Constrained Prefix Matching for Code Suggestion Latency

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Solution Overview

Problem

Existing code development tools face challenges in providing timely and accurate code suggestions, especially in unfamiliar programming languages, leading to user workflow disruptions due to perceived latency and poor handling of partial tokens.

Innovation Solution

Implementing proactive code suggestion validation, constrained pre-fix matching, and randomized sub-word tokenization within machine learning models to reduce latency and improve suggestion accuracy, along with pagination and metadata attribution for enhanced code generation and delivery.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If proactive code suggestion validation is implemented, then code suggestion accuracy is improved, but system complexity increases

Engineering Contradiction:
Improvecode suggestion accuracyVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent implements proactive validation by checking code suggestions before they are presented to the user. The validation system pre-evaluates generated code against syntax rules, semantic constraints, and project-specific guidelines, ensuring accuracy is verified in advance rather than after delivery.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent introduces an intermediary validation layer between the code generation model and the user interface. This mediator component acts as a buffer that filters and validates suggestions, managing the complexity of validation logic separately from both the generation model and the user interaction layer.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If constrained pre-fix matching is implemented, then handling of partial tokens is improved, but processing time increases

Engineering Contradiction:
Improvepartial token handling accuracyVSAvoidprocessing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The patent segments the token matching process into constrained prefix matching and full token matching phases. By dividing the processing into these distinct segments, the system can efficiently handle partial tokens through prefix matching without requiring complete token validation, reducing overall processing time while maintaining accuracy.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent applies partial action by implementing prefix matching that processes only the necessary portion of tokens needed to provide a valid suggestion. Rather than requiring complete token sequences for validation, the system performs partial matching on available prefixes, delivering suggestions faster while maintaining sufficient accuracy.

Inventive Principle:
Principle #16Partial or excessive action

3Reliability

If randomized sub-word tokenization is implemented, then model performance is improved, but training complexity increases

Engineering Contradiction:
Improvemodel performanceVSAvoidtraining complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent implements dynamic tokenization where sub-word units are randomized during training but stabilized during inference. The system adapts its tokenization strategy based on the operational phase, using randomized sub-word splitting to improve model robustness during training while maintaining consistent performance during deployment.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent changes the tokenization parameters dynamically, switching between different sub-word segmentation strategies. By adjusting the randomization parameter and sub-word granularity settings, the system optimizes model performance during training while controlling training complexity through parameter management.

Inventive Principle:
Principle #35Parameter changes

4Manufacturing precision

If pagination and metadata attribution are implemented, then code generation quality is improved, but system complexity increases

Engineering Contradiction:
Improvecode generation qualityVSAvoidsystem complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent segments code generation into paginated batches with metadata attribution for each segment. By dividing the generation process into manageable pages with associated metadata, the system improves code quality through structured organization and tracking while managing complexity through modular segmentation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements feedback mechanisms through metadata attribution that tracks generation quality metrics for each code segment. This feedback system monitors and records quality indicators, enabling continuous improvement of code generation quality while managing system complexity through organized metadata management.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12014155B2Constrained prefix matching for generating next token predictions
Publication Date: 2024.06.18 AMAZON TECH INC
  • US12014155B2 patent drawing
  • US12014155B2 patent drawing
  • US12014155B2 patent drawing

AI summary

Pre-fix matching may constrain the generation of next token predictions. Input text to perform a next token prediction may be received. Multiple tokens may be determined from the input text, including a partial token. From possible tokens, one or more matching possible tokens with the partial token may be identified. Next token predictions may then be filtered using the identified possible tokens in order to ensure that the partial token is matched.