نتایج جستجو برای: block by block method

تعداد نتایج: 7777080  

Journal: International Journal of Electrical and Electronics Engineering 2017
A. H. Heydari E. Ghaemi Ghaemi, G. Ghadimi, M. Nejati Jahromi,

An optimized method for data hiding into a digital color image in spatial domainis provided. The graph coloring theory with different color numbers is applied. To enhance thesecurity of this method, block correlations method in an image is used. Experimental results showthat with the same PSNR, the capacity is improved by %8, and also security has increased in themethod compared with other meth...

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Journal: :anesthesiology and pain medicine 0
aliakbar jafarian department of anesthesiology, shafa-yahyaeian teaching hospital, tehran university of medical sciences, tehran, iran; minimally invasive surgery research center, rasoul-e-akram hospital, iran university of medical sciences, tehran, iran valiollah hassani minimally invasive surgery research center, rasoul-e-akram hospital, iran university of medical sciences, tehran, iran fatemeh jesmi minimally invasive surgery research center, rasoul-e-akram hospital, iran university of medical sciences, tehran, iran; minimally invasive suyrgery research center, rasoul-e-akram hospital, iran university of medical sciences, tehran, iran. tel/fax: +98-2166555447 koosha ramezani shahid beheshti university of medical sciences, tehran iran fereydoun javaheri department of anesthesiology, shafa-yahyaeian teaching hospital, tehran university of medical sciences, tehran, iran hooman shariatzadeh department of anesthesiology, shafa-yahyaeian teaching hospital, tehran university of medical sciences, tehran, iran

conclusions the study indicated advantages of this modified bier's block compared to the traditional one including ability to perform surgery on upper limb bones and considerable pain relief at surgical and tourniquet sites during the operation until one hour thereafter. results this study showed the presence of analgesia at surgical and tourniquet sites during the operation in 96% of patients,...

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