Hierarchical Neural Document Translation for Phrase and Grammar Accuracy

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Solution Overview

Problem

Existing machine translation systems often fail to accurately translate documents due to the lack of recognition of whole phrases and their closest counterparts in the target language, and require significant human intervention to correct grammatical and contextual errors.

Innovation Solution

The use of bi-level hierarchical mappings for words and grammatical rules to train neural networks, which are then used to automatically correct and translate documents with minimal human intervention, leveraging the inherent structure of documents to improve translation accuracy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If machine translation systems use simple word substitution methods, then the translation process is fast and simple, but the translation accuracy is poor due to lack of recognition of whole phrases and their counterparts in the target language

Engineering Contradiction:
Improvetranslation speedVSAvoidtranslation accuracy
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The patent segments the translation process into multiple hierarchical levels: word level, phrase level, and document level. By dividing the translation task into these segments, the system can apply different processing strategies at each level, improving overall accuracy while maintaining efficiency through specialized handling of each segment type.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces hierarchical dimensions to the translation process by organizing translations at multiple levels (word, phrase, document) rather than a single flat level. This dimensional approach allows the system to capture contextual relationships across different scales, significantly improving translation accuracy without proportionally increasing processing time.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Ease of operation

If machine translation systems rely solely on automated algorithms, then the system is simple to operate, but significant human intervention is required to correct grammatical and contextual errors

Engineering Contradiction:
Improvesystem simplicityVSAvoidtranslation quality
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent implements feedback mechanisms where translation outputs are evaluated and corrections are fed back into the system to improve future translations. This continuous learning process allows the system to automatically correct grammatical and contextual errors over time, reducing the need for manual intervention while maintaining high translation quality.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent enables the translation system to self-correct errors through automated grammatical checking and contextual analysis. By incorporating self-service capabilities, the system can identify and correct its own mistakes without requiring constant human oversight, thereby maintaining both simplicity and reliability.

Inventive Principle:
Principle #25Self-service

3Manufacturing precision

If human translators manually correct translation errors, then translation accuracy improves, but the time and cost required for correction increases significantly

Engineering Contradiction:
Improvetranslation accuracyVSAvoidcorrection time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The patent replaces manual human correction with automated computational methods including neural networks and grammatical analysis algorithms. This substitution of mechanical (human) processes with automated systems dramatically reduces correction time while maintaining or improving translation accuracy through consistent application of linguistic rules and contextual understanding.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent changes the parameters of the correction process by transitioning from manual human review to automated computational analysis. This parameter change enables processing of translations at much higher speeds while maintaining quality standards through algorithmic consistency and the ability to process multiple translations simultaneously.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12481840B2Translating documents using neural networks and hierarchical structuring of documents
Publication Date: 2025.11.25 AVODAH INC
  • US12481840B2 patent drawing
  • US12481840B2 patent drawing
  • US12481840B2 patent drawing

AI summary

Disclosed are methods, devices and systems for translating a document using neural networks and leveraging the hierarchical structure of the document. Embodiments of the disclosed technology use bi-level structures that incorporate both the unique meanings of words and unique grammatical rules on matching grammatical word types in a document to train a neural network. The trained neural network is used to translate documents in an automated and efficient manner. The disclosed embodiments advantageously use manual (or human) analysis on a small portion of text to identify the unique means and grammatical rules, which is then leveraged to translate a much larger corpus of text with increased reliability and accuracy.