Building Information Model Generation From Unstructured Telemetry
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Solution Overview
Problem
Existing methods for mapping telemetry data from buildings with automation control systems to a standard information model are time-consuming and labor-intensive, requiring manual handling and expertise, especially when dealing with inconsistent data structures across different buildings.
Innovation Solution
A method that uses a trained machine learning system to automatically generate a structured machine understandable information model from metadata, allowing input in natural language and enabling the processing of unstructured data, with validation and feedback mechanisms to ensure accuracy and adaptability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If manual mapping of telemetry data to information model is performed, then mapping accuracy can be maintained, but time consumption and labor intensity increase significantly
Solution Approach 1:
The patent replaces the manual mechanical mapping process with an automated machine learning system. The ML model learns from example mappings between telemetry data and information models, then automatically performs the mapping without human intervention, thus reducing time consumption while maintaining accuracy through learned patterns.
Solution Approach 2:
The patent introduces an intermediate machine learning model that acts as a mediator between raw telemetry data and the target information model. This intermediary learns the mapping relationships from training data and applies them automatically, resolving the contradiction between speed and accuracy.
2Reliability
If manual expertise knowledge is transferred between experts, then mapping quality can be maintained, but knowledge transfer time increases
Solution Approach 1:
The patent copies expert knowledge implicitly by training the ML model on examples of correct mappings created by experts. Instead of transferring knowledge through time-consuming instruction and communication, the system captures expert patterns in the training data and reproduces them automatically during inference.
Solution Approach 2:
The system enables self-service by allowing the ML model to learn and apply mapping knowledge independently without requiring ongoing expert intervention. Once trained, the model autonomously performs mapping tasks that previously required expert knowledge transfer.
3Adaptability or versatility
If consistent information model structure is enforced across different buildings, then data compatibility improves, but adaptation effort increases
Solution Approach 1:
The patent creates a universal ML model that can handle multiple building types and telemetry data formats. The model is trained on diverse examples from different buildings, enabling it to adapt to various data structures while outputting a consistent information model format, thus achieving compatibility without requiring building-specific adaptation logic.
Solution Approach 2:
The system handles building-specific variations by learning parameter transformations during training. The ML model adapts to different building configurations by adjusting its internal parameters based on the input data characteristics, while maintaining a standardized output structure for compatibility.
Data Source
Figure 1~2

AI summary
The present invention relates to a method for generating a structured machine understandable information model (10) for a building with automation control system. The method comprises the step of input (B) of metadata, comprising an unstructured or semi-structured representation in natural language of names and/or locations of sensors, devices and/or actuators within the building together with telemetry data of the sensors, devices and/or actuators of the building, into a trained machine learning system (18). In a further step of output (C) of the structured machine understandable information model (10) for the metadata and telemetry data of the building.