IP Library › Granted Patent US 12,566,987
Granted Patent B2
US 12,566,987 · App. 17/796,154 · Granted Mar 3, 2026

Quantum computing based deep learning for detection, diagnosis and other applications

Inventors: Fengqi You (Ithaca, NY); Akshay Sukumar Ajagekar (Ithaca, NY)
Assignee: Cornell University
G06N10/20G06N3/0475
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Quick Facts
Patent No.
US 12,566,987
App. No.
17/796,154
Filed
Jul 28, 2022
Granted
Mar 3, 2026
Kind
B2
Art Unit
2127
USPC
706/62
Abstract

A method in an illustrative embodiment comprises configuring a machine learning system with a multi-layer network architecture comprising at least one neural network and one or more additional network layers, training the neural network at least in part utilizing quantum sampling performed by a quantum computing device, obtaining data characterizing a monitored system, processing at least a portion of the obtained data through at least a portion of the multi-layer network architecture of the machine learning system to generate a prediction of at least one characteristic of the monitored system from the obtained data, and executing at least one automated action relating to the monitored system based at least in part on the generated prediction. The neural network may comprise, for example, a deep belief network (DBN) that includes at least first and second restricted Boltzmann machines (RBMs) of respective first and second different types, or at least one conditional restricted Boltzmann machine (CRBM).

Claims (47)

1 . A method comprising:

configuring a machine learning system with a multi-layer network architecture comprising at least one neural network and one or more additional network layers;

training the neural network at least in part utilizing quantum sampling performed by a quantum computing device, wherein the neural network comprises at least one of (i) a first restricted Boltzmann machine (RBM) of a first type coupled to a second RBM of a second type different than the first type, each of the first and second RBMs being trained using a different dataset of a different type, and (ii) a conditional RBM (CRBM) comprising at least one conditioning layer coupled to respective hidden and visible layers of the CRBM;

obtaining data characterizing a monitored system from at least one sensor device of the monitored system;

processing at least a portion of the obtained data through at least a portion of the multi-layer network architecture of the machine learning system to generate a prediction of at least one characteristic of the monitored system from the obtained data; and

executing at least one automated action relating to the monitored system based at least in part on the generated prediction, wherein executing at least one automated action comprises generating at least one control signal for application to at least one controlled system component of the monitored system in a feedback control loop comprising the at least one sensor device and the at least one controlled system component;

wherein the method is performed by at least one processing device comprising a processor coupled to a memory.

2 . The method of claim 1 wherein at least one of the one or more additional network layers comprises an additional network.

3 . The method of claim 1 wherein the quantum computing device comprises a quantum processing unit configured to perform quantum optimization.

4 . The method of claim 1 wherein the neural network comprises a deep belief network that includes at least the first and second RBMs of respective first and second different types.

5 . The method of claim 4 wherein the first RBM comprises a Gaussian RBM and the second RBM comprises a Bernoulli RBM.

6 . The method of claim 4 wherein training the neural network comprises:

training the first RBM using a first type of unsupervised training; and

training the second RBM using a second type of unsupervised training different than the first type of unsupervised training;

wherein one of the first and second types of unsupervised training comprises quantum generative training that is based at least in part on outputs of the quantum sampling performed by the quantum computing device.

7 . The method of claim 1 wherein the neural network comprises at least first and second deep belief networks, with the first and second deep belief networks being arranged in one of a sequential configuration and a parallel configuration.

8 . The method of claim 7 wherein training the neural network comprises training one of the first and second deep belief networks using data of a first type and training the other of the first and second deep belief networks using data of a second type different than the first type.

9 . The method of claim 1 wherein the neural network comprises a deep belief network that includes at least the CRBM.

10 . The method of claim 9 wherein training the neural network comprises training the CRBM using unsupervised quantum generative training that is based at least in part on outputs of the quantum sampling performed by the quantum computing device.

11 . The method of claim 1 wherein the one or more additional network layers comprise at least one of a fully connected layer, a softmax layer, a rectified linear unit (ReLU) layer, a hyperbolic tangent (tanh) layer, a convolutional layer, a deconvolutional layer, a recurrent layer, and a sigmoid layer.

12 . The method of claim 1 wherein the neural network comprises a deep belief network and wherein training the neural network comprises:

extracting first level features from obtained historical data of the monitored system using a first layer of the deep belief network; and

extracting second level features from the extracted first level features using a second layer of the deep belief network; and

training a classifier as to a state of the monitored system based at least in part on the extracted second level features;

wherein the generated prediction of at least one characteristic of the monitored system comprises a predicted probability that the obtained data is indicative of a first state or a second state of the monitored system, the second state being different than the first state.

