Imaging Apparatus Reinforcement Learning User Intent

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Solution Overview

Problem

Existing camera technologies face challenges in providing imaging control as intended by users, particularly when multiple objects are present, as rule-based methods struggle to accurately focus on the desired object, leading to unintended imaging results.

Innovation Solution

An imaging apparatus equipped with a trained model using reinforcement learning to detect user operations and update connection weights, allowing for personalized imaging settings by rewarding desired outcomes and penalizing undesired ones, thereby learning optimal control operations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Extent of automation

If rule-based automatic control methods are used for imaging functions, then automation is improved, but imaging accuracy and user intent alignment deteriorate

Engineering Contradiction:
ImproveautomationVSAvoidimaging accuracy
Core Design Contradiction:
Extent of automationVSMeasurement precision

Solution Approach 1:

The patent implements feedback by detecting user operations (first operation for finalizing imaging, second operation for interrupting) and using this feedback to update the trained model through reinforcement learning. The model receives rewards or penalties based on whether the imaging result matches user intent, allowing continuous improvement of automation accuracy.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The imaging apparatus performs self-learning through reinforcement learning, where the trained model automatically adjusts imaging settings based on user feedback without requiring manual reconfiguration. The system serves itself by learning from each imaging operation to improve future automatic control accuracy.

Inventive Principle:
Principle #25Self-service

2Ease of operation

If rule-based automatic focusing is applied, then ease of operation is improved, but adaptability to different user preferences deteriorates

Engineering Contradiction:
Improveease of operationVSAvoidadaptability to user preferences
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The patent applies dynamics by transitioning from static rule-based focusing to dynamic model-based focusing that adapts in real-time. The trained model continuously learns from user feedback and adjusts focusing decisions dynamically, allowing the system to adapt to different user preferences while maintaining ease of operation.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes parameters by updating the connection weights of the trained model through reinforcement learning. Instead of using fixed rules, the model's parameters are adjusted based on reward signals from user operations, enabling adaptability to various user preferences while keeping the interface simple.

Inventive Principle:
Principle #35Parameter changes

3Productivity

If automatic imaging control is implemented, then productivity is improved, but reliability of matching user intent deteriorates

Engineering Contradiction:
ImproveproductivityVSAvoidreliability of user intent matching
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent uses feedback from user operations (finalizing or interrupting imaging) to reliably match user intent. The feedback mechanism allows the system to learn from mistakes and improve reliability, while maintaining high productivity through automatic control.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs preliminary learning actions by training the model in advance through reinforcement learning. This preliminary training enables the system to make more reliable imaging decisions automatically, improving both productivity and reliability before actual imaging operations occur.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11165948B2Imaging apparatus for controlling an imaging function that affects an imaging result
Publication Date: 2021.11.02 CANON KK
  • US11165948B2 patent drawing
  • US11165948B2 patent drawing
  • US11165948B2 patent drawing

AI summary

An imaging apparatus configured to estimate information about an imaging setting of the imaging apparatus by using a trained model. The imaging apparatus includes a detection unit configured to detect a first operation for finalizing imaging and a second operation for interrupting imaging of the imaging apparatus in which the imaging setting has been made based on the information estimated by the trained model, and a training unit configured to update a connection weight of the trained model through reinforcement learning by determining, when the first operation is detected by the detection unit, a positive reward, and when the second operation is detected by the detection unit, a negative reward for the information having been estimated when the first or second operation is detected by the detection unit.