GluMind: Multimodal Parallel Attention and Knowledge Retention for Robust Cross-Population Blood Glucose Forecasting

Fuente: arXiv
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Main Authors: Farahmand, Ebrahim, Azghan, Reza Rahimi, Chatrudi, Nooshin Taheri, Ansu-Baidoo, Velarie Yaa, Kim, Eric, Gudur, Gautham Krishna, Malu, Mohit, Krueger, Owen, Thomaz, Edison, Pedrielli, Giulia, Turaga, Pavan, Ghasemzadeh, Hassan
Format: Preprint
Published: 2025
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author Farahmand, Ebrahim
Azghan, Reza Rahimi
Chatrudi, Nooshin Taheri
Ansu-Baidoo, Velarie Yaa
Kim, Eric
Gudur, Gautham Krishna
Malu, Mohit
Krueger, Owen
Thomaz, Edison
Pedrielli, Giulia
Turaga, Pavan
Ghasemzadeh, Hassan
author_facet Farahmand, Ebrahim
Azghan, Reza Rahimi
Chatrudi, Nooshin Taheri
Ansu-Baidoo, Velarie Yaa
Kim, Eric
Gudur, Gautham Krishna
Malu, Mohit
Krueger, Owen
Thomaz, Edison
Pedrielli, Giulia
Turaga, Pavan
Ghasemzadeh, Hassan
contents This paper proposes GluMind, a transformer-based multimodal framework designed for continual and long-term blood glucose forecasting. GluMind devises two attention mechanisms, including cross-attention and multi-scale attention, which operate in parallel and deliver accurate predictive performance. Cross-attention effectively integrates blood glucose data with other physiological and behavioral signals such as activity, stress, and heart rate, addressing challenges associated with varying sampling rates and their adverse impacts on robust prediction. Moreover, the multi-scale attention mechanism captures long-range temporal dependencies. To mitigate catastrophic forgetting, GluMind incorporates a knowledge retention technique into the transformer-based forecasting model. The knowledge retention module not only enhances the model's ability to retain prior knowledge but also boosts its overall forecasting performance. We evaluate GluMind on the recently released AIREADI dataset, which contains behavioral and physiological data collected from healthy people, individuals with prediabetes, and those with type 2 diabetes. We examine the performance stability and adaptability of GluMind in learning continuously as new patient cohorts are introduced. Experimental results show that GluMind consistently outperforms other state-of-the-art forecasting models, achieving approximately 15% and 9% improvements in root mean squared error (RMSE) and mean absolute error (MAE), respectively.
format Preprint
id arxiv_https___arxiv_org_abs_2509_18457
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle GluMind: Multimodal Parallel Attention and Knowledge Retention for Robust Cross-Population Blood Glucose Forecasting
Farahmand, Ebrahim
Azghan, Reza Rahimi
Chatrudi, Nooshin Taheri
Ansu-Baidoo, Velarie Yaa
Kim, Eric
Gudur, Gautham Krishna
Malu, Mohit
Krueger, Owen
Thomaz, Edison
Pedrielli, Giulia
Turaga, Pavan
Ghasemzadeh, Hassan
Machine Learning
This paper proposes GluMind, a transformer-based multimodal framework designed for continual and long-term blood glucose forecasting. GluMind devises two attention mechanisms, including cross-attention and multi-scale attention, which operate in parallel and deliver accurate predictive performance. Cross-attention effectively integrates blood glucose data with other physiological and behavioral signals such as activity, stress, and heart rate, addressing challenges associated with varying sampling rates and their adverse impacts on robust prediction. Moreover, the multi-scale attention mechanism captures long-range temporal dependencies. To mitigate catastrophic forgetting, GluMind incorporates a knowledge retention technique into the transformer-based forecasting model. The knowledge retention module not only enhances the model's ability to retain prior knowledge but also boosts its overall forecasting performance. We evaluate GluMind on the recently released AIREADI dataset, which contains behavioral and physiological data collected from healthy people, individuals with prediabetes, and those with type 2 diabetes. We examine the performance stability and adaptability of GluMind in learning continuously as new patient cohorts are introduced. Experimental results show that GluMind consistently outperforms other state-of-the-art forecasting models, achieving approximately 15% and 9% improvements in root mean squared error (RMSE) and mean absolute error (MAE), respectively.
title GluMind: Multimodal Parallel Attention and Knowledge Retention for Robust Cross-Population Blood Glucose Forecasting
topic Machine Learning
url https://arxiv.org/abs/2509.18457