Variable-Output-Space Prediction Models Using Contextual Input Embeddings

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Solution Overview

Problem

Existing predictive data analysis solutions face inefficiencies and reliability issues due to the need to perform a large number of computational operations for classification tasks, particularly when dealing with a large number of candidate predictive associations.

Innovation Solution

The use of an output space refinement machine learning model to filter dynamically-preselected candidate predictive associations, combined with an isolated input embedding and contextual input embedding model, reduces the computational load by generating a subset of relevant associations for the variable-output-space prediction model, thereby improving computational efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a large number of candidate predictive associations are evaluated for classification, then the accuracy and completeness of prediction results are improved, but the computational operations and processing resources required increase substantially

Engineering Contradiction:
Improveprediction accuracyVSAvoidcomputational efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent segments the classification process into two distinct stages: (1) an output space refinement model that filters candidate predictive associations to create a reduced subset, and (2) a final classification model that performs detailed analysis only on the filtered subset. This segmentation allows the system to maintain high prediction accuracy by thoroughly analyzing relevant candidates while avoiding computational waste on obviously irrelevant associations.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The output space refinement model performs preliminary filtering of candidate predictive associations before the main classification process. By pre-identifying and ranking the most relevant candidates based on initial feature matching, the system prepares a reduced set of high-priority associations that the final classification model can process in detail, thereby improving overall computational efficiency without sacrificing accuracy.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If all B candidate predictive associations are processed to generate classification scores, then comprehensive prediction coverage is achieved, but the processing operations and resource utilization increase significantly

Engineering Contradiction:
Improveprediction coverageVSAvoidprocessing resources
Core Design Contradiction:
ReliabilityVSPower

Solution Approach 1:

The patent extracts and isolates the most promising candidate predictive associations from the full set of B candidates using the output space refinement model. This extraction process identifies and separates the top C candidates (where C < B) that are most likely to be relevant, allowing the system to focus computational resources on these extracted candidates while maintaining comprehensive prediction coverage for the final classification.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent applies different processing quality levels to different candidates: high-level filtering and ranking is applied to all B candidates to identify relevant ones, while detailed classification analysis is applied only to the top C candidates. This local quality approach ensures that computational resources are allocated efficiently, with intensive processing reserved for candidates that have already been pre-qualified as potentially relevant.

Inventive Principle:
Principle #3Local quality

3Stability of the object's composition

If the classification model processes a fixed large set of candidate associations, then consistent output space is maintained, but the model complexity and processing time increase for each prediction

Engineering Contradiction:
Improveoutput space consistencyVSAvoidprocessing time
Core Design Contradiction:
Stability of the object's compositionVSLoss of time

Solution Approach 1:

The patent introduces dynamic adaptability into the classification process by allowing the output space to vary based on the input data. The output space refinement model dynamically determines the appropriate subset of candidates to process based on the specific characteristics of each prediction input, creating a variable output space that adapts to each case rather than processing a fixed large set for all inputs.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent changes the parameter of output space size from a fixed constant to a variable determined by the refinement model. By adjusting the effective number of candidates processed based on input features and refinement scores, the system maintains consistency in its approach while varying the actual processing load, thereby reducing average processing time without sacrificing output reliability.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20230342654A1Variable-output-space prediction machine learning models using contextual input embeddings
Publication Date: 2023.10.26 OPTUM INC
  • US20230342654A1 patent drawing
  • US20230342654A1 patent drawing
  • US20230342654A1 patent drawing

AI summary

As described herein, various embodiments of the present invention use an output space refinement machine learning model to filter C of the B candidate predictive associations that are referred to herein as dynamically-preselected candidate predictive associations for each prediction input data object, with every prediction input data object being associated with a different subset of the dynamically-preselected candidate predictive associations, where C is less than B and is in some embodiments typically much less than B. As described in greater detail below, this approach reduces the number of computational operations that need to be performed by a final classification machine learning model (referred to herein as a variable-output-space prediction machine learning model), and leads to substantial computational efficiency advantages relative to naïve implementations.