Hybrid NLP Models for Risk Control Feature Identification
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Solution Overview
Problem
Existing rule-based methods for identifying key features in risk control documents are tedious, impractical, and fail to generalize well to new language, lacking specific grammar, syntax, and domain knowledge.
Innovation Solution
A hybrid machine learning (ML) and natural language processing (NLP) system that regenerates, classifies, and corrects risk control features and entities using semantic prediction ML models and discriminative NLP models, improving identification and quality prediction without relying on rule-based approaches.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If rule-based methods are used to identify risk control features, then the system can provide deterministic results, but the system becomes tedious, impractical, and fails to generalize well to new language
Solution Approach 1:
The patent replaces rule-based mechanical systems with machine learning models that automatically learn patterns from data. The ML models substitute manual rule creation and application with automated statistical learning, enabling the system to generalize to new language while maintaining reliability through trained patterns.
Solution Approach 2:
The patent transforms the approach from fixed rule parameters to dynamic learned parameters. Instead of manually defined rules, the system uses ML models that adjust parameters based on training data, allowing adaptation to new language contexts while maintaining consistent performance through the learned parameter relationships.
2Ease of operation
If rule-based methods are used to identify risk control features, then the system can provide interpretable results, but the system requires manual rule identification and definition which is tedious and impractical
Solution Approach 1:
The patent applies preliminary action by pre-training ML models on large datasets of risk control documents before deployment. This preliminary training phase automatically captures domain-specific patterns and rules, eliminating the need for manual rule creation during operation and significantly reducing setup time.
Solution Approach 2:
The system enables self-service by allowing the ML models to automatically learn and identify risk control features without human intervention. The models self-adjust parameters and patterns during training, replacing manual rule identification with automated learning that requires minimal human input.
3Adaptability or versatility
If machine learning models are used to predict quality and identify features, then the system generalizes well to new language, but the system requires combining multiple models and processing steps
Solution Approach 1:
The patent merges multiple ML models into a hybrid architecture that combines the strengths of different approaches. By integrating quality prediction models with feature identification models, the system achieves superior generalization while managing complexity through unified model interactions.
Solution Approach 2:
The hybrid ML system provides multi-functionality by simultaneously performing quality prediction, feature identification, and generalization to new language. This universal approach consolidates multiple functions into a coordinated system that handles diverse tasks through integrated model operations.
4Productivity
If hybrid ML and NLP systems are used, then the system achieves faster and more efficient identification, but the system requires combining semantic predictive models with discriminative NLP models
Solution Approach 1:
The patent segments the processing pipeline into distinct functional components: semantic predictive models for general meaning understanding and discriminative NLP models for specific feature extraction. This segmentation enables each model to specialize in its strength while maintaining manageable complexity through clear interface definitions.
Data Source
AI summary
Embodiments disclosed are directed to a computing system that performs steps to automatically identify risk control features and entities in a risk control document. The computing system regenerates, by a semantic prediction machine learning (ML) model, phrases in a risk control document. The computing system then classifies, by the semantic prediction ML model, risk control features associated with the regenerated phrases. Subsequently, the computing system corrects, by a discriminative natural language processing (NLP) model, the classified risk control features based on the phrases and the regenerated phrases.


