Geographic ML Model Selection for Subscriber Experience Prediction
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Solution Overview
Problem
Current techniques for estimating wireless subscriber performance generalize the experience across a serving cell, ignoring actual UE environments and external factors, leading to inaccurate resource allocation and network adjustments.
Innovation Solution
A prediction system that selects a machine learning model using network, UE, and geographic data to predict subscriber experience, performing data engineering, correlation, and model training to optimize network resources and improve accuracy.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If generalization of subscriber experience for entire serving cell is used, then device complexity is reduced, but measurement precision deteriorates
Solution Approach 1:
The patent divides the serving cell into multiple geographic areas or zones, each with its own machine learning model. This segmentation allows the system to capture local environmental characteristics and external factors specific to each area, thereby improving prediction accuracy without requiring a single overly complex model to account for all variations across the entire cell.
Solution Approach 2:
The patent implements location-specific machine learning models that are trained on data from particular geographic areas within the serving cell. Each model learns the local patterns, environmental conditions, and external factors relevant to its specific area, enabling more accurate predictions of subscriber experience for UEs in that location rather than using a generalized cell-wide model.
2Measurement precision
If location-specific machine learning models are implemented, then measurement precision is improved, but device complexity increases
Solution Approach 1:
The patent implements a dynamic model selection mechanism that adapts to changing conditions. The system monitors various parameters such as UE location, environmental conditions, and model performance metrics, and dynamically selects or switches between different machine learning models based on current conditions. This dynamic approach allows the system to maintain high prediction accuracy while managing complexity by only activating or selecting models when and where they are needed.
Solution Approach 2:
The system includes automated model selection and performance evaluation mechanisms that operate without manual intervention. The machine learning framework automatically evaluates multiple models, selects the most appropriate one for given conditions, and can even retrain or update models based on new data. This self-service capability reduces the operational complexity of managing multiple location-specific models while maintaining their predictive benefits.
Data Source
AI summary
A device may receive network data identifying key performance indicators associated with a base station and user equipment (UEs), UE data identifying UE data records and UE locations, and geographic data identifying a geographic area and features of the geographic area. The device may correlate the network data, the UE data, and the geographic data to generate correlated data. The device may process, the correlated data, with a plurality of machine learning models, to generate a corresponding plurality of results, and may evaluate the plurality of results, with prediction models, to generate a set of results. The device may compare classification cost function weighted predictions and the set of results to generate comparisons, and may select a machine learning model, for the geographic area and from the plurality of machine learning models, based on the comparisons. The device may implement the machine learning model for the geographic area.


