نتایج جستجو برای: Image compression

تعداد نتایج: 454041  

اسدی امیری, سکینه, حسن پور, حمید,

A lot of researchs have been performed in image compression and different methods have been proposed. Each of the existing methods presents different compression rates on various images. By identifing the effective parameters in a compression algorithm and strengthen them in the preprocessing stage, the compression rate of the algorithm can be improved. JPEG is one of the successful compression...

Compression can be done by lossy or lossless methods. The lossy methods have been used more widely than the lossless compression. Although, many methods for image compression have been proposed yet, the methods using intelligent skipping proper to the visual models has not been considered in the literature. Image inpainting refers to the application of sophisticated algorithms to replace lost o...

Image data require huge amounts of disk space and large bandwidths for transmission. Hence, imagecompression is necessary to reduce the amount of data required to represent a digital image. Thereforean efficient technique for image compression is highly pushed to demand. Although, lots of compressiontechniques are available, but the technique which is faster, memory efficient and simple, surely...

Within recent years the use of medical images for diagnosis purposes has become necessity. The limitation in transmission and storage space also growing size of medical images has necessitated the need for efficient method, then image Compression is required as an efficient way to reduces irrelevant and redundancy of the image data in order to be able to store or transmits data. It also reduces...

Journal: :journal of artificial intelligence in electrical engineering 2014
shahin shafei

image data require huge amounts of disk space and large bandwidths for transmission. hence, imagecompression is necessary to reduce the amount of data required to represent a digital image. thereforean efficient technique for image compression is highly pushed to demand. although, lots of compressiontechniques are available, but the technique which is faster, memory efficient and simple, surely...

Journal: :مهندسی برق و الکترونیک ایران 0
a. abadpour s. kasaei

since the birth of multi–spectral imaging techniques, there has been a tendency to consider and process this new type of data as a set of parallel gray–scale images, instead of an ensemble of an n–d realization. although, even now, some researchers make the same assumption, it is proved that using vector geometries leads to better results. in this paper, first a method is proposed to extract th...

Journal: :basic and clinical cancer research 0
badri jaafari department of nursing, faculty of nursing & midwifery, kazeroun azad university, kazeroun, iran fakhteh adib department of nursing, college of nursing and midwifery, islamic azad university, kazeroun branch, kazeroun, iran.

background:       lymphedema is a common complication for breast cancer therapy. patients with lymphedema may experience pain and body image issues. this study investigates the effect of combined decongestive therapy and pneumatic compression pump on body image in patients with lymphedema secondary to breast cancer treatment. methods:       42 women with breast cancer related lymphedema partici...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه زنجان 1387

چکیده ندارد.

J. Ronsin, S. Saryazdi, V. Haese-Coat

This paper presents an improvement of the Visual Pattern image coding (VPIC) scheme presented by Chen and Bovik in [2] and [3]. The patterns in this improved scheme are defined by morphological operations and classified by absolute error minimization. The improved scheme identifies more uniform blocks and reduces the noise effect. Therefore, it improves the compression ratio and image quality i...

Journal: :iranian journal of fuzzy systems 2004
kaoru hirota hajime nobuhara kazuhiko kawamoto shin-ichi yoshida

the pioneer work of image compression/reconstruction based onfuzzy relational equations (icf) and the related works are introduced. theicf regards an original image as a fuzzy relation by embedding the brightnesslevel into [0,1]. the compression/reconstruction of icf correspond to thecomposition/solving inverse problem formulated on fuzzy relational equations.optimizations of icf can be consequ...

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