中文
相关论文

相关论文: Hierarchical Spatio-temporal Segmentation Network …

200 篇论文

Spatial transcriptomics is an emerging field that enables the identification of functional regions based on the spatial distribution of gene expression. Integrating this functional information present in transcriptomic data with structural…

计算机视觉与模式识别 · 计算机科学 2025-11-13 Shanaka Liyanaarachchi , Chathurya Wijethunga , Shihab Aaqil Ahamed , Akthas Absar , Ranga Rodrigo

Language-queried video actor segmentation aims to predict the pixel-level mask of the actor which performs the actions described by a natural language query in the target frames. Existing methods adopt 3D CNNs over the video clip as a…

计算机视觉与模式识别 · 计算机科学 2021-05-17 Tianrui Hui , Shaofei Huang , Si Liu , Zihan Ding , Guanbin Li , Wenguan Wang , Jizhong Han , Fei Wang

Despite recent advances in video segmentation, many opportunities remain to improve it using a variety of low and mid-level visual cues. We propose improvements to the leading streaming graph-based hierarchical video segmentation…

计算机视觉与模式识别 · 计算机科学 2014-02-17 Subarna Tripathi , Youngbae Hwang , Serge Belongie , Truong Nguyen

Despite the significant progress made by deep learning in natural image matting, there has been so far no representative work on deep learning for video matting due to the inherent technical challenges in reasoning temporal domain and lack…

计算机视觉与模式识别 · 计算机科学 2021-04-23 Yanan Sun , Guanzhi Wang , Qiao Gu , Chi-Keung Tang , Yu-Wing Tai

Performing a real-time and accurate instrument segmentation from videos is of great significance for improving the performance of robotic-assisted surgery. We identify two important clues for surgical instrument perception, including local…

计算机视觉与模式识别 · 计算机科学 2021-09-29 Jiacheng Wang , Yueming Jin , Liansheng Wang , Shuntian Cai , Pheng-Ann Heng , Jing Qin

Heart failure remains a major public health challenge with growing costs. Ejection fraction (EF) is a key metric for the diagnosis and management of heart failure however estimation of EF using echocardiography remains expensive for the…

图像与视频处理 · 电气工程与系统科学 2022-12-26 Walt Williams , Rohan Doshi , Yanran Li , Kexuan Liang

Marine Animal Segmentation (MAS) aims at identifying and segmenting marine animals from complex marine environments. Most of previous deep learning-based MAS methods struggle with the long-distance modeling issue. Recently, Segment Anything…

计算机视觉与模式识别 · 计算机科学 2026-03-16 Pingping Zhang , Tianyu Yan , Yuhao Wang , Yang Liu , Tongdan Tang , Yili Ma , Long Lv , Feng Tian , Weibing Sun , and Huchuan Lu

Coronary artery disease (CAD) is the most common cause of death globally, and its diagnosis is usually based on manual myocardial segmentation of Magnetic Resonance Imaging (MRI) sequences. As the manual segmentation is tedious,…

图像与视频处理 · 电气工程与系统科学 2023-02-27 Yutian Chen , Xiaowei Xu , Dewen Zeng , Yiyu Shi , Haiyun Yuan , Jian Zhuang , Yuhao Dong , Qianjun Jia , Meiping Huang

In this paper, a hierarchical image matting model is proposed to extract blood vessels from fundus images. More specifically, a hierarchical strategy utilizing the continuity and extendibility of retinal blood vessels is integrated into the…

计算机视觉与模式识别 · 计算机科学 2017-10-10 Zhun Fan , Jiewei Lu , Wenji Li , Caimin Wei , Han Huang , Xinye Cai , Xinjian Chen

Automatic identification of proper image frames at the end-diastolic (ED) and end-systolic (ES) frames during the review of invasive coronary angiograms (ICA) is important to assess blood flow during a cardiac cycle, reconstruct the 3D…

图像与视频处理 · 电气工程与系统科学 2021-10-07 Yinghui Meng , Minghao Dong , Xumin Dai , Haipeng Tang , Chen Zhao , Jingfeng Jiang , Shun Xu , Ying Zhou , Fubao Zhu1 , Zhihui Xu , Weihua Zhou

