Neural Network Scenario Block Layer for Interpretable Scene Classification

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Solution Overview

Problem

Current image processing systems lack the ability to reason about high-level content in real-world scene images and provide human-understandable explanations for their decisions, which is crucial for applications like robotics, autonomous vehicles, and medical diagnostics, where trust and interpretability are essential.

Innovation Solution

The development of an image processing neural network system that includes a scenario block layer for scene classification, generating a dictionary of scenarios and vector of scenario encoding coefficients, allowing for human-interpretable scene understanding and decision explanations, with the capability to update models based on new data and incorporate topic modeling for enhanced content understanding.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If traditional image processing systems are used for scene classification, then processing speed and simplicity are maintained, but the ability to provide human-understandable explanations and reason about high-level content is lost

Engineering Contradiction:
Improveloss of interpretabilityVSAvoidsystem complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The neural network is segmented into distinct functional layers: convolutional layers for feature extraction, pooling layers for dimensionality reduction, and a scenario block layer for interpretable scene classification. This segmentation allows each layer to perform a specific function, with the scenario block generating human-understandable explanations while maintaining processing efficiency.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The scenario block layer acts as an intermediary between the feature extraction layers and the final classification output. It generates scenario descriptions that serve as intermediate representations, providing human-interpretable explanations of what the network is detecting while still enabling accurate scene classification.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If scene classification accuracy is improved through detailed analysis, then reliability increases, but processing time and computational resources increase

Engineering Contradiction:
Improveclassification reliabilityVSAvoidprocessing time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The convolutional and pooling layers perform preliminary feature extraction and dimensionality reduction before the scenario block performs detailed scene analysis. This preliminary processing reduces the computational burden on subsequent layers, enabling detailed analysis without excessive processing time.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The scenario block focuses on analyzing only the most relevant features and scenarios for classification, rather than performing exhaustive analysis of all possible scene elements. This partial analysis approach maintains high reliability while reducing processing time by concentrating computational resources on critical discriminative features.

Inventive Principle:
Principle #16Partial or excessive action

3Ease of operation

If the system provides detailed scenario explanations for each classification, then interpretability improves, but the complexity of the output and processing increases

Engineering Contradiction:
ImproveinterpretabilityVSAvoidoutput complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The scenario block generates explanations at different levels of detail depending on the specific classification task and input characteristics. Rather than providing uniformly detailed explanations for all cases, the system adapts the level of explanation to match the complexity of the scene and the needs of the application, making interpretation easier without unnecessary complexity.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS11386655B2Image processing neural network systems and methods with scene understanding
Publication Date: 2022.07.12 RUTGERS THE STATE UNIV
  • US11386655B2 patent drawing
  • US11386655B2 patent drawing
  • US11386655B2 patent drawing

AI summary

An image processing neural network system includes a base net of at least one convolutional layer and at least one pooling layer; and a scenario block layer. The scenario block layer performs scene classification and generates a dictionary of scenarios and a vector of scenario encoding coefficients to output a probabilistic scene class assignment and the vector of scenario encoding coefficients. The vector of scenario encoding coefficients corresponds to reasoning for the scene classification.