Meaning Summarization With Nested Context Encoding

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Solution Overview

Problem

Existing natural language processing systems struggle to generate summaries that are tailored to a user's specific context and preferences, leading to suboptimal user experiences.

Innovation Solution

A system employing an encoder-decoder architecture with an attention mechanism processes context data, including user preferences and interaction history, to generate summaries that are contextually relevant and personalized.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If existing natural language processing systems generate summaries using standard techniques, then the summarization process is simple and fast, but the summaries are not tailored to user context and preferences, reducing relevance

Engineering Contradiction:
Improveadaptability to user contextVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements nested encoding structures where context data is encoded into contextualized embeddings that are then integrated with the input data embeddings. The encoder-decoder architecture with attention mechanisms creates nested layers of processing where the attention weights nest within the decoder operations, allowing the system to maintain complex contextual awareness while managing computational complexity through hierarchical organization

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The system segments the summarization process into distinct functional components: an encoder that processes input data, a context encoder that processes user preferences and interaction history, and a decoder that generates summaries using attention mechanisms. This segmentation allows each component to specialize in specific tasks, improving adaptability to user context while making the overall system more manageable and interpretable

Inventive Principle:
Principle #1Segmentation

2Measurement precision

If the system processes extensive context data including user preferences and interaction history, then the summaries become more personalized and relevant, but the processing time and computational resources increase

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

Solution Approach 1:

The system performs preliminary encoding of context data representing user preferences, interaction history, and situational context into contextualized embeddings before the actual summarization process. This preliminary action prepares the contextual information in advance, allowing the decoder to efficiently attend to relevant context features during summary generation without processing raw context data from scratch, thereby reducing processing time while maintaining high summary relevance

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The attention mechanism in the decoder performs partial processing by selectively attending only to the most relevant portions of the encoded context data and input data when generating each token of the summary. Rather than processing all context information equally, the attention mechanism focuses computational resources on the most salient features, achieving high summary relevance with reduced processing time by performing only the necessary computations for each decoding step

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS20250298833A1Meaning summarization techniques
Publication Date: 2025.09.25 AMAZON TECH INC
  • US20250298833A1 patent drawing
  • US20250298833A1 patent drawing
  • US20250298833A1 patent drawing

AI summary

Techniques for generating a summary of text-based documents are described. A system may be configured to generate a summary based on context data. The system may receive different types of context data corresponding to a user input. The context data may be converted to a linearized representation so that it can be processed by a decoder along with a source document for which the summary is being generated.