Causal Experiment Units for Continuous Testing and Diagnosis

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Solution Overview

Problem

Existing multivariate learning and optimization techniques struggle with efficiently identifying and utilizing causal relationships in complex, dynamic systems, particularly under conditions of uncertainty, due to challenges such as confounding variables, bias, and the need for extensive a priori knowledge, leading to suboptimal decision-making and optimization.

Innovation Solution

A system and method for self-organized experimental units (SOEUs) that automatically generate and iteratively modify experimental units to identify causal interactions, using confidence intervals to quantify and optimize process decisions, enabling real-time understanding and optimization of complex systems.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional multivariate learning and optimization techniques are used, then decision-making can be performed in complex systems, but the identification and utilization of causal relationships becomes inefficient and suboptimal due to confounding variables and bias

Engineering Contradiction:
Improvecausal relationship identification accuracyVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent segments the complex system into multiple self-organized experimental units (SOEUs), each representing a distinct experimental condition or configuration. This segmentation allows for isolated analysis of causal relationships within each unit while controlling for confounding variables, thereby improving measurement precision without overwhelming system complexity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces confidence intervals as an intermediary mechanism to quantify uncertainty and causal relationships. This intermediary layer provides a statistical framework that bridges the gap between observed data and causal inference, enabling more accurate identification of causal relationships while maintaining manageable system complexity through rigorous statistical control

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If extensive a priori knowledge is required for multivariate learning, then causal relationships can be identified, but the adaptability to dynamic systems decreases and extensive knowledge preparation is needed

Engineering Contradiction:
Improvesystem adaptability to dynamic changesVSAvoida priori knowledge requirements
Core Design Contradiction:
Adaptability or versatilityVSLoss of information

Solution Approach 1:

The patent implements self-organized experimental units that automatically adapt to dynamic system conditions without requiring extensive external guidance or a priori knowledge. The SOEUs self-organize based on observed data patterns, enabling the system to adapt to changing conditions while minimizing the loss of information that would otherwise require extensive pre-programmed knowledge

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent employs dynamic confidence interval calculations that continuously adapt to changing system conditions and data quality. This dynamic approach allows the system to maintain high adaptability to dynamic changes while efficiently utilizing available information, reducing the need for extensive a priori knowledge about system behavior under various conditions

Inventive Principle:
Principle #15Dynamics

3Productivity

If randomized controlled experimentation is transformed into fully automated processes, then decision-making efficiency improves, but the complexity of generating and managing self-organized experimental units increases

Engineering Contradiction:
Improvedecision-making efficiencyVSAvoidexperimental unit generation complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent creates a universal framework for generating self-organized experimental units that can be applied across multiple domains and system types. This universal approach consolidates the complexity of experimental unit generation into a standardized process that automatically adapts to different contexts, thereby improving decision-making efficiency while managing complexity through reuse and standardization

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent implements feedback mechanisms where confidence intervals and causal inference results continuously inform the generation and modification of subsequent experimental units. This feedback loop automates the refinement of experimental designs based on accumulated knowledge, improving decision-making efficiency while systematically managing the complexity of experimental unit generation through data-driven adaptation

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20250208591A1Deep causal learning for continuous testing, diagnosis, and optimization
Publication Date: 2025.06.26 3M INNOVATIVE PROPERTIES CO
  • US20250208591A1 patent drawing
  • US20250208591A1 patent drawing
  • US20250208591A1 patent drawing

AI summary

A system and methods for multivariant learning and optimization repeatedly generate self-organized experimental units (SOEUs) based on the one or more assumptions for a randomized multivariate comparison of process decisions to be provided to users of a system. The SOEUs are injected into the system to generate quantified inferences about the process decisions. Responsive to injecting the SOEUs, at least one confidence interval is identified within the quantified inferences, and the SOEUs are iteratively modified based on the at least one confidence interval to identify at least one causal interaction of the process decisions within the system. The causal interaction can be used for testing, diagnosis, and optimization of the system performance.