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Medical image segmentation, which aims to automatically extract anatomical or pathological structures, plays a key role in computer-aided diagnosis and disease analysis. Despite the problem has been widely studied, existing methods are…

图像与视频处理 · 电气工程与系统科学 2022-03-01 Han Zhang , Lok Ming Lui

In the brain, the structure of a network of neurons defines how these neurons implement the computations that underlie the mind and the behavior of animals and humans. Provided that we can describe the network of neurons as a graph, we can…

计算机视觉与模式识别 · 计算机科学 2019-07-03 Gustavo Borges Moreno e Mello , Vibeke Devold Valderhaug , Sidney Pontes-Filho , Evi Zouganeli , Ioanna Sandvig , Stefano Nichele

Reconstruction of neuroanatomy is a fundamental problem in neuroscience. Stochastic expression of colors in individual cells is a promising tool, although its use in the nervous system has been limited due to various sources of variability…

神经元与认知 · 定量生物学 2017-01-24 Uygar Sümbül , Douglas Roussien , Fei Chen , Nicholas Barry , Edward S. Boyden , Dawen Cai , John P. Cunningham , Liam Paninski

In this short paper, a neural network that is able to form a low dimensional topological hidden representation is explained. The neural network can be trained as an autoencoder, a classifier or mix of both, and produces different low…

机器学习 · 计算机科学 2020-06-16 Pitoyo Hartono

Cell image analysis is crucial in Alzheimer's research to detect the presence of A$\beta$ protein inhibiting cell function. Deep learning speeds up the process by making only low-level data sufficient for fruitful inspection. We first found…

图像与视频处理 · 电气工程与系统科学 2021-08-04 Wooseok Jung

We present a novel methodology that combines graph and dense segmentation techniques by jointly learning both point and pixel contour representations, thereby leveraging the benefits of each approach. This addresses deficiencies in typical…

计算机视觉与模式识别 · 计算机科学 2024-02-20 Kit Mills Bransby , Greg Slabaugh , Christos Bourantas , Qianni Zhang

Tree kernels have demonstrated their ability to deal with hierarchical data, as the intrinsic tree structure often plays a discriminative role. While such kernels have been successfully applied to various domains such as nature language…

计算机视觉与模式识别 · 计算机科学 2016-04-08 Yanwei Cui , Laetitia Chapel , Sébastien Lefèvre

Airborne discrete return light detection and ranging (LiDAR) point clouds covering forested areas can be processed to segment individual trees and retrieve their morphological attributes. Segmenting individual trees in natural deciduous…

计算机视觉与模式识别 · 计算机科学 2017-08-01 Hamid Hamraz , Marco A. Contreras

It is common in anthropology and paleontology to address questions about extant and extinct species through the quantification of osteological features observable in micro-computed tomographic (micro-CT) scans. In cases where remains were…

图像与视频处理 · 电气工程与系统科学 2021-04-23 Amirsaeed Yazdani , Yung-Chen Sun , Nicholas B. Stephens , Timothy Ryan , Vishal Monga

Neural networks can be compressed to reduce memory and computational requirements, or to increase accuracy by facilitating the use of a larger base architecture. In this paper we focus on pruning individual neurons, which can simultaneously…

计算机视觉与模式识别 · 计算机科学 2018-04-20 Bin Dai , Chen Zhu , David Wipf

Earth's forests play an important role in the fight against climate change, and are in turn negatively affected by it. Effective monitoring of different tree species is essential to understanding and improving the health and biodiversity of…

计算机视觉与模式识别 · 计算机科学 2025-07-30 Venkatesh Ramesh , Arthur Ouaknine , David Rolnick

Automatic Extraction of road network from satellite images is a goal that can benefit and even enable new technologies. Methods that combine machine learning (ML) and computer vision have been proposed in recent years which make the task…

计算机视觉与模式识别 · 计算机科学 2019-09-17 Tamal K. Dey , Jiayuan Wang , Yusu Wang

Shape analysis and classification are popular methods for biologists, biophysicists and mathematicians investigating relationships between object function and form. Classic shape descriptors, such as sphericity, can be powerful but may be…

定量方法 · 定量生物学 2025-02-21 Allyson Quinn Ryan , Johannes Soltwedel , Carl D. Modes

Current deep learning-based approaches to lesion segmentation in neuroimaging often depend on high-resolution images and extensive annotated data, limiting clinical applicability. This paper introduces a novel synthetic data framework…

图像与视频处理 · 电气工程与系统科学 2025-08-18 Liam Chalcroft , Ioannis Pappas , Cathy J. Price , John Ashburner

In deep neural networks, better results can often be obtained by increasing the complexity of previously developed basic models. However, it is unclear whether there is a way to boost performance by decreasing the complexity of such models.…

机器学习 · 计算机科学 2022-06-07 Junran Wu , Shangzhe Li , Jianhao Li , Yicheng Pan , Ke Xu

Intrathoracic airway segmentation in computed tomography (CT) is a prerequisite for various respiratory disease analyses such as chronic obstructive pulmonary disease (COPD), asthma and lung cancer. Unlike other organs with simpler shapes…

图像与视频处理 · 电气工程与系统科学 2023-06-16 Puyang Wang , Dazhou Guo , Dandan Zheng , Minghui Zhang , Haogang Yu , Xin Sun , Jia Ge , Yun Gu , Le Lu , Xianghua Ye , Dakai Jin

Biology presents many examples of planar distribution and structural networks having dense sets of closed loops. An archetype of this form of network organization is the vasculature of dicotyledonous leaves, which showcases a…

定量方法 · 定量生物学 2015-05-30 Eleni Katifori , Marcelo O. Magnasco

Dendritic spines, which are small protrusions on the dendrites of a neuron, are of interest in neuroscience as they are related to cognitive processes such as learning and memory. We analyse the distribution of spine locations on six…

统计方法学 · 统计学 2020-10-27 Heidi S. Christensen , Jesper Møller

The problem of subgroups is ubiquitous in scientific research (ex. disease heterogeneity, spatial distributions in ecology...), and piecewise regression is one way to deal with this phenomenon. Morse-Smale regression offers a way to…

机器学习 · 统计学 2017-08-22 Colleen M. Farrelly

Deep learning has been shown to produce state of the art results in many tasks in biomedical imaging, especially in segmentation. Moreover, segmentation of the cerebrovascular structure from magnetic resonance angiography is a challenging…

计算机视觉与模式识别 · 计算机科学 2018-12-06 Pedro Sanches , Cyril Meyer , Vincent Vigon , Benoît Naegel