papers

Publications (30)

eess.IV2023

Hyper-Connected Transformer Network for Multi-Modality PET-CT Segmentation

Lei Bi, Michael Fulham, Shaoli Song +2

[18F]-Fluorodeoxyglucose (FDG) positron emission tomography - computed tomography (PET-CT) has become the imaging modality of choice for diagnosing many cancers. Co-learning comple…

cs.CV2020

Convolutional Sparse Kernel Network for Unsupervised Medical Image Analysis

Euijoon Ahn, Jinman Kim, Ashnil Kumar +2

The availability of large-scale annotated image datasets and recent advances in supervised deep learning methods enable the end-to-end derivation of representative image features t…

eess.IV2021

Spatio-Temporal Dual-Stream Neural Network for Sequential Whole-Body PET Segmentation

Kai-Chieh Liang, Lei Bi, Ashnil Kumar +2

Sequential whole-body 18F-Fluorodeoxyglucose (FDG) positron emission tomography (PET) scans are regarded as the imaging modality of choice for the assessment of treatment response…

eess.IV2020

Multimodal Spatial Attention Module for Targeting Multimodal PET-CT Lung Tumor Segmentation

Xiaohang Fu, Lei Bi, Ashnil Kumar +2

Multimodal positron emission tomography-computed tomography (PET-CT) is used routinely in the assessment of cancer. PET-CT combines the high sensitivity for tumor detection with PE…

eess.IV2021

Predicting Distant Metastases in Soft-Tissue Sarcomas from PET-CT scans using Constrained Hierarchical Multi-Modality Feature Learning

Yige Peng, Lei Bi, Ashnil Kumar +3

Distant metastases (DM) refer to the dissemination of tumors, usually, beyond the organ where the tumor originated. They are the leading cause of death in patients with soft-tissue…

cs.HC2022

Mixed reality hologram slicer (mxdR-HS): a marker-less tangible user interface for interactive holographic volume visualization

Hoijoon Jung, Younhyun Jung, Michael Fulham +1

Mixed reality head-mounted displays (mxdR-HMD) have the potential to visualize volumetric medical imaging data in holograms to provide a true sense of volumetric depth. An effectiv…

cs.CV2024

Hyper-Fusion Network for Semi-Automatic Segmentation of Skin Lesions

Lei Bi, Michael Fulham, Jinman Kim

Automatic skin lesion segmentation methods based on fully convolutional networks (FCNs) are regarded as the state-of-the-art for accuracy. When there are, however, insufficient tra…

eess.IV2021

Attention-Enhanced Cross-Task Network for Analysing Multiple Attributes of Lung Nodules in CT

Xiaohang Fu, Lei Bi, Ashnil Kumar +2

Accurate characterisation of visual attributes such as spiculation, lobulation, and calcification of lung nodules is critical in cancer management. The characterisation of these at…

cs.CV2020

Multi-Modality Information Fusion for Radiomics-based Neural Architecture Search

Yige Peng, Lei Bi, Michael Fulham +2

'Radiomics' is a method that extracts mineable quantitative features from radiographic images. These features can then be used to determine prognosis, for example, predicting the d…

cs.CV2019

Semi-supervised estimation of event temporal length for cell event detection

Ha Tran Hong Phan, Ashnil Kumar, David Feng +2

Cell event detection in cell videos is essential for monitoring of cellular behavior over extended time periods. Deep learning methods have shown great success in the detection of…

eess.IV2024

AdaMSS: Adaptive Multi-Modality Segmentation-to-Survival Learning for Survival Outcome Prediction from PET/CT Images

Mingyuan Meng, Bingxin Gu, Michael Fulham +4

Survival prediction is a major concern for cancer management. Deep survival models based on deep learning have been widely adopted to perform end-to-end survival prediction from me…

cs.CV2017

Synthesis of Positron Emission Tomography (PET) Images via Multi-channel Generative Adversarial Networks (GANs)

Lei Bi, Jinman Kim, Ashnil Kumar +2

Positron emission tomography (PET) image synthesis plays an important role, which can be used to boost the training data for computer aided diagnosis systems. However, existing ima…

cs.CV2019

Co-Learning Feature Fusion Maps from PET-CT Images of Lung Cancer

Ashnil Kumar, Michael Fulham, Dagan Feng +1

The analysis of multi-modality positron emission tomography and computed tomography (PET-CT) images for computer aided diagnosis applications requires combining the sensitivity of…

cs.CV2022

Deep Multi-Scale Resemblance Network for the Sub-class Differentiation of Adrenal Masses on Computed Tomography Images

Lei Bi, Jinman Kim, Tingwei Su +3

The accurate classification of mass lesions in the adrenal glands (adrenal masses), detected with computed tomography (CT), is important for diagnosis and patient management. Adren…

cs.CV2019

Automated Segmentation of the Optic Disk and Cup using Dual-Stage Fully Convolutional Networks

