A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2017; you can also visit the original URL.
The file type is `application/pdf`

.

## Filters

##
###
Collision-free state estimation

2012
*
2012 IEEE International Conference on Robotics and Automation
*

We illustrate this for

doi:10.1109/icra.2012.6225309
dblp:conf/icra/WongKL12
fatcat:wufitcmfnnbufg2bjyy7brzzfu
*estimating**collision*-*free*configurations for objects resting stably on a 2-D surface, and demonstrate its utility in a real robot perception domain. ... In*state**estimation*, we often want the maximum likelihood*estimate*of the current*state*. ... GENERAL*COLLISION*-*FREE**STATE**ESTIMATION*Returning to the original problem (s j = {x j , y j , θ j }), we can formulate a similar optimization problem: s s s = arg min {s j } M j=1 M ∑ j=1 N j 1 2 s j Σ ...##
###
Estimating probability of collision for safe motion planning under Gaussian motion and sensing uncertainty

2012
*
2012 IEEE International Conference on Robotics and Automation
*

previous stages being

doi:10.1109/icra.2012.6224727
dblp:conf/icra/PatilBA12
fatcat:hshcekn2krcqlki2lfredofbw4
*collision**free*. ... To improve accuracy, we use a novel method to truncate*estimated*a priori*state*distributions to account for the fact that the probability of*collision*at each stage along a plan is conditioned on the ... The conditional distributions computed using our method provide an accurate*estimate*of the distribution of the*collision**free*robot*states*along the plan, thus providing an accurate*estimate*of the probability ...##
###
Air traffic complexity and the interacting particle system method: An integrated approach for collision risk estimation

2011
*
Proceedings of the 2011 American Control Conference
*

This makes it impracticable for

doi:10.1109/acc.2011.5991305
fatcat:mydn7it6xrh4bej45rzgybfw7m
*estimating*the probability of a rare event such as a*collision*, and calls for ad-hoc solutions. ... Preliminary results obtained by applying this integrated approach to a*free*flight scenario are presented in the paper. ... Hence, the en-route*free*flight safety verification problem consists of*estimating*the*collision*probability of*free*flight operations, and comparing this*estimate*with the ICAO established thresholds ...##
###
Diagnostics of a charge breeder electron cyclotron resonance ion source helium plasma with the injection ofNa231+ions

2016
*
Physical Review Accelerators and Beams
*

The obtained data allows

doi:10.1103/physrevaccelbeams.19.053402
fatcat:pktlisqdevfmhdmzmtol2ereqa
*estimating*the upper limit for the ion-ion*collision*mean-*free*path of the incident sodium ions, the lower limit of ion-ion*collision*frequencies for all charge*states*of the sodium ... The ion-ion*collision*frequencies of high charge*state*ions are shown to be at least on the order of 1-10 MHz and the plasma density is*estimated*to be on the order of 10 11 cm −3 or higher. ... The*estimated*upper limits of the ion mean-*free*paths and lower limits of the ion-ion*collision*frequency for different charge*states*of Na are displayed in Table III . ...##
###
Page 411 of The Journal of Chemical Physics Vol. 29, Issue 2
[page]

1958
*
The Journal of Chemical Physics
*

It is usually loosely

*stated*that the ‘‘*collision*complex”’ is entered from the “‘*free*”’*state*, A+B+C, as a result of a three-body*collision*and from the “bound”*state*, AB+C, as a result of a “two-body ... As a result of the above definition there are six ways for a three-body*collision*to occur in the “*free*”*state*and two ways for it to occur in the “bound”*state*. ...##
###
Robust Filter Based Control of A Single-link Flexible Arm and Its Collision Detection Using Innovation Process

2012
*
Proceedings of the ISCIE International Symposium on Stochastic Systems Theory and its Applications
*

This paper describes a method of

doi:10.5687/sss.2012.19
fatcat:cnnqzk5qifh3xlybcfdwx3hsre
*collision*detection and control of a single-link flexible arm using a couple of*state**estimators*. ... The controller generates a control torque based on the*state**estimate*using the robust optimal filter.*Collision*detection is then realized by using the innovation of a Kalman filter. ... (10)*State**Estimators*for Control and*Collision*Detection In this paper we employ two*state**estimators*, i.e. one is for obtaining the*state**estimate*for control; other one is for making the decision ...##
###
Motion sketching for control of rigid-body simulations

2003
*
ACM Transactions on Graphics
*

A multiple-shooting optimization

doi:10.1145/944020.944025
fatcat:uncoswhhf5fr3k6urtwzyusfyi
*estimates*the parameters of a rigid-body simulation needed to simulate an animation that matches the sketch with physically plausible timing and motion. ... Sketches designed with the editing interface consist of several*collision*-*free*segments. The motion within each*collision*-*free*segment is parameterized by the initial*state*. ... For example, edits in the second*collision*-*free*segment adjust the initial*state*at the Fig. 9 . ...##
###
Collision Avoidance Algorithm for Satellite Formation Reconfiguration under the Linearized Central Gravitational Fields

