Compact Decision Tree Matrices for Efficient Machine Learning Processing

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Solution Overview

Problem

Decision trees used in machine learning become too large and variable, making them difficult to process and analyze effectively.

Innovation Solution

A system is introduced to generate a compact tree representation model in the form of a matrix design, such as an adjacency matrix, to maintain the relationships expressed by the decision tree structure, reducing the size and complexity for efficient processing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If decision trees are used in their native form for machine learning, then they can represent complex decisions and outcomes, but they become too large and variable making them difficult to process and analyze

Engineering Contradiction:
Improvedecision tree representation capabilityVSAvoidtree size and variability
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent transforms the decision tree from its traditional hierarchical structure into a matrix representation, changing the fundamental parameter of data structure. This matrix form maintains the decision logic while reducing size and improving processability, directly resolving the contradiction between representation capability and complexity

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent creates a compact matrix copy of the decision tree that preserves the essential decision-making relationships. Instead of using the full native tree structure, a simplified matrix representation is generated that captures the same logic in a more compact form, reducing size while maintaining functionality

Inventive Principle:
Principle #26Copying

2Productivity

If compact tree representation is generated to reduce data size, then transmission and processing efficiency improve, but the complexity of generating the compact representation increases

Engineering Contradiction:
Improvetransmission and processing efficiencyVSAvoidcompact representation generation complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system performs preliminary transformation of decision trees into compact matrix representations before they are transmitted or processed by machine learning models. This advance preparation eliminates the need for complex real-time compression during transmission or processing, improving overall efficiency despite the initial transformation complexity

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12367400B2System and method for compact tree representation for machine learning
Publication Date: 2025.07.22 PAYPAL INC
  • US12367400B2 patent drawing
  • US12367400B2 patent drawing
  • US12367400B2 patent drawing

AI summary

Aspects of the present disclosure involve systems, methods, devices, and the like for generating compact tree representations applicable to machine learning. In one embodiment, a system is introduced that can retrieve a decision tree structure to generate a compact tree representation model. The compact tree representation model may come in the form of a matrix design to maintain the relationships expressed by the decision tree structure.