نتایج جستجو برای: contrast stretching

تعداد نتایج: 408242  

2013
Yurie Kamikawa Satoshi Ikeda Katsuhiro Harada Akihiko Ohwatashi Akira Yoshida

Stretching is a stimulation of muscle growth. Stretching for hours or days has an effect on muscle hypertrophy. However, differences of continuous stretching and repetitive stretching to affect muscle growth are not well known. To clarify the difference of continuous and repetitive stretching within a short duration, we investigated the gene expression of muscle-related genes on stretched skele...

2009
Daiki Kaneko Yoshihiro Sasazaki Toshiyuki Kikuchi Takeshi Ono Kohichi Nemoto Hideo Matsumoto Yoshiaki Toyama

Cyclic stretching is pivotal to maintenance of the ligaments. However, it is still not clear when ligament fibroblasts switch on expression of genes related to the mechanotransduction pathway in response to cyclic stretching. This in vitro study investigated, using ligament fibroblasts, the time-dependent changes in distribution and gene expression of beta1 integrin, the cytoskeleton, and colla...

Journal: :international journal of nano dimension 0
mohamed yacoob syed ali pg& research department of biotechnology, mohamed sathak college of arts & science, sholingnallur, chennai-600119, tamil nadu, india. v. anuradha pg& research department of biochemistry, mohamed sathak college of arts & science, sholingnallur, chennai-600119, tamil nadu, india. n. yogananth pg& research department of biotechnology, mohamed sathak college of arts & science, sholingnallur, chennai-600119, tamil nadu, india. r. rajathilagam post graduate department of electronic science, mohamed sathak college of arts & science, sholingnallur, chennai-600119, tamil nadu, india. a. chanthuru pg& research department of microbiology, mohamed sathak college of arts & science, sholingnallur, chennai-600119, tamil nadu, india. s. mohamed marzook post graduate department of electronic science, mohamed sathak college of arts & science, sholingnallur, chennai-600119, tamil nadu, india.

to identify the larvicidal activities of silver nanoparticles synthesized with acanthus ilicifolius (a. ilicifolius) leaf extract against the larvae of armigeressubalbatus and aedesaegypti. in vitro larvicidal activities such as lc50 and lc90 were assessed for the a. subalbatus  and ae.aegypti larval species. further, characterization using different techniques such as uv, sem,edax, xrd and fti...

2015
Rafael C. Gonzales Richard E. Woods Steven L. Eddins Rafael C. Gonzalez

Spatial Domain and Frequency Domain operations play an important role in Digital Image Processing. Spatial Domain operations directly manipulate the pixels of a given image and contain a different category of operations, which include point, local and global operations. This paper mainly deals with point operations in order to identify their application-suitability on digital images using MATLA...

Journal: :Physical review letters 2008
V A Martinez G Bryant W van Megen

The intermediate scattering function (ISF) is measured for a colloidal hard-sphere glass as functions of the scattering vector and waiting time. For scattering vectors near the structure factor peak, we show that the ISF and the stretching index, defined at the crossover time between the fast and slow processes, depend algebraically on the waiting time. By contrast, the Debye-Waller factor is i...

2013
H. J. Keller

The resonance Raman spectra of (IAuI)~-anions in the organic superconductor Y?-(BEDTTTF)2IAUI as well as in the electrolyte salt n-Bu4AuI2 are investigated. In contrast to /?-(BEDT-TTF)2I3 in the crystals of /?-(BEDT-TTF)2IAuI at low temperature only one Raman line at 120 cm" 1 corresponding to the symmetrical stretching mode of the (IAuI)"-anion is observed. No distinct change in the Raman spe...

2005
Dmitry Fedorov Baris Sumengen B. S. Manjunath

We present a simple framework for image enhancement using local image information. The main idea is to divide the image into small tiles and individually enhance each of these tiles. Enhanced tiles are then mosaicked back together. Our approach is presented for enhancement of fluorescent microscopy images and demonstrates better local contrast preservation and saturation reduction in comparison...

Journal: :Nano letters 2015
P Weber H L Calvo J Bohle K Goß C Meyer M R Wegewijs C Stampfer

We report transport measurements on a quantum dot in a partly suspended carbon nanotube. Electrostatic tuning allows us to modify and even switch "on" and "off" the coupling to the quantized stretching vibration across several charge states. The magnetic-field dependence indicates that only the two-electron spin-triplet excited state couples to the mechanical motion, indicating mechanical coupl...

Hassan Sadeghi, Negin GilSamaei, Seyd Sadredin Shojaedin,

The prevalence of sports injuries in martial arts is high. Most Taekwondo injuries also occur in the lower extremities. The aim of this study is to compare the effect of a period of plyometric exercises, with and without stretching exercises, on knee valgus dynamics, flexibility and functional variables of elite female taekwondo athletes at risk of anterior cruciate ligament injuries.  45 elite...

Journal: :International journal of online and biomedical engineering 2023

A detection system based on digital image processing and machine learning classification was developed to detect normal cancerous lung conditions. 340 data from LIDC –IDRI were processed through several stages. The first stage is pre-processing using three filter variations contrast stretching, which reduce noise increase contrast. segmentation process uses Otsu Thresholding clarify the ROI of ...

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