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Main Authors: Wu, Yu, Zhou, Qianli, Geng, Jie, Deng, Xinyang, Jiang, Wen
Format: Preprint
Published: 2026
Subjects:
Online Access:https://arxiv.org/abs/2601.07856
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author Wu, Yu
Zhou, Qianli
Geng, Jie
Deng, Xinyang
Jiang, Wen
author_facet Wu, Yu
Zhou, Qianli
Geng, Jie
Deng, Xinyang
Jiang, Wen
contents Multimodal learning aims to enhance perceptual and decision-making capabilities by integrating information from diverse sources. However, classical deep learning approaches face a critical trade-off between the high accuracy of black-box feature-level fusion and the interpretability of less outstanding decision-level fusion, alongside the challenges of parameter explosion and complexity. This paper discusses the accuracy-interpretablity-complexity dilemma under the quantum computation framework and propose a feature entanglement-based quantum multimodal fusion neural network. The model is composed of three core components: a classical feed-forward module for unimodal processing, an interpretable quantum fusion block, and a quantum convolutional neural network (QCNN) for deep feature extraction. By leveraging the strong expressive power of quantum, we have reduced the complexity of multimodal fusion and post-processing to linear, and the fusion process also possesses the interpretability of decision-level fusion. The simulation results demonstrate that our model achieves classification accuracy comparable to classical networks with dozens of times of parameters, exhibiting notable stability and performance across multimodal image datasets.
format Preprint
id arxiv_https___arxiv_org_abs_2601_07856
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle Feature Entanglement-based Quantum Multimodal Fusion Neural Network
Wu, Yu
Zhou, Qianli
Geng, Jie
Deng, Xinyang
Jiang, Wen
Quantum Physics
Artificial Intelligence
Machine Learning
Multimodal learning aims to enhance perceptual and decision-making capabilities by integrating information from diverse sources. However, classical deep learning approaches face a critical trade-off between the high accuracy of black-box feature-level fusion and the interpretability of less outstanding decision-level fusion, alongside the challenges of parameter explosion and complexity. This paper discusses the accuracy-interpretablity-complexity dilemma under the quantum computation framework and propose a feature entanglement-based quantum multimodal fusion neural network. The model is composed of three core components: a classical feed-forward module for unimodal processing, an interpretable quantum fusion block, and a quantum convolutional neural network (QCNN) for deep feature extraction. By leveraging the strong expressive power of quantum, we have reduced the complexity of multimodal fusion and post-processing to linear, and the fusion process also possesses the interpretability of decision-level fusion. The simulation results demonstrate that our model achieves classification accuracy comparable to classical networks with dozens of times of parameters, exhibiting notable stability and performance across multimodal image datasets.
title Feature Entanglement-based Quantum Multimodal Fusion Neural Network
topic Quantum Physics
Artificial Intelligence
Machine Learning
url https://arxiv.org/abs/2601.07856