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This paper explores the point set representation for tubular structure extraction tasks. Compared with the traditional mask representation, the point set representation enjoys its flexibility and representation ability, which would not be…

计算机视觉与模式识别 · 计算机科学 2022-09-14 Dong Wang , Zhao Zhang , Ziwei Zhao , Yuhang Liu , Yihong Chen , Liwei Wang

Edge detection is a critical component of many vision systems, including object detectors and image segmentation algorithms. Patches of edges exhibit well-known forms of local structure, such as straight lines or T-junctions. In this paper…

计算机视觉与模式识别 · 计算机科学 2014-11-26 Piotr Dollár , C. Lawrence Zitnick

Accurate detection and segmentation of anatomical structures from ultrasound images are crucial for clinical diagnosis and biometric measurements. Although ultrasound imaging has been widely used with superiorities such as low cost and…

计算机视觉与模式识别 · 计算机科学 2016-07-08 Hao Chen , Yefeng Zheng , Jin-Hyeong Park , Pheng-Ann Heng , S. Kevin Zhou

In this article, we present a novel scheme for segmenting the image boundary (with the background) in optoacoustic small animal in vivo imaging systems. The method utilizes a multiscale edge detection algorithm to generate a binary edge…

This paper proposes a novel method for high-quality image segmentation of both objects and scenes. Inspired by the dilation and erosion operations in morphological image processing techniques, the pixel-level image segmentation problems are…

计算机视觉与模式识别 · 计算机科学 2021-12-15 Hao He , Xiangtai Li , Yibo Yang , Guangliang Cheng , Yunhai Tong , Lubin Weng , Zhouchen Lin , Shiming Xiang

Learning segmentation from noisy labels is an important task for medical image analysis due to the difficulty in acquiring highquality annotations. Most existing methods neglect the pixel correlation and structural prior in segmentation,…

计算机视觉与模式识别 · 计算机科学 2021-07-22 Shuailin Li , Zhitong Gao , Xuming He

It is important to learn various types of classifiers given training data with noisy labels. Noisy labels, in the most popular noise model hitherto, are corrupted from ground-truth labels by an unknown noise transition matrix. Thus, by…

机器学习 · 计算机科学 2018-11-01 Bo Han , Jiangchao Yao , Gang Niu , Mingyuan Zhou , Ivor Tsang , Ya Zhang , Masashi Sugiyama

Cell instance segmentation is a new and challenging task aiming at joint detection and segmentation of every cell in an image. Recently, many instance segmentation methods have applied in this task. Despite their great success, there still…

计算机视觉与模式识别 · 计算机科学 2022-08-18 Menghao Li , Wenquan Feng , Shuchang Lyu , Lijiang Chen , Qi Zhao

Medical image segmentation is vital for modern healthcare and is a key element of computer-aided diagnosis. While recent advancements in computer vision have explored unsupervised segmentation using pre-trained models, these methods have…

计算机视觉与模式识别 · 计算机科学 2025-08-07 Mosong Ma , Tania Stathaki , Michalis Lazarou

In the digital era, table structure recognition technology is a critical tool for processing and analyzing large volumes of tabular data. Previous methods primarily focus on visual aspects of table structure recovery but often fail to…

计算机视觉与模式识别 · 计算机科学 2024-09-23 Zhenrong Zhang , Shuhang Liu , Pengfei Hu , Jiefeng Ma , Jun Du , Jianshu Zhang , Yu Hu

We propose a 3D convolutional neural network to simultaneously segment and detect cell nuclei in confocal microscopy images. Mirroring the co-dependency of these tasks, our proposed model consists of two serial components: the first part…

图像与视频处理 · 电气工程与系统科学 2018-09-07 Sundaresh Ram , Vicky T. Nguyen , Kirsten H. Limesand , Mert R. Sabuncu

Workbook-scale spreadsheet understanding is increasingly important for language-model-based data analysis agents, but remains challenging because relevant information is often distributed across multiple sheets with heterogeneous schemas,…

人工智能 · 计算机科学 2026-05-08 Yiming Lei , Yiqi Wang , Yujia Zhang , Bo Guan , Depei Zhu , Chunhui Wang , Zhuonan Hao , Tianyu Shi

Table detection is the task of classifying and localizing table objects within document images. With the recent development in deep learning methods, we observe remarkable success in table detection. However, a significant amount of labeled…

计算机视觉与模式识别 · 计算机科学 2023-05-09 Tahira Shehzadi , Khurram Azeem Hashmi , Didier Stricker , Marcus Liwicki , Muhammad Zeshan Afzal

Detection and segmentation of the hippocampal structures in volumetric brain images is a challenging problem in the area of medical imaging. In this paper, we propose a two-stage 3D fully convolutional neural network that efficiently…

计算机视觉与模式识别 · 计算机科学 2019-02-13 Dengsheng Chen , Wenxi Liu , You Huang , Tong Tong , Yuanlong Yu

Tabular data forms the backbone of high-stakes decision systems in finance, healthcare, and beyond. Yet industrial tabular datasets are inherently difficult: high-dimensional, riddled with missing entries, and rarely labeled at scale. While…

机器学习 · 计算机科学 2026-05-13 Bo Zheng , Yudong Chen , Zihua Xiong , Shuai Fang , Peidong He , Yang Yang , Sheng Guo

Although Transformers-based architectures excel at processing textual information, their naive adaptation for tabular data often involves flattening the table structure. This simplification can lead to the loss of essential…

计算与语言 · 计算机科学 2025-03-04 Raphaël Mouravieff , Benjamin Piwowarski , Sylvain Lamprier

This study explores three approaches to processing table data in scientific papers to enhance extractive question answering and develop a software tool for the systematic review process. The methods evaluated include: (1) Optical Character…

信息检索 · 计算机科学 2025-08-27 Dongyoun Kim , Hyung-do Choi , Youngsun Jang , John Kim

Cell boundary information is crucial for analyzing cell behaviors from time-lapse microscopy videos. Existing supervised cell segmentation tools, such as ImageJ, require tuning various parameters and rely on restrictive assumptions about…

应用统计 · 统计学 2026-01-27 Laura Baracaldo , Blythe King , Haoran Yan , Yizi Lin , Nina Miolane , Mengyang Gu

Table structure recognition (TSR) requires both table-level coherence (row/column counts, headers, spanning cells) and precise separator localization. We introduce FastTab, a grid-centric TSR model that avoids autoregressive HTML decoding…

计算机视觉与模式识别 · 计算机科学 2026-05-22 Laziz Hamdi , Amine Tamasna , Pascal Boisson , Thierry Paquet

Table extraction has long been a pervasive problem in financial services. This is more challenging in the image domain, where content is locked behind cumbersome pixel format. Luckily, advances in deep learning for image segmentation, OCR,…

计算机视觉与模式识别 · 计算机科学 2024-05-10 William Watson , Bo Liu