Results 41 to 50 of about 83,553 (194)

Color Image Compression Using DPCM with DCT, DWT and Quadtree Coding Scheme [PDF]

open access: yesEngineering and Technology Journal, 2016
This paper is concerned with the design and implementation of a compression method for color image. This method based on Differential Pulse Code Modulation (DPCM), Discrete Cosine Transform (DCT) , Discrete Wavelet Transform (DWT) and Quadtree Coding ...
Ashwaq T. Hashim, Suhad A. Ali
doaj   +1 more source

Induction motor mechanical defect diagnosis using DWT under different loading levels

open access: yesActa Polytechnica, 2023
The information extraction capability of the widely used signal processing tool, FFT for diagnosing induction machines, is commonly used at a constant load or at different levels.
Ahcene Bouzida   +2 more
doaj   +1 more source

The intermittent behavior and hierarchical clustering of the cosmic mass field [PDF]

open access: yes, 2001
The hierarchical clustering model of the cosmic mass field is examined in the context of intermittency. We show that the mass field satisfying the correlation hierarchy $\xi_n\simeq Q_n(\xi_2)^{n-1}$ is intermittent if $\kappa < d$, where $d$ is the ...
Batchelor G. K.   +9 more
core   +2 more sources

An Efficient Lossless ROI Image Compression Using Wavelet-Based Modified Region Growing Algorithm

open access: yesJournal of Intelligent Systems, 2018
Nowadays, medical imaging and telemedicine are increasingly being utilized on a huge scale. The expanding interest in storing and sending medical images brings a lack of adequate memory spaces and transmission bandwidth.
Sreenivasulu P., Varadarajan S.
doaj   +1 more source

CT and MRI Medical Image Fusion Using Discrete Wavelet Transform

open access: yesCumhuriyet Science Journal, 2019
In these days, using medical image is very important inhospitals. These medical images give a lot of data about human body for exampleComputed Tomography (CT) identifies the bone structure, Magnetic ResonanceImage (MRI) image gives information about ...
Saeid Karamzadeh, Molham Moshantat
doaj   +1 more source

Extraction of coherent structures in a rotating turbulent flow experiment

open access: yes, 2004
The discrete wavelet packet transform (DWPT) and discrete wavelet transform (DWT) are used to extract and study the dynamics of coherent structures in a turbulent rotating fluid.
Eran Sharon   +11 more
core   +1 more source

Recent Advances of Slip Sensors for Smart Robotics

open access: yesAdvanced Materials Technologies, EarlyView.
This review summarizes recent progress in robotic slip sensors across mechanical, electrical, thermal, optical, magnetic, and acoustic mechanisms, offering a comprehensive reference for the selection of slip sensors in robotic applications. In addition, current challenges and emerging trends are identified to advance the development of robust, adaptive,
Xingyu Zhang   +8 more
wiley   +1 more source

Texture Feature Extraction of Pathogen Microscopic Image Using Discrete Wavelet Transform

open access: yesJurnal Riset Informatika, 2022
This study used a case study of Jabon leaves, and the pathogen is one of the causes of disease that attack the leaves of jabon, one of the leaf spots and leaf blight. Discovery of leaf spot disease in different pathogens and leaf blight. The pathogen was
Hasan Basri
doaj   +1 more source

Discrete Wave Turbulence

open access: yes, 2009
In this Letter we present discrete wave turbulence (DWT) as a counterpart of classical statistical wave turbulence (SWT). DWT is characterized by resonance clustering, not by the size of clusters, i.e. it includes, but is not reduced to, the study of low-
Kartashova, Elena
core   +1 more source

Image fusion in the JPEG 2000 domain [PDF]

open access: yes, 2006
This paper presents a novel approach to image fusion in the JPEG 2000 domain. In this scheme, compressed images are fused without the need for full decompression. The proposed method can be integrated with the existing JPEG 2000 tools.
Bull, DR, Canagarajah, CN, Canga, EF
core   +2 more sources

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