locked joint failures than non-redundant manipulators. However, if poorly designed,…”
Get full text

Kinematic Design of Manipulators with Seven Revolute Joints Optimized for Fault Tolerance by Ben-Gharbia, Khaled M., Maciejewski, Anthony A., Roberts, Rodney G.

“…A local definition of fault tolerance, based on properties of the manipulator Jacobian, is used to generate the kinematics of seven degree-of-freedom (DOF)…”
Get full text

Experimental Testing of Bandstop Wave Filter to Mitigate Wave Reflections in Bilateral Teleoperation by Ogunrinde, Isaac O., Adetu, Collins F., Moore, Carl A., Roberts, Rodney G., McQueen, Keimargeo

“…A bilateral teleoperation system can become unstable in the presence of a modest time delay. However, the wave variable algorithm provides stable operation for…”
Get full text

Fundamental Limitations on Designing Optimally Fault-Tolerant Redundant Manipulators by Roberts, R.G., Hyun Geun Yu, Maciejewski, A.A.

“…In this paper, the authors examine the problem of designing nominal manipulator Jacobians that are optimally fault tolerant to one or more joint failures…”
Get full text

Failure-tolerant path planning for kinematically redundant manipulators anticipating locked-joint failures by Jamisola, R.S., Maciejewski, A.A., Roberts, R.G.

“…This work considers kinematic failure tolerance when obstacles are present in the environment. It addresses the issue of finding a collision-free path such…”
Get full text

Differential gene expression in Alternaria gaisen exposed to dark and light by Roberts, Rodney G, Bischoff, Joseph F, Reymond, Stephen T

“…Character states during sporulation have been used to segregate and describe many small-spored species of Alternaria, but some are not supported by published…”
Get full text

Chlorine Dioxide for Reduction of Postharvest Pathogen Inoculum during Handling of Tree Fruits by ROBERTS, R. G, REYMOND, S. T

“…Classifications Services AEM Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley Reddit…”
Get full text

Stiffness mapping of compliant parallel mechanisms in a serial arrangement by Jung, Hyun K., Crane, Carl D., Roberts, Rodney G.

“…This paper presents a stiffness mapping of a mechanism having two compliant parallel mechanisms in a serial arrangement. A derivative of the wrench connecting…”
Get full text

Effects of Varying Mass on Wave Reflections during Wave Variable Teleoperation by Adetu, Collins F., Roberts, Rodney G., Moore, Carl A.

“…The wave variable method allows for stable bilateral teleoperation in the presence of time delay. However, the appearance of transient oscillations, known as…”
Get full text

Fast Eigenspace Decomposition of Images of Objects With Variation in Illumination and Pose by Hoover, R C, Maciejewski, A A, Roberts, R G

“…Many appearance-based classification problems such as principal component analysis, linear discriminant analysis, and locally preserving projections involve…”
Get full text

Using the low-resolution properties of correlated images to improve the computational efficiency of eigenspace decomposition by Saitwal, K., Maciejewski, A.A., Roberts, R.G., Draper, B.A.

“…Eigendecomposition is a common technique that is performed on sets of correlated images in a number of computer vision and robotics applications…”
Get full text

On the limitations of designing equally fault-tolerant configurations for kinematically redundant manipulators by Siddiqui, Salman A, Roberts, Rodney G

“…In environments that are remote and hazardous, tasks such as repairing and maintaining a robot manipulator can be extremely difficult and costly. Under such…”
Get full text

A New Expression for the Passivity Bound for a Class of Sampled-Data Systems by Roberts, Rodney G., Moore, Carl A., Colgate, J. Edward

“…In this article, we characterize the passivity of a class of haptic systems modeled as a simple sampled-data system. We guarantee passivity by ensuring that…”
Get full text