Search Results for author: Kezhi Li

Found 8 papers, 1 papers with code

GARNN: An Interpretable Graph Attentive Recurrent Neural Network for Predicting Blood Glucose Levels via Multivariate Time Series

no code implementations26 Feb 2024 Chengzhe Piao, Taiyu Zhu, Stephanie E Baldeweg, Paul Taylor, Pantelis Georgiou, Jiahao Sun, Jun Wang, Kezhi Li

Accurate prediction of future blood glucose (BG) levels can effectively improve BG management for people living with diabetes, thereby reducing complications and improving quality of life.

Graph Attention Management +1

Large Language Model for Mental Health: A Systematic Review

no code implementations19 Feb 2024 Zhijun Guo, Alvina Lai, Johan Hilge Thygesen, Joseph Farrington, Thomas Keen, Kezhi Li

Large language models (LLMs) have received much attention and shown their potential in digital health, while their application in mental health is subject to ongoing debate.

Language Modelling Large Language Model

Going faster to see further: GPU-accelerated value iteration and simulation for perishable inventory control using JAX

1 code implementation19 Mar 2023 Joseph Farrington, Kezhi Li, Wai Keong Wong, Martin Utley

Value iteration can find the optimal replenishment policy for a perishable inventory problem, but is computationally demanding due to the large state spaces that are required to represent the age profile of stock.

Basal Glucose Control in Type 1 Diabetes using Deep Reinforcement Learning: An In Silico Validation

no code implementations18 May 2020 Taiyu Zhu, Kezhi Li, Pau Herrero, Pantelis Georgiou

In this work, we propose a novel deep reinforcement learning model for single-hormone (insulin) and dual-hormone (insulin and glucagon) delivery.

Q-Learning reinforcement-learning +1

A Dual-Hormone Closed-Loop Delivery System for Type 1 Diabetes Using Deep Reinforcement Learning

no code implementations9 Oct 2019 Taiyu Zhu, Kezhi Li, Pantelis Georgiou

We propose a dual-hormone delivery strategy by exploiting deep reinforcement learning (RL) for people with Type 1 Diabetes (T1D).

Q-Learning Reinforcement Learning (RL)

Convolutional Recurrent Neural Networks for Glucose Prediction

no code implementations9 Jul 2018 Kezhi Li, John Daniels, Chengyuan Liu, Pau Herrero, Pantelis Georgiou

In addition, the model provides competitive performance in providing effective prediction horizon ($PH_{eff}$) with minimal time lag both in a simulated patient dataset ($PH_{eff}$ = 29. 0$\pm$0. 7 for 30-min and $PH_{eff}$ = 49. 8$\pm$2. 9 for 60-min) and in a real patient dataset ($PH_{eff}$ = 19. 3$\pm$3. 1 for 30-min and $PH_{eff}$ = 29. 3$\pm$9. 4 for 60-min).

Management

A Nonlinear Weighted Total Variation Image Reconstruction Algorithm for Electrical Capacitance Tomography

no code implementations2 Mar 2016 Kezhi Li, Daniel Holland

A new iterative image reconstruction algorithm for electrical capacitance tomography (ECT) is proposed that is based on iterative soft thresholding of a total variation penalty and adaptive reweighted compressive sensing.

Compressive Sensing Image Reconstruction

A Brief Survey of Image Processing Algorithms in Electrical Capacitance Tomography

no code implementations15 Oct 2015 Kezhi Li

To study the fundamental physics of complex multiphase flow systems using advanced measurement techniques, especially the electrical capacitance tomography (ECT) approach, this article carries out an initial literature review of the ECT method from a point of view of signal processing and algorithm design.

3D Reconstruction

Cannot find the paper you are looking for? You can Submit a new open access paper.