LLM Ensemble Summarization Using Semantic Similarity Analysis

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Solution Overview

Problem

Existing technologies face challenges in generating accurate and relevant summaries of complex text content, often introducing idiosyncratic errors due to individual model weaknesses and varying interpretations, which hinders efficient decision-making and communication.

Innovation Solution

A machine learning large language model (LLM) ensemble approach that leverages a combination of diverse models with complementary strengths, using a trained baseline LLM, classification LLM, and multiple finetuned LLMs to generate summaries by aggregating outputs and enhancing contextual understanding through semantic similarity analysis.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a single machine learning LLM is used for text summarization, then the system complexity is low, but the summarization accuracy and reliability deteriorate due to individual model weaknesses and idiosyncratic errors

Engineering Contradiction:
Improvesummarization accuracyVSAvoidmodel ensemble complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines multiple machine learning LLMs into an ensemble system where each model processes the input text independently and their outputs are aggregated. This merging of multiple models addresses the technical contradiction by improving summarization reliability through diverse model perspectives while managing the complexity through systematic integration of model outputs.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The ensemble of diverse LLMs functions as a composite system where each model contributes its unique strengths and characteristics. By combining models with different architectures and training backgrounds, the system creates a composite summarization capability that is more robust and reliable than any individual model alone, effectively resolving the contradiction between reliability and complexity.

Inventive Principle:
Principle #40Composite materials

2Reliability

If multiple diverse LLMs are combined in an ensemble, then the summarization reliability improves by offsetting individual weaknesses, but the device complexity increases due to multiple models and aggregation mechanisms

Engineering Contradiction:
Improvesummarization reliabilityVSAvoidensemble system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The ensemble system is segmented into distinct functional components: individual LLMs that process input independently, an aggregation module that combines outputs, and a semantic similarity analysis component that evaluates consistency. This segmentation manages complexity by organizing the multi-model system into modular, independently manageable units while maintaining high reliability through their coordinated operation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system implements feedback mechanisms through semantic similarity analysis that evaluates the consistency of outputs across different models. This feedback loop identifies and resolves conflicting interpretations, allowing the ensemble to leverage diversity for improved reliability while using the feedback to manage complexity by filtering out inconsistent or erroneous outputs.

Inventive Principle:
Principle #23Feedback

3Manufacturing precision

If individual LLMs are used independently, then the system is simple to operate, but idiosyncratic errors and varying interpretations reduce summarization quality

Engineering Contradiction:
Improvesummarization precisionVSAvoidsystem operation simplicity
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

By merging multiple LLM outputs through aggregation and semantic similarity analysis, the system achieves higher summarization precision by offsetting individual model errors and interpretations. The complexity of combining multiple models is managed through systematic integration, maintaining ease of operation at the user level while improving precision through the ensemble approach.

Inventive Principle:
Principle #5Merging (Combining)

4Measurement precision

If a single model generates summaries, then the processing time is short, but the accuracy and relevance of summaries deteriorate due to model limitations

Engineering Contradiction:
Improvesummary accuracyVSAvoidprocessing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system employs partial action by selectively processing inputs through the ensemble based on complexity thresholds or confidence levels. For simple summarization tasks, fewer models may be activated, while more complex inputs engage the full ensemble. This approach maintains high summary accuracy when needed while reducing processing time for simpler cases, effectively managing the trade-off between precision and time loss.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS20250272477A1Machine learning large language model ensemble deployment in content summarization
Publication Date: 2025.08.28 BHAN VAIBHAV
  • US20250272477A1 patent drawing
  • US20250272477A1 patent drawing
  • US20250272477A1 patent drawing

AI summary

System and method generating a summarization of text content, performed in a machine learning neural network large language model (LLM) ensemble. The method comprises inputting text content that includes an unstructured text dataset to a trained baseline LLM. The LLM ensemble includes the trained baseline LLM, a trained classification LLM, and multiple finetuned LLMs. Generating, based on performing natural language processing tasks, a baseline summary of the text content based on the trained baseline LLM, and a classification of topics of the text context via the trained classification LLM. Generating respective finetuned LLM summaries of the text based upon inputting the text content to the multiple finetuned LLMs. Determining, based on a semantic similarity analysis, respective text semantic similarity measures across the baseline summary compared to the finetuned LLM summaries. And generating a summarization of the text content for a topic based on the similarity measures.