Cooking Device Image Recognition for Automatic Program Selection

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Solution Overview

Problem

Premium cooking devices require complex user interactions and limited automatic programs, leading to time-consuming and error-prone manual input processes for cooking various dishes, especially when preparing foods not available as automated options.

Innovation Solution

A method using machine learning-based visual object recognition to identify food through recorded images, selecting an appropriate cooking program based on probability thresholds, and continuously improving the recognition algorithm through user feedback, allowing for reduced user interaction and improved cooking results.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If automatic cooking programs are provided for various dishes, then cooking quality is improved, but device complexity and user interaction steps increase

Engineering Contradiction:
Improvecooking qualityVSAvoiduser interaction steps
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The cooking device automatically identifies the food item using image recognition technology and selects the appropriate cooking program without requiring the user to manually input food information or navigate through menu structures. The system serves itself by autonomously determining cooking parameters based on the recorded image of the food.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces the mechanical interaction system (manual menu navigation and input steps) with an optical recognition system (image recording and machine learning-based food identification). This substitution eliminates the need for users to physically interact with complex menu structures while maintaining high cooking quality.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Adaptability or versatility

If manual input is required for dishes not available as automatic programs, then cooking flexibility is improved, but time consumption and error probability increase

Engineering Contradiction:
Improvecooking flexibilityVSAvoidtime consumption
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The system automatically handles the entire process of food identification and cooking program selection, eliminating the need for users to manually research cooking information or input multiple parameters. The device independently determines the appropriate cooking settings based on image recognition, thereby reducing both time consumption and potential for user error while maintaining cooking flexibility.

Inventive Principle:
Principle #25Self-service

3Device complexity

If standardization of cooking programs is implemented, then device complexity is reduced, but adaptability to individual foods decreases

Engineering Contradiction:
Improveprogram structureVSAvoidadaptation to individual foods
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The patent implements a dynamic system where the cooking device adapts its program selection based on real-time image recognition results. Rather than relying on fixed, pre-defined categories, the system dynamically identifies specific food items and selects or creates appropriate cooking programs, thereby maintaining program structure simplicity while achieving high adaptability to individual foods.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes the fundamental parameter for program selection from manual user input to automated image-based identification. This parameter change enables the device to maintain a standardized program structure while simultaneously adapting to a wide variety of individual food items through automatic recognition and parameter adjustment.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11805939B2Cooking device, system and method for controlling the cooking device
Publication Date: 2023.11.07 MIELE & CO KG
  • US11805939B2 patent drawing
  • US11805939B2 patent drawing
  • US11805939B2 patent drawing

AI summary

A method for controlling a cooking device includes the following steps: recording an image of food; implementing a recognition of the recorded image of the food to determine the likelihood that the food corresponds to known foods. If a probability value exceeds a default threshold value, a cooking program associated with the known food is selected and specified to the cooking device. The probability value for the recorded image and the associated food is increased in response to a user subsequently starting the selected cooking program, and reduced in response to the user discarding the selected cooking program. A cooking device includes a primary control unit for controlling the cooking functions; a network interface with a second control unit, and a camera for recording images of the cooking space. The second control unit processes recorded images independently of the primary control unit and transmits them over the network interface.