Multimodal Communication Analysis for Misappropriation Detection

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Solution Overview

Problem

Existing methods for detecting data and software misappropriation in electronic communications are inadequate due to the lack of effective tools to analyze and correlate multimodal communication features such as vocal nuances, typing patterns, and facial expressions in real-time, leading to vulnerabilities in security.

Innovation Solution

A system utilizing artificial intelligence and large language models to integrate the analysis of speech patterns, typing speed, and facial expressions, correlating these with physical characteristic verifications to detect deviations from established behavior patterns and enhance misappropriation detection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If traditional methods are used for detecting misappropriation in electronic communications, then the system is simpler to implement, but the detection accuracy is insufficient

Engineering Contradiction:
Improvedetection accuracyVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent combines multiple communication modalities (speech patterns, typing patterns, facial expressions) into a unified analysis system. By merging these diverse data types and correlating them with historical behavior patterns, the system achieves higher detection accuracy while managing complexity through integrated processing architecture.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The system introduces an intermediary analysis layer that processes and correlates multimodal features before generating detection results. This intermediary processing layer bridges the gap between raw communication data and security decisions, enabling accurate detection without requiring direct complex interactions between all system components.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Speed

If real-time analysis of multimodal communication features is performed, then the detection responsiveness improves, but the computing resource consumption increases

Engineering Contradiction:
Improvedetection responsivenessVSAvoidcomputing resource consumption
Core Design Contradiction:
SpeedVSUse of energy by moving object

Solution Approach 1:

The system performs preliminary action by establishing and maintaining historical behavior patterns of users in advance. These pre-computed baseline profiles enable real-time detection to proceed quickly by simply comparing current communications against the pre-established patterns, rather than requiring complex real-time analysis from scratch, thus reducing instantaneous computing resource consumption.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system applies partial action by selectively analyzing only the most relevant multimodal features for each specific detection task, rather than processing all possible communication data uniformly. This selective approach maintains real-time responsiveness while reducing overall computing resource consumption by focusing computational effort where it matters most.

Inventive Principle:
Principle #16Partial or excessive action

3Reliability

If correlation of diverse communication data points is implemented, then the detection reliability improves, but the analysis complexity increases

Engineering Contradiction:
Improvedetection reliabilityVSAvoidanalysis complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent segments the correlation analysis into distinct modular components, each handling specific communication modalities (speech analysis, typing pattern analysis, facial expression analysis) separately before integrating the results. This segmentation reduces overall analysis complexity by breaking down the complex correlation task into manageable sub-tasks while maintaining high detection reliability through comprehensive multi-modal correlation.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20250291904A1Systems and methods for integrative analysis of multimodal communication features for misappropriation detection
Publication Date: 2025.09.18 BANK OF AMERICA CORP
  • US20250291904A1 patent drawing
  • US20250291904A1 patent drawing
  • US20250291904A1 patent drawing

AI summary

Systems, computer program products, and methods are described herein for integrative analysis of multimodal communication features for misappropriation detection. The present invention is configured to acquire data across multiple communication modalities including spoken communication, written text, and non-verbal cues. The invention standardizes and preprocesses this diverse data, extracting key features indicative of communication patterns. Utilizing a sophisticated machine learning model, the system analyzes these patterns to identify deviations from established norms, potentially signaling attempts at misappropriation.