Ejection fraction (EF) is a crucial metric for assessing cardiac function and diagnosing conditions such as heart failure. Traditionally, EF estimation requires manual tracing and domain expertise, making the process time-consuming and…

计算机视觉与模式识别 · 计算机科学 2025-12-04 Yeganeh Ghamary , Victoria Wu , Hooman Vaseli , Christina Luong , Teresa Tsang , Siavash Bigdeli , Purang Abolmaesumi

Modern one-stage video instance segmentation networks suffer from two limitations. First, convolutional features are neither aligned with anchor boxes nor with ground-truth bounding boxes, reducing the mask sensitivity to spatial location.…

计算机视觉与模式识别 · 计算机科学 2021-04-13 Minghan Li , Shuai Li , Lida Li , Lei Zhang

We introduce Spatial-Temporal Memory Networks for video object detection. At its core, a novel Spatial-Temporal Memory module (STMM) serves as the recurrent computation unit to model long-term temporal appearance and motion dynamics. The…

计算机视觉与模式识别 · 计算机科学 2018-07-30 Fanyi Xiao , Yong Jae Lee

In cardiac magnetic resonance (CMR) imaging, a 3D high-resolution segmentation of the heart is essential for detailed description of its anatomical structures. However, due to the limit of acquisition duration and respiratory/cardiac…

图像与视频处理 · 电气工程与系统科学 2021-07-09 Shuo Wang , Chen Qin , Nicolo Savioli , Chen Chen , Declan O'Regan , Stuart Cook , Yike Guo , Daniel Rueckert , Wenjia Bai

Left ventricular ejection fraction (LVEF) is the most important clinical parameter of cardiovascular function. The accuracy in estimating this parameter is highly dependent upon the precise segmentation of the left ventricle (LV) structure…

计算机视觉与模式识别 · 计算机科学 2024-10-10 Narjes Benameur , Ramzi Mahmoudi , Mohamed Deriche , Amira fayouka , Imene Masmoudi , Nessrine Zoghlami

A general framework of spatio-spectral segmentation for multi-spectral images is introduced in this paper. The method is based on classification-driven stochastic watershed (WS) by Monte Carlo simulations, and it gives more regular and…

计算机视觉与模式识别 · 计算机科学 2016-02-10 Guillaume Noyel , Jesus Angulo , Dominique Jeulin

In this paper, we present a unified, end-to-end trainable spatiotemporal CNN model for VOS, which consists of two branches, i.e., the temporal coherence branch and the spatial segmentation branch. Specifically, the temporal coherence branch…

计算机视觉与模式识别 · 计算机科学 2019-04-05 Kai Xu , Longyin Wen , Guorong Li , Liefeng Bo , Qingming Huang

Tooth image segmentation is a cornerstone of dental digitization. However, traditional image encoders relying on fixed-resolution feature maps often lead to discontinuous segmentation and poor discrimination between target regions and…

计算机视觉与模式识别 · 计算机科学 2026-02-26 Xinxin Zhao , Jian Jiang , Yan Tian , Liqin Wu , Zhaocheng Xu , Teddy Yang , Yunuo Zou , Xun Wang

Previous studies on echocardiogram segmentation are focused on the left ventricle in parasternal long-axis views. In this study, deep-learning models were evaluated on the segmentation of the ventricles in parasternal short-axis…

图像与视频处理 · 电气工程与系统科学 2025-04-04 Julian Rene Cuellar Buritica , Vu Dinh , Manjula Burri , Julie Roelandts , James Wendling , Jon D. Klingensmith

Cardiac motion tracking from echocardiography can be used to estimate and quantify myocardial motion within a cardiac cycle. It is a cost-efficient and effective approach for assessing myocardial function. However, ultrasound imaging has…

计算机视觉与模式识别 · 计算机科学 2024-07-08 Long Teng , Wei Feng , Menglong Zhu , Xinchao Li