Model Optimization System for Variable Scoring and Data Quality

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Solution Overview

Problem

Existing modeling techniques face challenges in accurately evaluating and improving the quality of input data for predicting sales, as poor data quality often leads to inaccurate models, requiring extensive manual analysis and being costly to rectify.

Innovation Solution

A model optimization system that determines the quality of input variables by using quality metrics and weights to generate scores, allowing for the identification and modification of insufficient variables to improve model accuracy, thereby optimizing data sufficiency for accurate predictions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual analysis of input parameters is performed to identify inaccuracies, then model accuracy can be improved, but time and labor requirements increase significantly

Engineering Contradiction:
Improvemodel accuracyVSAvoidtime for manual analysis
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system automatically evaluates data quality and identifies problematic input parameters without requiring manual analysis. The quality assessment module self-evaluates data sufficiency and consistency, generating recommendations for improvement automatically, thereby eliminating the need for time-consuming manual review while maintaining model accuracy.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical analysis processes with an automated computer-based quality assessment system. The system uses algorithms to automatically evaluate data quality metrics, identify problematic parameters, and generate improvement recommendations, substituting human analytical effort with automated computational processes.

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

2Reliability

If data collection and model building costs are incurred, then model accuracy can be improved, but resources are wasted when data quality is insufficient

Engineering Contradiction:
Improvemodel accuracyVSAvoidcosts wasted on inaccurate models
Core Design Contradiction:
ReliabilityVSLoss of energy

Solution Approach 1:

The system performs preliminary quality assessment of input data before model building begins. The quality assessment module evaluates data sufficiency and consistency in advance, identifying problematic parameters beforehand. This allows organizations to correct data quality issues prior to model construction, preventing wasted resources on inaccurate models while maintaining the ability to build accurate models when data quality is sufficient.

Inventive Principle:
Principle #10Preliminary action

3Measurement precision

If quality metrics are evaluated for each input variable, then data quality can be assessed comprehensively, but system complexity increases

Engineering Contradiction:
Improvedata quality assessmentVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system segments the quality assessment process into distinct modular components: data collection, quality metric evaluation, scoring calculation, and recommendation generation. Each module handles a specific aspect of quality assessment independently, making the overall system more manageable and easier to implement while maintaining comprehensive evaluation capabilities across all input variables.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS9147206B2Model optimization system using variable scoring
Publication Date: 2015.09.29 ACCENTURE GLOBAL SERVICES LTD
  • US9147206B2 patent drawing
  • US9147206B2 patent drawing
  • US9147206B2 patent drawing

AI summary

A model optimization system is configured to determine quality of variables for model generation. A data storage stores input variables, quality metrics for the input variables, and weights for the quality metrics. The quality metrics describe sufficiency of data for the input variables and the data is provided for a plurality of regions. A scoring module determines a score for each region based on the input variables and the weighted quality metrics. An optimizer determines whether at least one of the input variables for a region is to be modified based on the scores, and determines whether the total score for the region is operable to be improved using a modified input variable.