Building Acronym Tag Mapping Using Context-Aware Seq2Seq Networks

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Solution Overview

Problem

Existing methods for mapping building points, such as sensors and controllers, struggle with many-to-many relationships between acronyms and tags, leading to poor performance in translating user-created acronyms into standard names.

Innovation Solution

A sequence-to-sequence neural network, specifically a long-short term memory (LSTM) model, is trained on acronym strings and tag strings to generate accurate tag translations, handling many-to-many mappings by considering contextual information within the acronym strings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a dictionary based mapping method is used, then the mapping process is simple and fast, but it fails to handle many-to-many mapping relationships between acronyms and tags

Engineering Contradiction:
Improvemapping speedVSAvoidmapping accuracy
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent replaces the mechanical dictionary lookup system with a neural network-based semantic understanding system. The neural network analyzes the contextual meaning of acronyms in sentences and maps them to appropriate tags, enabling accurate handling of many-to-many relationships where context determines the correct mapping.

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

Solution Approach 2:

The patent changes the mapping approach from direct keyword matching to contextual semantic analysis. By considering the surrounding text and usage context of acronyms, the system dynamically determines the appropriate tag mappings, transforming a static dictionary lookup into a dynamic context-aware process.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If contextual information is considered for accurate mapping, then mapping accuracy improves, but system complexity increases

Engineering Contradiction:
Improvemapping accuracyVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent employs a universal neural network model that can handle multiple mapping scenarios (one-to-one, one-to-many, many-to-one, many-to-many) with a single system. This multi-functional approach eliminates the need for separate handling mechanisms for different mapping types, managing complexity through unification.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The neural network model trains itself on building data to learn contextual patterns and mapping relationships automatically. This self-training capability reduces the need for manual configuration and complex rule-based systems, allowing the model to adapt to specific building vocabularies and acronym usage patterns autonomously.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12222689B2Building system with string mapping based on a sequence to sequence neural network
Publication Date: 2025.02.11 TYCO FIRE & SECURITY GMBH
  • US12222689B2 patent drawing
  • US12222689B2 patent drawing
  • US12222689B2 patent drawing

AI summary

A building system including one or more memory devices configured to store instructions that, when executed by one or more processors, cause the one or more processors to receive training data including acronym strings and tag strings, train a sequence to sequence neural network based on the training data, receive an acronym string for labeling, the acronym string comprising a particular plurality of acronyms, and generate a tag string for the acronym string with the sequence to sequence neural network, wherein the sequence to sequence neural network outputs a tag of the tag string for one acronym of the particular plurality of acronyms based on the one acronym and contextual information of the acronym string, wherein the contextual information includes other acronyms of the particular plurality of acronyms.