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Updated: Aug 14, 2025

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Deep Neural Networks for Image-Based Dietary Assessment
Published on: March 13, 2021
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CRNet: a multimodal deep convolutional neural network for customer revisit prediction.
Eunil Park1,2,3
1Department of Interaction Science, Sungkyunkwan University, Seoul, Republic of Korea.
Summary
Predicting customer revisits is crucial for restaurants. A new multimodal deep learning model, CRNet, significantly outperforms existing methods in predicting customer loyalty in food delivery services.
Area of Science:
- Computer Science
- Artificial Intelligence
- Machine Learning
Background:
- Mobile food delivery services are vital to the restaurant industry.
- Predicting customer revisits is a significant research challenge.
- Multimodal datasets are increasingly used to solve complex industrial problems.
Purpose of the Study:
- To introduce CRNet, a novel multimodal deep convolutional neural network.
- To predict customer revisits in the context of mobile food delivery.
- To evaluate CRNet's performance against state-of-the-art models.
Main Methods:
- Developed CRNet, a multimodal deep convolutional neural network.
- Utilized two datasets: customer repurchase dataset (CRD) and mobile food delivery revisit dataset (MFDRD).
- Compared CRNet against two existing state-of-the-art multimodal deep learning models.
Main Results:
- CRNet achieved high accuracy: 0.9575 (CRD) and 0.9436 (MFDRD).
- CRNet achieved high F1-Scores: 0.9730 (CRD) and 0.9509 (MFDRD).
- CRNet significantly outperformed existing models (accuracy: 0.7417-0.9012; F1-Score: 0.7461-0.9378).
Conclusions:
- CRNet demonstrates superior performance in predicting customer revisits.
- The multimodal deep learning approach is effective for food delivery analytics.
- Future work can enhance the framework with additional data sources like metadata.
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