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:
Sep. 30, 2025

Filed:

Mar. 16, 2023
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Ikko Hamamura, Kyoto, JP;

Takashi Imamichi, Bunkyo-ku, JP;

Rudy Raymond Harry Putra, Yokohama, JP;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06N 10/00 (2022.01); G06F 17/16 (2006.01);
U.S. Cl.
CPC ...
G06F 17/16 (2013.01); G06N 10/00 (2019.01);
Abstract

VQE is accelerated by performing receiving a qubit Hamiltonian representing a linear combination of a plurality of Pauli strings. Selecting, among the plurality of Pauli strings, one or more Pauli strings that have less influence than a threshold on an eigenvalue of the qubit Hamiltonian. Grouping, based on joint measurability, the unselected Pauli strings among the plurality of Pauli strings into a plurality of groups of jointly measurable Pauli strings Determining that one or more of the selected one or more Pauli strings is jointly measurable with Pauli strings in one of the plurality of groups And adding one or more of the selected one or more Pauli strings to the one of the plurality of groups.


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