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Edge detection as a pre-processing stage is a fundamental and important aspect of the number plate extraction system. This is due to the fact that the identification of a particular vehicle is achievable using the number plate because each…

Computer Vision and Pattern Recognition · Computer Science 2024-02-29 Bashir Olaniyi Sadiq

A lateral shear interferometer based digital holographic microscopy has been realized to study the morphology dynamics of Human red blood cells quantitatively. Here, a lateral shear interferometer is embedded with a conventional microscope…

Image and Video Processing · Electrical Eng. & Systems 2019-09-10 Shital Devinder , Ashish Lal , Tathagato Rai Dastidar , Satish Kumar Dubey

Used in the paper is an overcomplete piecewise-polynomial image model incorporating sparsity. The paper shows that using such a model, the edges in the image can be resolved robustly with respect to noise. Two variants of the proposed…

Optimization and Control · Mathematics 2018-10-16 Michaela Novosadová , Pavel Rajmic

This paper proposes a novel automatic classification framework for the recognition of five types of white blood cells. Segmenting complete white blood cells from blood smears images and extracting advantageous features from them remain…

Computer Vision and Pattern Recognition · Computer Science 2020-09-07 Na Dong , Meng-die Zhai , Jian-fang Chang , Chun-ho Wu

The visual observation and tracking of cells and other micrometer-sized objects has many different biomedical applications. The automation of those tasks based on computer methods helps in the evaluation of such measurements. In this work,…

Computer Vision and Pattern Recognition · Computer Science 2014-12-04 Alexandra Heidsieck

This paper introduces a novel framework for the automated tracking of cells, with a particular focus on the challenging situation of phase contrast microscopic videos. Our framework is based on a topology preserving variational segmentation…

Quantitative Methods · Quantitative Biology 2012-03-28 Michael Moeller , Martin Burger , Peter Dieterich , Albrecht Schwab

Filled arrays of bolometers are currently being employed for use in astronomy from the far-infrared through millimeter parts of the electromagnetic spectrum. Because of the large range of wavelengths for which such detectors are applicable,…

Object detection is a fundamental task in computer vision and has many applications in image processing. This paper proposes a new approach for object detection by applying scale invariant feature transform (SIFT) in an automatic…

Computer Vision and Pattern Recognition · Computer Science 2012-10-29 Reza Oji , Farshad Tajeripour

We introduce a graphical method originating from the computer graphics domain that is used for the arbitrary and intuitive placement of cells over a two-dimensional manifold. Using a bitmap image as input, where the color indicates the…

Neural and Evolutionary Computing · Computer Science 2018-03-23 Nicolas P. Rougier

An algorithm is proposed for the segmentation of image into multiple levels using mean and standard deviation in the wavelet domain. The procedure provides for variable size segmentation with bigger block size around the mean, and having…

In this work the method of masks, creating and using of inverted image masks, together with binary operation of image data are used in edge detection of binary images, monochrome images, which yields about 300 times faster than ordinary…

Computer Vision and Pattern Recognition · Computer Science 2014-01-22 Ayman M Bahaa-Eldeen , Abdel-Moneim A. Wahdan , Hani M. K. Mahdi

Organoids are self-organized 3D cell clusters that closely mimic the architecture and function of in vivo tissues and organs. Quantification of organoid morphology helps in studying organ development, drug discovery, and toxicity…

Image and Video Processing · Electrical Eng. & Systems 2024-04-09 Xiaodan Xing , Chunling Tang , Yunzhe Guo , Nicholas Kurniawan , Guang Yang

Texture classification is one of the problems which has been paid much attention on by computer scientists since late 90s. If texture classification is done correctly and accurately, it can be used in many cases such as Pattern recognition,…

Computer Vision and Pattern Recognition · Computer Science 2012-03-23 Shervan Fekri Ershad

In many applications, piecewise continuous functions are commonly interpolated over meshes. However, accurate high-order manipulations of such functions can be challenging due to potential spurious oscillations known as the Gibbs phenomena.…

Numerical Analysis · Mathematics 2023-08-07 Yipeng Li , Qiao Chen , Xiangmin Jiao

Tracking and measuring targets using a variety of sensors mounted on UAVs is an effective means to quickly and accurately locate the target. This paper proposes a fusion localization method based on ridge estimation, combining the…

Computer Vision and Pattern Recognition · Computer Science 2025-12-19 Huayu Huang , Chen Chen , Banglei Guan , Ze Tan , Yang Shang , Zhang Li , Qifeng Yu

Identifying symmetries in data sets is generally difficult, but knowledge about them is crucial for efficient data handling. Here we present a method how neural networks can be used to identify symmetries. We make extensive use of the…

Computational Physics · Physics 2020-03-31 Sven Krippendorf , Marc Syvaeri

Network embedding, which aims to learn low-dimensional representations of nodes, has been used for various graph related tasks including visualization, link prediction and node classification. Most existing embedding methods rely solely on…

Social and Information Networks · Computer Science 2019-08-22 Palash Goyal , Homa Hosseinmardi , Emilio Ferrara , Aram Galstyan

Complex networks have been widely used in science and technology because of their ability to represent several systems. One of these systems is found in Biochemistry, in which the synthesis of new nanoparticles is a hot topic. However, the…

Deep learning techniques are recently being used in fundus image analysis and diabetic retinopathy detection. Microaneurysms are an important indicator of diabetic retinopathy progression. We introduce a two-stage deep learning approach for…

Image and Video Processing · Electrical Eng. & Systems 2019-09-25 Mhd Hasan Sarhan , Shadi Albarqouni , Mehmet Yigitsoy , Nassir Navab , Abouzar Eslami

Coherent microscopy techniques provide an unparalleled multi-scale view of materials across scientific and technological fields, from structural materials to quantum devices, from integrated circuits to biological cells. Driven by the…