2013
*
Journal of Astronomy and Space Sciences
*

PARAMETERIZATION OF THE

doi:10.5140/jass.2013.30.1.011
fatcat:4bghzfd7afgevmewrgaxjmr5ey
*COLLISION*-*FREE*ENERGY OPTIMAL CONTROL PROBLEM Energy optimal control problem with*collision*avoidance constraints A*collision*-*free*optimal trajectory can be*estimated*by solving ... Similarly in the case of Sultan's algorithm forgravity-*free*space, way-points are introduced for*collision*avoidance and trajectories of satellites are represented by*states*of waypoints. ...##
###
Characterizing High-Energy pp Collisions at the Large Hadron Collider using Thermal Properties
[article]

2020
*
arXiv
*
pre-print

Particle species dependent mean

arXiv:2005.12176v2
fatcat:foeifk2pjzh7rbkm7hhyhs7s6y
*free*path and isobaric expansivity are studied as a function of final*state*charged particle multiplicity for pp*collisions*at √(s) = 7 TeV. ... In this work, we have*estimated*various thermal properties of the matter formed in high-energy pp*collisions*, like mean*free*path (Λ), isobaric expansivity (α), thermal pressure (∂ P/∂ T), heat capacity ... Taking these as inputs, we*estimate*Λ as a function of final*state*event multiplicity, which is shown in Fig. 3 . ...##
###
Thermodynamic and Transport Properties of Matter Formed in pp, p-Pb, Xe-Xe and Pb-Pb Collisions at the Large Hadron Collider using Color String Percolation Model
[article]

2020
*
arXiv
*
pre-print

To have a better understanding of the matter formed in ultra-relativistic

arXiv:2006.04185v2
fatcat:f6baz3nx4baajdsczgef2joex4
*collisions*, using the Color String Percolation Model (CSPM), we have*estimated*initial energy density, mean*free*path, squared ... The critical initial energy density and temperature as*estimated*by lattice QCD, are observed to be achieved for events with final*state*multiplicity 〈 dN_ch/dη〉≥ 20. ... These observations go in line with our recent*estimations*of particle dependent mean*free*path*estimated*using the identified particle spectra in a Tsallis non-extensive framework [54] . ...##
###
Extended-State-Observer-Based Collision-Free Guidance Law for Target Tracking of Autonomous Surface Vehicles with Unknown Target Dynamics

2018
*
Complexity
*

Furthermore, the above result is extended to the case that

doi:10.1155/2018/4154670
fatcat:qjnlsfnok5dnbd2rjcnq6ooufe
*collisions*between the target and leader are avoided during tracking, and a*collision*-*free*target tracking guidance law is developed. ... First, a reduced-order extended*state*observer is used to*estimate*the unknown relative dynamics due to the unavailable velocity of the target. ... A reduced-order extended*state*observer is used to*estimate*the unknown relative dynamics. ...##
###
Free Flight Collision Risk Estimation by Sequential MC Simulation
[chapter]

2006
*
Automation and Control Engineering
*

Hence, the en-route

doi:10.1201/9781420008548.ch10
fatcat:pnochdve3rhqjdihlrfuj75b5a
*free*flight safety verification problem consists of*estimating*the*collision*probability of*free*flight operations, and subsequently comparing this*estimated*level with the ICAO established ... The numerical challenge of this problem, however, differs from*free*flight*collision*risk*estimation*on the following aspects: Introduction of the*state*space by many orders in magnitude. • There are multiple ...##
###
Collision Detection and Control of Single-link Flexible Arm Using Optimal Disturbance Decoupling and Kalman Filters

2012
*
Transactions of the Institute of Systems Control and Information Engineers
*

This paper describes a method using coupled

doi:10.5687/iscie.25.336
fatcat:np2dgulqkrckheni73ld536i4i
*state**estimators*for*collision*detection and control of a single-link flexible arm. ... The controller generates a control torque based on the*state**estimate*by using the Optimal Disturbance Decoupling Filter. ...*Collision*Detection We employ two*state**estimators*. ...##
###
Collision Detection and Control of Parallel-Structured Flexible Manipulators Based on Unscented Kalman Filter
[chapter]

2010
*
Advanced Strategies for Robot Manipulators
*

the

doi:10.5772/10195
fatcat:ygd6i3e3ujbgpeb2hv4skzdgnm
*state*vector of*collision*-*free*system. ... Nonlinear*state**estimation*using UKF The*state*space model described by (21) and (22) is a stochastic nonlinear system with the*collision*input. ... How to reference In order to correctly reference this scholarly work, feel*free*to copy and paste the following: Yuichi Sawada, Yusuke Watanabe and Junki Kondo (2010) . ...##
###
Collision Avoidance Using Spherical Harmonics
[article]

2021
*
arXiv
*
pre-print

In this paper, we propose a novel optimization-based trajectory planner that utilizes spherical harmonics to

arXiv:2107.07117v1
fatcat:i54273zpmrakfb4sx7tclbb2nq
*estimate*the*collision*-*free*solution space around an agent. ... This contrasts with other*state*-of-the-art planners that generate trajectories by*estimating*obstacle boundaries with rough approximations and using heuristic rules to prune a solution space into one that ... With SH*estimation*of the*collision*-*free*space, our optimization-based path planner can produce less conservative trajectories than other*state*-of-the-art planners. ...
« Previous

*Showing results 1 — 15 out of 238,719 results*