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An efficient brain-heart coupling learning system for emotion recognition.

Dongrui Gao¹, Liu Deng², Zongyao Peng³

¹School of Computer Science, Chengdu University of Information Technology, Chengdu, 610225, China; School of Life Sciences and Technology, University of Electronic Science and Technology of China, Chengdu, 611731, China.

Neural Networks : the Official Journal of the International Neural Network Society

|March 19, 2026

Summary

This summary is machine-generated.

This study introduces the Neural-inspired Emotional Perception Learning system (NEAL) to better understand emotion perception by analyzing brain-heart activity. NEAL effectively mines brain-heart patterns, improving emotion recognition systems.

Keywords:

Brain-heart coupling Emotion recognition Learning system Neural activity

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Area of Science:

Neuroscience
Computational Neuroscience
Affective Computing

Background:

Brain and heart activity are crucial for emotional perception.
Dynamic brain-heart correlations challenge current emotion recognition systems.
Existing methods offer superficial understanding of emotion perception.

Purpose of the Study:

To develop a novel system for mining brain-heart driving patterns in emotion perception.
To improve the understanding of emotion perception by capturing representative brain-heart coupling models.
To enhance emotion recognition systems through better analysis of neural and cardiac data.

Main Methods:

Introduced a neural-inspired emotional perception learning system (NEAL).
Employed a multi-kernel filter for semantic alignment representation.
Utilized a bilinear fusion module for local brain-heart dynamic correlation.
Designed a cross-perception mechanism with dynamic routing for global representations and bidirectional communication.

Main Results:

The NEAL system demonstrated significant performance advantages over existing methods on Dreamer, MPED, and MAHNOB-HCI datasets.
Successfully improved the understanding of emotion perception.
Provided a new solution for revealing emotion-related neural activities.

Conclusions:

The NEAL system effectively models brain-heart coupling for enhanced emotion perception.
This research offers a novel approach to analyzing complex brain-heart interactions in emotional states.
The findings contribute to advancing emotion recognition and understanding neural correlates of emotion.