Image-Based Localization Model Retention for Scalable Robot Fleets
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Solution Overview
Problem
Existing robot navigation systems face challenges in scaling custom navigation models across multiple diverse environments, especially when deploying large fleets of robots, as manual adjustments are required for each environment, leading to inefficiencies and performance issues.
Innovation Solution
An automated robot training and deployment system for image-based localization models is implemented, which includes data collection and retention strategies, automated model training, deployment, and refresh processes, enabling scalable navigation solutions across various environments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If manual adjustments are made to navigation models for each environment, then localization accuracy is improved, but deployment time and complexity increase significantly
Solution Approach 1:
The system performs preliminary actions by automatically collecting training data from multiple environments beforehand and pre-training localization models across diverse scenarios. This preparation work is done in advance so that when deployment is needed, pre-trained models can be quickly adapted or directly deployed without manual tweaking, thus resolving the contradiction between achieving high localization accuracy and reducing deployment time.
Solution Approach 2:
The system implements self-service by enabling navigation models to automatically adapt to new environments through self-supervised learning and automated data collection. The models perform their own training and optimization without requiring manual adjustments, allowing them to serve themselves across different environments. This eliminates the time-consuming manual tuning process while maintaining high localization accuracy.
2Reliability
If custom navigation models are designed for each specific environment, then navigation performance is improved, but system complexity and scalability worsen
Solution Approach 1:
The system applies universality by designing a single navigation model architecture that can function across multiple diverse environments. Instead of creating separate custom models for each environment, the system trains one universal model on diverse data from many environments, enabling it to generalize and perform reliably across different settings. This reduces system complexity while maintaining navigation performance.
Solution Approach 2:
The system merges multiple environment-specific navigation tasks into a single unified model. By combining training data from various environments and using a shared model architecture, the system integrates multiple functions into one system. This consolidation reduces the overall system complexity compared to maintaining separate custom models for each environment, while still achieving reliable navigation performance across all environments.
3Measurement precision
If navigation models are manually tuned for each robot instance, then localization precision is improved, but productivity and scalability deteriorate
Solution Approach 1:
The system enables each robot instance to perform self-service by automatically adapting the navigation model to its specific environment through automated data collection and training. Each robot can independently collect data from its environment and fine-tune the model without requiring manual intervention, thus maintaining high localization precision while enabling rapid scaling across large robot fleets.
Solution Approach 2:
The system performs preliminary actions by pre-training navigation models on diverse data from multiple environments before deployment. This preliminary training establishes a strong baseline that can be quickly adapted to specific robot instances and environments. The pre-trained models reduce the amount of environment-specific tuning needed, thereby maintaining localization precision while significantly improving productivity and scalability for large robot fleets.
Data Source
AI summary
A computer-implemented method and apparatus to generate an image-based localization model for mobile robot navigation. The method includes performing data collection at a plurality of different service locations, to which a fleet of mobile robots is deployable, to generate collected data, performing a data retention operation with respect to the collected data based on a data retention policy, generating a first image-based localization model and a second image-based localization model for a first and respectively, second service location of the plurality of different service locations, using the collected data. The method further includes deploying the first image-based localization model and the second image-based localization model to a first and, respectively, second mobile robot of the fleet of mobile robots, the first image-based localization model and the second image-based localization model being used to navigate the first and, respectively, the second service location of the plurality of different service locations.


