The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 13, 2023

Filed:

Aug. 16, 2019
Applicant:

Mitsubishi Electric Research Laboratories, Inc., Cambridge, MA (US);

Inventors:

Uros Kalabic, Boston, MA (US);

Zhaojian Li, Ann Arbor, MI (US);

Abraham Goldsmith, Boston, MA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G05B 13/04 (2006.01); G06N 20/00 (2019.01); G05B 19/406 (2006.01);
U.S. Cl.
CPC ...
G06N 20/00 (2019.01); G05B 13/04 (2013.01); G05B 19/406 (2013.01);
Abstract

A system for controlling an operation of a machine subject to state constraints in continuous state space of the machine and subject to control input constraints in continuous control input space of the machine is provided. The apparatus includes an input interface to accept data indicative of a state of the machine, a memory configured to store an optimization problem for computing the safety margin of a state and action pair satisfying the state constraints and a control policy mapping the state of the machine within a control invariant set (CIS) to a control input satisfying the control input constraints, and a processor configured to iteratively perform a reinforcement learning (RL) algorithm to jointly control the machine and update the control policy.


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