13 . The method of claim 12 wherein at least one of the first level features and the second level features are extracted at least in part utilizing a classical computing device.

14 . The method of claim 12 wherein at least one of the first level features and the second level features are extracted at least in part utilizing the quantum computing device.

15 . The method of claim 1 wherein executing at least one automated action relating to the monitored system based at least in part on the generated prediction further comprises at least one of generating at least a portion of at least one output display for presentation on at least one user terminal and generating an alert for delivery to at least user terminal.

16 . The method of claim 1 wherein processing at least a portion of the obtained data through at least a portion of the multi-layer network architecture of the machine learning system to generate a prediction of at least one characteristic of the monitored system from the obtained data comprises generating predictions of at least one characteristic of each of a plurality of components of the monitored system to determine presence or absence of multiple distinct fault types associated with respective ones of the plurality of components.

17 . A system comprising:

at least one processing device comprising a processor coupled to a memory;

the processing device being configured:

to configure a machine learning system with a multi-layer network architecture comprising at least one neural network and one or more additional network layers;

to train the neural network at least in part utilizing quantum sampling performed by a quantum computing device, wherein the neural network comprises at least one of (i) a first restricted Boltzmann machine (RBM) of a first type coupled to a second RBM of a second type different than the first type, each of the first and second RBMs being trained using a different dataset of a different type, and (ii) a conditional RBM (CRBM) comprising at least one conditioning layer coupled to respective hidden and visible layers of the CRBM;

to obtain data characterizing a monitored system from at least one sensor device of the monitored system;

to process at least a portion of the obtained data through at least a portion of the multi-layer network architecture of the machine learning system to generate a prediction of at least one characteristic of the monitored system from the obtained data; and

to execute at least one automated action relating to the monitored system based at least in part on the generated prediction, wherein executing at least one automated action comprises generating at least one control signal for application to at least one controlled system component of the monitored system in a feedback control loop comprising the at least one sensor device and the at least one controlled system component.

18 . The system of claim 17 wherein the neural network comprises a deep belief network that includes at least the first and second RBMs of respective first and second different types.

19 . The system of claim 17 wherein the one or more additional network layers comprise at least one of a fully connected layer, a softmax layer, a rectified linear unit (ReLU) layer, a hyperbolic tangent (tanh) layer, a convolutional layer, a deconvolutional layer, a recurrent layer, and a sigmoid layer.

20 . A computer program product comprising a non-transitory processor-readable storage medium having stored therein program code of one or more software programs, wherein the program code, when executed by at least one processing device comprising a processor coupled to a memory, causes the processing device:

to configure a machine learning system with a multi-layer network architecture comprising at least one neural network and one or more additional network layers;

to train the neural network at least in part utilizing quantum sampling performed by a quantum computing device, wherein the neural network comprises at least one of (i) a first restricted Boltzmann machine (RBM) of a first type coupled to a second RBM of a second type different than the first type, each of the first and second RBMs being trained using a different dataset of a different type, and (ii) a conditional RBM (CRBM) comprising at least one conditioning layer coupled to respective hidden and visible layers of the CRBM;

to obtain data characterizing a monitored system from at least one sensor device of the monitored system;

to process at least a portion of the obtained data through at least a portion of the multi-layer network architecture of the machine learning system to generate a prediction of at least one characteristic of the monitored system from the obtained data; and

to execute at least one automated action relating to the monitored system based at least in part on the generated prediction, wherein executing at least one automated action comprises generating at least one control signal for application to at least one controlled system component of the monitored system in a feedback control loop comprising the at least one sensor device and the at least one controlled system component.

21 . The computer program product of claim 20 wherein the neural network comprises a deep belief network that includes at least the first and second RBMs of respective first and second different types.

22 . The computer program product of claim 20 wherein the one or more additional network layers comprise at least one of a fully connected layer, a softmax layer, a rectified linear unit (ReLU) layer, a hyperbolic tangent (tanh) layer, a convolutional layer, a deconvolutional layer, a recurrent layer, and a sigmoid layer.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 28, 2022
From: YOU, FENGQI; AJAGEKAR, AKSHAY SUKUMAR
To: CORNELL UNIVERSITY
Reel/Frame 060660/0971 →
Continuity (3)
Provisional Application 63021718 · May 8, 2020
Provisional Application 62976862 · Feb 14, 2020
Related Publication 20230094389A1 · Mar 30, 2023
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