papers

Publications (8)

cs.CV2026

Beyond the Embedding Bottleneck: Adaptive Retrieval-Augmented 3D CT Report Generation

Renjie Liang, Yiling Ma, Yang Xing +6

Automated radiology report generation from 3D CT volumes often suffers from incomplete pathology coverage. We provide empirical evidence that this limitation stems from a represent…

cs.CV2026

DTC: A Deformable Transposed Convolution Module for Medical Image Segmentation

Chengkun Sun, Jinqian Pan, Renjie Liang +4

In medical image segmentation, particularly in UNet-like architectures, upsampling is primarily used to transform smaller feature maps into larger ones, enabling feature fusion bet…

eess.IV2026

An Interpretable Deep Learning Framework for Discovery and Clinical Validation of Deep Radiomic Signatures in Tumor Classification

Chengkun Sun, Jinqian Pan, Renjie Liang +7

Imaging signatures are quantitative features extracted from medical images that provide clinically meaningful information for tumor diagnosis, characterization, prognosis, and trea…

cs.CV2024

BGDB: Bernoulli-Gaussian Decision Block with Improved Denoising Diffusion Probabilistic Models

Chengkun Sun, Jinqian Pan, Russell Stevens Terry +2

Generative models can enhance discriminative classifiers by constructing complex feature spaces, thereby improving performance on intricate datasets. Conventional methods typically…

cs.CV2024

Beyond Skip Connection: Pooling and Unpooling Design for Elimination Singularities

Chengkun Sun, Jinqian Pan, Zhuoli Jin +3

Training deep Convolutional Neural Networks (CNNs) presents unique challenges, including the pervasive issue of elimination singularities, consistent deactivation of nodes leading…

cs.CV2026

ORCA: ORgan-Centroid Aggregation for Training-Free 3D CT Visual Token Compression

Renjie Liang, Zijian Xu, Jinqian Pan +6

A 3D CT scan entering a vision-language model produces a long sequence of visual tokens, often thousands to tens of thousands per volume, and this sequence must be compressed befor…

eess.IV2024

GASA-UNet: Global Axial Self-Attention U-Net for 3D Medical Image Segmentation

Chengkun Sun, Russell Stevens Terry, Jiang Bian +1

Accurate segmentation of multiple organs and the differentiation of pathological tissues in medical imaging are crucial but challenging, especially for nuanced classifications and…

cs.CV2026

Enhancing Renal Tumor Malignancy Prediction: Deep Learning with Automatic 3D CT Organ Focused Attention

Zhengkang Fan, Chengkun Sun, Russell Terry +2

Accurate prediction of malignancy in renal tumors is crucial for informing clinical decisions and optimizing treatment strategies. However, existing imaging modalities lack the nec…