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Artificial neural networks are being proposed as models of parts of the brain. The networks are compared to recordings of biological neurons, and good performance in reproducing neural responses is considered to support the model's…

神经元与认知 · 定量生物学 2023-09-01 Yena Han , Tomaso Poggio , Brian Cheung

Deep learning architectures based on convolutional neural networks tend to rely on continuous, smooth features. While this characteristics provides significant robustness and proves useful in many real-world tasks, it is strikingly…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Zuzanna Buchnajzer , Kacper Dobek , Stanisław Hapke , Daniel Jankowski , Krzysztof Krawiec

In many scenarios, especially biomedical applications, the correct delineation of complex fine-scaled structures such as neurons, tissues, and vessels is critical for downstream analysis. Despite the strong predictive power of deep learning…

计算机视觉与模式识别 · 计算机科学 2024-03-25 Xiaoling Hu

Persistent homology barcodes and diagrams are a cornerstone of topological data analysis that capture the "shape" of a wide range of complex data structures, such as point clouds, networks, and functions. However, their use in statistical…

Complex networks encountered in biology are often characterized by significant structural diversity. Whether it be differences in the three-dimensional structure of allosteric proteins, or the variation among the micro-scale structures of…

物理与社会 · 物理学 2020-08-19 Jason W. Rocks , Andrea J. Liu , Eleni Katifori

Biological nervous systems exhibit astonishing complexity .Neuroscientists aim to capture this com- plexity by modeling and simulation of biological processes. Often very comple xm odels are nec- essary to depict the processes, which makes…

软件工程 · 计算机科学 2016-06-10 Dimitri Plotnikov , Bernhard Rumpe , Inga Blundell , Tammo Ippen , Jochen Martin Eppler , Abgail Morrison

Single neurons in neural networks are often interpretable in that they represent individual, intuitively meaningful features. However, many neurons exhibit $\textit{mixed selectivity}$, i.e., they represent multiple unrelated features. A…

机器学习 · 统计学 2023-10-19 David Klindt , Sophia Sanborn , Francisco Acosta , Frédéric Poitevin , Nina Miolane

This paper is a survey of persistent homology, primarily as it is used in topological data analysis. It includes the theory of persistence modules, as well as stability theorems for persistence barcodes, generalized persistence,…

代数拓扑 · 数学 2020-04-03 Gunnar Carlsson

Many neuroscientific applications require robust and accurate localization of neurons. It is still an unsolved problem because of the enormous variation in intensity, texture, spatial overlap, morphology and background artifacts. In…

定量方法 · 定量生物学 2021-03-22 Tamal Batabyal , Aijaz Ahmad Naik , Daniel Weller , Jaideep Kapur

Object permanence is the concept that objects do not suddenly disappear in the physical world. Humans understand this concept at young ages and know that another person is still there, even though it is temporarily occluded. Neural networks…

计算机视觉与模式识别 · 计算机科学 2022-11-29 Michael Fürst , Priyash Bhugra , René Schuster , Didier Stricker

0-dimensional persistent homology is known, from a computational point of view, as the easy case. Indeed, given a list of $n$ edges in non-decreasing order of filtration value, one only needs a union-find data structure to keep track of the…

计算几何 · 计算机科学 2023-12-12 Marc Glisse

Persistent homology is a method for computing the topological features present in a given data. Recently, there has been much interest in the integration of persistent homology as a computational step in neural networks or deep learning. In…

机器学习 · 计算机科学 2020-11-17 Padraig Corcoran , Bailin Deng

Homography estimation is an important step in many computer vision problems. Recently, deep neural network methods have shown to be favorable for this problem when compared to traditional methods. However, these new methods do not consider…

计算机视觉与模式识别 · 计算机科学 2020-04-07 Hoang Le , Feng Liu , Shu Zhang , Aseem Agarwala

Artificial neural networks can learn complex, salient data features to achieve a given task. On the opposite end of the spectrum, mathematically grounded methods such as topological data analysis allow users to design analysis pipelines…

机器学习 · 计算机科学 2022-12-29 Mattia G. Bergomi , Massimo Ferri , Alessandro Mella , Pietro Vertechi

We introduce a novel set of observables associated to the rapidly developing field of persistent homology for the quantitative characterization of nuclear collisions and their evolution. Persistent homology allows for the identification of…

核理论 · 物理学 2023-01-04 Greg Hamilton , Travis Dore , Christopher Plumberg

Estimating neuron location from extracellular recordings is essential for developing advanced brain-machine interfaces. Accurate neuron localization improves spike sorting, which involves detecting action potentials and assigning them to…

神经元与认知 · 定量生物学 2025-08-20 Hao Zhao , Xinhe Zhang , Arnau Marin-Llobet , Xinyi Lin , Jia Liu

With the improvement of computer performance and the increase of data volume, the object detection based on convolutional neural network (CNN) has become the main algorithm for object detection. This paper summarizes the research progress…

计算机视觉与模式识别 · 计算机科学 2020-07-28 Wei Zhang , Zuoxiang Zeng

Noisy data and the similarity in the ocular appearances caused by different ophthalmic pathologies pose significant challenges for an automated expert system to accurately detect retinal diseases. In addition, the lack of knowledge…

图像与视频处理 · 电气工程与系统科学 2021-10-20 Sharif Amit Kamran , Alireza Tavakkoli , Stewart Lee Zuckerbrod

We introduce a method for training neural networks to perform image or volume segmentation in which prior knowledge about the topology of the segmented object can be explicitly provided and then incorporated into the training process. By…

计算机视觉与模式识别 · 计算机科学 2020-09-21 James R. Clough , Nicholas Byrne , Ilkay Oksuz , Veronika A. Zimmer , Julia A. Schnabel , Andrew P. King

Nuclei detection is an important task in the histology domain as it is a main step toward further analysis such as cell counting, cell segmentation, study of cell connections, etc. This is a challenging task due to the complex texture of…

计算机视觉与模式识别 · 计算机科学 2018-08-28 Navid Alemi Koohababni , Mostafa Jahanifar , Ali Gooya , Nasir Rajpoot