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Deep neural network models used for medical image segmentation are large because they are trained with high-resolution three-dimensional (3D) images. Graphics processing units (GPUs) are widely used to accelerate the trainings. However, the…

机器学习 · 计算机科学 2018-12-20 Haruki Imai , Samuel Matzek , Tung D. Le , Yasushi Negishi , Kiyokuni Kawachiya

Stereo videos for the dynamic scenes often show unpleasant blurred effects due to the camera motion and the multiple moving objects with large depth variations. Given consecutive blurred stereo video frames, we aim to recover the latent…

计算机视觉与模式识别 · 计算机科学 2020-01-08 Liyuan Pan , Yuchao Dai , Miaomiao Liu , Fatih Porikli , Quan Pan

Despite recent advances in the field of supervised deep learning for text line segmentation, unsupervised deep learning solutions are beginning to gain popularity. In this paper, we present an unsupervised deep learning method that embeds…

计算机视觉与模式识别 · 计算机科学 2021-05-24 Berat Kurar Barakat , Ahmad Droby , Raid Saabni , Jihad El-Sana

3D microscopy is key in the investigation of diverse biological systems, and the ever increasing availability of large datasets demands automatic cell identification methods that not only are accurate, but also can imply the uncertainty in…

计算机视觉与模式识别 · 计算机科学 2021-02-24 Alvaro Gomariz , Tiziano Portenier , César Nombela-Arrieta , Orcun Goksel

Patch-based approaches such as 3D block matching (BM3D) and non-local Bayes (NLB) are widely accepted filters for removing Gaussian noise from single-frame images. In this work, we propose three extensions for these filters when there exist…

图像与视频处理 · 电气工程与系统科学 2021-07-14 Kireeti Bodduna , Joachim Weickert

Based on the Denoising Diffusion Probabilistic Model (DDPM), medical image segmentation can be described as a conditional image generation task, which allows to compute pixel-wise uncertainty maps of the segmentation and allows an implicit…

图像与视频处理 · 电气工程与系统科学 2022-11-01 Xutao Guo , Yanwu Yang , Chenfei Ye , Shang Lu , Yang Xiang , Ting Ma

Panoptic lifting is an effective technique to address the 3D panoptic segmentation task by unprojecting 2D panoptic segmentations from multi-views to 3D scene. However, the quality of its results largely depends on the 2D segmentations,…

计算机视觉与模式识别 · 计算机科学 2024-10-15 Runsong Zhu , Shi Qiu , Qianyi Wu , Ka-Hei Hui , Pheng-Ann Heng , Chi-Wing Fu

Our goal is to significantly speed up the runtime of current state-of-the-art stereo algorithms to enable real-time inference. Towards this goal, we developed a differentiable PatchMatch module that allows us to discard most disparities…

计算机视觉与模式识别 · 计算机科学 2019-09-13 Shivam Duggal , Shenlong Wang , Wei-Chiu Ma , Rui Hu , Raquel Urtasun

Thinning is the removal of contour pixels/points of connected components in an image to produce their skeleton with retained connectivity and structural properties. The output requirements of a thinning procedure often vary with…

计算机视觉与模式识别 · 计算机科学 2017-11-20 Himanshu Jain , Archana Praveen Kumar

The growing complexity of spatial and structural information in 3D data makes data inspection and visualization a challenging task. We describe a method to create a planar embedding of 3D treelike structures using their skeleton…

图形学 · 计算机科学 2022-02-23 Ping Hu , Saeed Boorboor , Joseph Marino , Arie E. Kaufman

This study introduces a novel unsupervised medical image feature extraction method that employs spatial stratification techniques. An objective function based on weight is proposed to achieve the purpose of fast image recognition. The…

图像与视频处理 · 电气工程与系统科学 2024-06-28 Qishi Zhan , Dan Sun , Erdi Gao , Yuhan Ma , Yaxin Liang , Haowei Yang

Diffusion Probabilistic Methods are employed for state-of-the-art image generation. In this work, we present a method for extending such models for performing image segmentation. The method learns end-to-end, without relying on a…

计算机视觉与模式识别 · 计算机科学 2022-09-08 Tomer Amit , Tal Shaharbany , Eliya Nachmani , Lior Wolf

We present an amelioration of current known algorithms for optimal spectral partitioning problems. The idea is to use the advantage of a representation using density functions while decreasing the computational time. This is done by…

最优化与控制 · 数学 2017-05-25 Beniamin Bogosel

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

We propose a new learning-based approach for 3D particle field imaging using holography. Our approach uses a U-net architecture incorporating residual connections, Swish activation, hologram preprocessing, and transfer learning to cope with…

图像与视频处理 · 电气工程与系统科学 2020-02-19 Siyao Shao , Kevin Mallery , Santosh Kumar , Jiarong Hong

Modern day multimedia content generation and dissemination is moving towards the presentation of more and more `realistic' scenarios. The switch from 2-dimensional (2D) to 3-dimensional (3D) has been a major driving force in that direction.…

计算机视觉与模式识别 · 计算机科学 2019-05-16 Asra Aslam , Mohd. Samar Ansari

The probabilistic Rand (PR) index has the following three problems: It lacks variations in its value over images; the normalized probabilistic Rand (NPR) index to address this is theoretically unclear, and the sampling method of pixel-pairs…

计算机视觉与模式识别 · 计算机科学 2019-06-20 Hisashi Shimodaira

This paper presents a new probabilistic generative model for image segmentation, i.e. the task of partitioning an image into homogeneous regions. Our model is grounded on a mid-level image representation, called a region tree, in which…

机器学习 · 统计学 2015-06-15 Shell X. Hu , Christopher K. I. Williams , Sinisa Todorovic

Cell nuclei segmentation is one of the most important tasks in the analysis of biomedical images. With ever-growing sizes and amounts of three-dimensional images to be processed, there is a need for better and faster segmentation methods.…

计算机视觉与模式识别 · 计算机科学 2017-02-20 Julian Arz , Peter Sanders , Johannes Stegmaier , Ralf Mikut

This article suggests an algorithm of formation a training set for artificial neural network in case of image segmentation. The distinctive feature of this algorithm is that it using only one image for segmentation. The segmentation…

计算机视觉与模式识别 · 计算机科学 2018-12-27 S. V. Belim , S. B. Larionov