Lei Bi, Yuyu Guo, Qian Wang +3

Automated segmentation of the optic cup and disk on retinal fundus images is fundamental for the automated detection / analysis of glaucoma. Traditional segmentation approaches dep…

cs.CV2025

Enhancing medical vision-language contrastive learning via inter-matching relation modelling

Mingjian Li, Mingyuan Meng, Michael Fulham +3

Medical image representations can be learned through medical vision-language contrastive learning (mVLCL) where medical imaging reports are used as weak supervision through image-t…

cs.CV2018

3D Global Convolutional Adversarial Network\\ for Prostate MR Volume Segmentation

Haozhe Jia, Yang Song, Donghao Zhang +5

Advanced deep learning methods have been developed to conduct prostate MR volume segmentation in either a 2D or 3D fully convolutional manner. However, 2D methods tend to have limi…

eess.IV2023

PET Synthesis via Self-supervised Adaptive Residual Estimation Generative Adversarial Network

Yuxin Xue, Lei Bi, Yige Peng +3

Positron emission tomography (PET) is a widely used, highly sensitive molecular imaging in clinical diagnosis. There is interest in reducing the radiation exposure from PET but als…

cs.CV2021

Graph-Based Intercategory and Intermodality Network for Multilabel Classification and Melanoma Diagnosis of Skin Lesions in Dermoscopy and Clinical Images

Xiaohang Fu, Lei Bi, Ashnil Kumar +2

The identification of melanoma involves an integrated analysis of skin lesion images acquired using the clinical and dermoscopy modalities. Dermoscopic images provide a detailed vi…

eess.IV2025

AutoFuse: Automatic Fusion Networks for Deformable Medical Image Registration

Mingyuan Meng, Michael Fulham, Dagan Feng +2

Deformable image registration aims to find a dense non-linear spatial correspondence between a pair of images, which is a crucial step for many medical tasks such as tumor growth m…

cs.CV2019

Unsupervised Deep Transfer Feature Learning for Medical Image Classification

Euijoon Ahn, Ashnil Kumar, Dagan Feng +2

The accuracy and robustness of image classification with supervised deep learning are dependent on the availability of large-scale, annotated training data. However, there is a pau…

cs.CV2017

An unsupervised long short-term memory neural network for event detection in cell videos

Ha Tran Hong Phan, Ashnil Kumar, David Feng +2

We propose an automatic unsupervised cell event detection and classification method, which expands convolutional Long Short-Term Memory (LSTM) neural networks, for cellular events…

cs.CV2026

Language-guided Medical Image Segmentation with Target-informed Multi-level Contrastive Alignments

Mingjian Li, Mingyuan Meng, Shuchang Ye +4

Medical image segmentation is a fundamental task in numerous medical engineering applications. Recently, language-guided segmentation has shown promise in medical scenarios where t…

eess.IV2023

Merging-Diverging Hybrid Transformer Networks for Survival Prediction in Head and Neck Cancer

Mingyuan Meng, Lei Bi, Michael Fulham +2

Survival prediction is crucial for cancer patients as it provides early prognostic information for treatment planning. Recently, deep survival models based on deep learning and med…

cs.CV2023

Non-iterative Coarse-to-fine Transformer Networks for Joint Affine and Deformable Image Registration

Mingyuan Meng, Lei Bi, Michael Fulham +2

Image registration is a fundamental requirement for medical image analysis. Deep registration methods based on deep learning have been widely recognized for their capabilities to p…

eess.IV2024

Advancing Deformable Medical Image Registration with Multi-axis Cross-covariance Attention

Mingyuan Meng, Michael Fulham, Lei Bi +1

Deformable image registration is a fundamental requirement for medical image analysis. Recently, transformers have been widely used in deep learning-based registration methods for…

eess.IV2025

MAISY: Motion-Aware Image SYnthesis for Medical Image Motion Correction

Andrew Zhang, Hao Wang, Shuchang Ye +2

Patient motion during medical image acquisition causes blurring, ghosting, and distorts organs, which makes image interpretation challenging. Current state-of-the-art algorithms us…

cs.CV2019

Unsupervised Feature Learning with K-means and An Ensemble of Deep Convolutional Neural Networks for Medical Image Classification

Euijoon Ahn, Ashnil Kumar, Dagan Feng +2

Medical image analysis using supervised deep learning methods remains problematic because of the reliance of deep learning methods on large amounts of labelled training data. Altho…

cs.CV2022

Enhancing Medical Image Registration via Appearance Adjustment Networks

Mingyuan Meng, Lei Bi, Michael Fulham +2

Deformable image registration is fundamental for many medical image analyses. A key obstacle for accurate image registration lies in image appearance variations such as the variati…

cs.CV2015

Morphometry-Based Longitudinal Neurodegeneration Simulation with MR Imaging

Siqi Liu, Sidong Liu, Sonia Pujol +4

We present a longitudinal MR simulation framework which simulates the future neurodegenerative progression by outputting the predicted follow-up MR image and the voxel-based morpho…