English
Related papers

Related papers: Machine learning topological defects in confluent …

200 papers

Topological defects are fundamental to the collective dynamics of non-equilibrium systems and in active matter, mediating spontaneous flows, dynamic self-organization, and emergent pattern formation. Here, we reveal critical states in…

Visual defect assessment is a form of anomaly detection. This is very relevant in finding faults such as cracks and markings in various surface inspection tasks like pavement and automotive parts. The task involves detection of…

Computer Vision and Pattern Recognition · Computer Science 2019-05-31 Manpreet Singh Minhas , John Zelek

The science of solving clinical problems by analyzing images generated in clinical practice is known as medical image analysis. The aim is to extract information in an effective and efficient manner for improved clinical diagnosis. The…

Computer Vision and Pattern Recognition · Computer Science 2019-05-22 Syed Muhammad Anwar , Muhammad Majid , Adnan Qayyum , Muhammad Awais , Majdi Alnowami , Muhammad Khurram Khan

Deep neural networks proved to be a very useful and powerful tool with many practical applications. They especially excel at learning from large data sets with labeled samples. However, in order to achieve good learning results, the network…

Neural and Evolutionary Computing · Computer Science 2018-01-03 Włodzimierz Funika , Paweł Koperek

Similar and indeterminate defect detection of solar cell surface with heterogeneous texture and complex background is a challenge of solar cell manufacturing. The traditional manufacturing process relies on human eye detection which…

Computer Vision and Pattern Recognition · Computer Science 2018-12-18 Haiyong Chen , Yue Pang , Qidi Hu , Kun Liu

We introduce an Active Vertex Model (AVM) for cell-resolution studies of the mechanics of confluent epithelial tissues consisting of tens of thousands of cells, with a level of detail inaccessible to similar methods. The AVM combines the…

Biological Physics · Physics 2016-12-20 Daniel L. Barton , Silke Henkes , Cornelis J. Weijer , Rastko Sknepnek

Deep learning algorithms for connectomics rely upon localized classification, rather than overall morphology. This leads to a high incidence of erroneously merged objects. Humans, by contrast, can easily detect such errors by acquiring…

Computer Vision and Pattern Recognition · Computer Science 2017-06-01 David Rolnick , Yaron Meirovitch , Toufiq Parag , Hanspeter Pfister , Viren Jain , Jeff W. Lichtman , Edward S. Boyden , Nir Shavit

Solar energy is one of the most dependable renewable energy technologies, as it is feasible almost everywhere globally. However, improving the efficiency of a solar PV system remains a significant challenge. To enhance the robustness of the…

Image and Video Processing · Electrical Eng. & Systems 2026-03-02 Maryam Paparimoghadamborazjani , Amin Kazemi

The persistent dynamics in systems out of equilibrium, particularly those characterized by annihilation and creation of topological defects, is known to involve complicated spatiotemporal processes and is deemed difficult to control. Here…

Soft Condensed Matter · Physics 2022-11-22 Zhi-Feng Huang , Hartmut Löwen , Axel Voigt

In this paper, we propose a Computer Assisted Diagnosis (CAD) system based on a deep Convolutional Neural Network (CNN) model, to build an end-to-end learning process that classifies breast mass lesions. We investigate the impact that has…

Computer Vision and Pattern Recognition · Computer Science 2017-11-30 Hiba Chougrad , Hamid Zouaki , Omar Alheyane

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…

Image and Video Processing · Electrical Eng. & Systems 2018-09-07 Sundaresh Ram , Vicky T. Nguyen , Kirsten H. Limesand , Mert R. Sabuncu

Additive Manufacturing (AM) is transforming the manufacturing sector by enabling efficient production of intricately designed products and small-batch components. However, metal parts produced via AM can include flaws that cause inferior…

Computer Vision and Pattern Recognition · Computer Science 2024-11-05 Duy Nhat Phan , Sushant Jha , James P. Mavo , Erin L. Lanigan , Linh Nguyen , Lokendra Poudel , Rahul Bhowmik

In today's interconnected digital landscape, the proliferation of malware poses a significant threat to the security and stability of computer networks and systems worldwide. As the complexity of malicious tactics, techniques, and…

Cryptography and Security · Computer Science 2023-05-26 Dhruv Nandakumar , Devin Quinn , Elijah Soba , Eunyoung Kim , Christopher Redino , Chris Chan , Kevin Choi , Abdul Rahman , Edward Bowen

While conventional computer vision emphasizes pixel-level and feature-based objectives, medical image analysis of intricate biological structures necessitates explicit representation of their complex topological properties. Despite their…

Image and Video Processing · Electrical Eng. & Systems 2024-12-31 Yousef Yeganeh , Rui Xiao , Goktug Guvercin , Nassir Navab , Azade Farshad

Pulmonary pathologies are a significant global health concern, often leading to fatal outcomes if not diagnosed and treated promptly. Chest radiography serves as a primary diagnostic tool, but the availability of experienced radiologists…

Image and Video Processing · Electrical Eng. & Systems 2024-12-17 Abdelbaki Souid , Mohamed Hamroun , Soufiene Ben Othman , Hedi Sakli , Naceur Abdelkarim

Object segmentation and structure localization are important steps in automated image analysis pipelines for microscopy images. We present a convolution neural network (CNN) based deep learning architecture for segmentation of objects in…

Computer Vision and Pattern Recognition · Computer Science 2019-01-24 Shan E Ahmed Raza , Linda Cheung , Muhammad Shaban , Simon Graham , David Epstein , Stella Pelengaris , Michael Khan , Nasir M. Rajpoot

Systematic relations between multiple objects that occur in various fields can be represented as networks. Real-world networks typically exhibit complex topologies whose structural properties are key factors in characterizing and further…

Physics and Society · Physics 2021-04-09 Yoshihisa Tanaka , Ryosuke Kojima , Shoichi Ishida , Fumiyoshi Yamashita , Yasushi Okuno

We numerically investigate how spatial variations of extensile or contractile active stress affect bulk active nematic systems in two and three dimensions. In the absence of defects, activity gradients drive flows which re-orient the…

Soft Condensed Matter · Physics 2022-06-15 Liam J Ruske , Julia M Yeomans

Automatic segmentation of retinal blood vessels from fundus images plays an important role in the computer aided diagnosis of retinal diseases. The task of blood vessel segmentation is challenging due to the extreme variations in morphology…

Computer Vision and Pattern Recognition · Computer Science 2016-11-17 Avijit Dasgupta , Sonam Singh

Recent multi-modal contrastive learning models have demonstrated the ability to learn an embedding space suitable for building strong vision classifiers, by leveraging the rich information in large-scale image-caption datasets. Our work…

Machine Learning · Computer Science 2023-02-09 Yuhui Zhang , Jeff Z. HaoChen , Shih-Cheng Huang , Kuan-Chieh Wang , James Zou , Serena Yeung