Results 11 to 20 of about 59,338 (261)

Introduction to Haar Measure Tools in Quantum Information: A Beginner's Tutorial [PDF]

Quantum, 2023
The Haar measure plays a vital role in quantum information, but its study often requires a deep understanding of representation theory, posing a challenge for beginners.
Antonio Anna Mele
doaj   +3 more sources

Coarse-graining and the Haar wavelet transform for multiscale analysis

Bioelectronic Medicine, 2022
Background Multiscale entropy (MSE) has become increasingly common as a quantitative tool for analysis of physiological signals. The MSE computation involves first decomposing a signal into multiple sub-signal ‘scales’ using a coarse-graining algorithm ...
William J. Bosl, Tobias Loddenkemper, Solveig Vieluf   +2 more
doaj   +2 more sources

Green–Haar wavelets method for generalized fractional differential equations

Advances in Difference Equations, 2020
The objective of this paper is to present two numerical techniques for solving generalized fractional differential equations. We develop Haar wavelets operational matrices to approximate the solution of generalized Caputo–Katugampola fractional ...
Mujeeb ur Rehman, Dumitru Baleanu, Jehad Alzabut, Muhammad Ismail, Umer Saeed   +4 more
doaj   +2 more sources

Custom Face Classification Model for Classroom Using Haar-Like and LBP Features with Their Performance Comparisons

Electronics, 2021
Face detection by electronic systems has been leveraged by private and government establishments to enhance the effectiveness of a wide range of applications in our day to day activities, security, and businesses.
S. Adeshina, H. Ibrahim, S. Teoh, Seng Chun Hoo   +3 more
semanticscholar   +1 more source

Semi-Supervised Dim and Small Infrared Ship Detection Network Based on Haar Wavelet

IEEE Access, 2021
Traditional deep learning detection network has poor effect on the detection of infrared dim and small targets on the sea in the case of interference or bad weather.
Zizhuang Song, Jiawei Yang, Dongfang Zhang, Shiqiang Wang, Zheng Li   +4 more
semanticscholar   +1 more source

Applications of Haar Wavelet-Finite Difference Hybrid Method and Its Convergence for Hyperbolic Nonlinear Schrödinger Equation with Energy and Mass Conversion

Energies, 2021
This article is concerned with the numerical solution of nonlinear hyperbolic Schro¨dinger equations (NHSEs) via an efficient Haar wavelet collocation method (HWCM). The time derivative is approximated in the governing equations by the central difference
Xuan Liu, M. Ahsan, Masood Ahmad, M. Nisar, Xiaoling Liu, I. Ahmad, H. Ahmad   +6 more
semanticscholar   +1 more source

Generating Haar-Uniform Randomness Using Stochastic Quantum Walks on a Photonic Chip. [PDF]

Physical Review Letters, 2021
As random operations for quantum systems are intensively used in various quantum information tasks, a trustworthy measure of the randomness in quantum operations is highly demanded.
Hao Tang, L. Banchi, Tian-Yu Wang, Xiao Shang, X. Tan, Wenhao Zhou, Zhen Feng, Anurag Pal, Hang Li, Cheng-Qiu Hu, M. Kim, Xian-min Jin   +11 more
semanticscholar   +1 more source

Comparison of Viola-Jones Haar Cascade Classifier and Histogram of Oriented Gradients (HOG) for face detection

IOP Conference Series: Materials Science and Engineering, 2020
Human face recognition is one of the most challenging topics in the areas of image processing, computer vision, and pattern recognition. Before recognizing the human face, it is necessary to detect a face then extract the face features. Many methods have
C. Rahmad, R. A. Asmara, D. R. H. Putra, I. Dharma, H. Darmono, I. Muhiqqin   +5 more
semanticscholar   +1 more source

Face Recognition Based on Haar Like and Euclidean Distance

Journal of Physics, Conference Series, 2021
In order to improve the recognition rate of multi-face image, this paper proposes a face image recognition method based on haar-like and Euclidean distance.
Hao Wu, Yu Cao, Haiping Wei, Zhuang Tian
semanticscholar   +1 more source

A Haar wavelet-based scheme for finding the control parameter in nonlinear inverse heat conduction equation

Open Physics, 2021
In this article, a hybrid Haar wavelet collocation method (HWCM) is proposed for the ill-posed inverse problem with unknown source control parameters. Applying numerical techniques to such problems is a challenging task due to the presence of nonlinear ...
Muhammad Ahsan, Shan Lin, Masood Ahmad, M. Nisar, I. Ahmad, Hijaz Ahmed, Xuan Liu   +6 more
semanticscholar   +1 more source