نتایج جستجو برای: storage factor

تعداد نتایج: 1019392  

Journal: :IEEE transactions on image processing : a publication of the IEEE Signal Processing Society 1998
Dennis Hui Daniel F. Lyons David L. Neuhoff

This paper introduces methods for reducing the table storage required for encoding and decoding with unstructured vector quantization (UVQ) or tree-structured vector quantization (TSVQ). Specifically, a low-storage secondary quantizer is used to compress the code vectors (and test vectors) of the primary quantizer. The relative advantages of uniform and nonuniform secondary quantization are inv...

As an efficient alternative to fossil fuels, renewable energy sources have attained great attention due to their sustainable, cost-effective, and environmentally friendly characteristic. However, as a deficiency, renewable energy sources have low reliability because of their non-deterministic and stochastic generation pattern. The use of hybrid renewable generation systems along with the storag...

B. Tajeddin F. Azadshahraki Z. Rafiee Darsangi

In the present study, packaging of a greenhouse-grown tomato on the culture medium containing 0, 25, 50, 75 and 100% compost tea under modified atmosphere: MA (88%N2 + 8%CO2 + 4%O2) in polyethylene and nanosilicon-polyethylene bags was studied at 5°C for 30 days. Several quality parameters such as moisture content, pH, total soluble solids (TSS), titratable acidity (TA), Vitamin C content, text...

Journal: :genetics in the 3rd millennium 0
مریم بنی کاظمی maryam banikazemi pediatrics, department of neurology, new york university, ny, u.s.a.

lysosomal storage diseases (lsds) result from a genetic defect in synthesis and cellular transport of lysosomal enzyme to the lysosomes. lsds are progressive and may present at any age affecting multiple tissues and organ systems. they comprise a diverse group of over 40 clinically distinct inherited disorders. as a group they occur in approximately 1 in 5000 to 8000 births in the western socie...

Journal: :Blood 2009
Maartje van den Biggelaar Alexander B Meijer Jan Voorberg Koen Mertens

Weibel-Palade bodies (WPBs) are the endothelial storage organelles that are formed upon von Willebrand factor (VWF) expression. Apart from VWF, WPBs contain a variety of hemostatic and inflammatory proteins. Some of these are thought to be targeted to WPBs by directly interacting with VWF in the secretory pathway. Previous studies have demonstrated that coexpression of factor VIII (FVIII) with ...

Journal: :Applied optics 2001
G J Steckman A Pu D Psaltis

The storage density of shift-multiplexed holographic memory is calculated and compared with experimentally achieved densities by use of photorefractive and write-once materials. We consider holographic selectivity as well as the recording material's dynamic range (M/#) and required diffraction efficiencies in formulating the calculations of storage densities, thereby taking into account all maj...

2013
Chao Qin Luo Qing Alinuer Amuti Luo Hong Ran Hong Liu Kai

The short-term prediction accuracy of Photovoltaic(PV) output may not meet power scheduling requirements, the combined use of photovoltaic generator and energy storage device can improve the prediction accuracy. Storage capacity configuration is an important issue for the economy of PV plant and PV prediction accuracy. In this paper, the distribution character of PV prediction error is analyzed...

2003
Bo Hong Scott A. Brandt Darrell D. E. Long Ethan L. Miller Karen A. Glocer Zachary N. J. Peterson

Access latency to secondary storage devices is frequently a limiting factor in computer system performance. New storage technologies promise to provide greater storage densities at lower latencies that is currently obtainable with hard disk drives. MEMS-based storage devices [1, 11, 20] use orthogonal magnetic or physical recording techniques and thousands of simultaneously active MEMS-based re...

2010
G. Heinze A. Rudolf F. Beil T. Halfmann

We report on storage of images in atomic coherences driven by electromagnetically induced transparency in a doped solid. We demonstrate image storage times up to the regime of milliseconds (i.e., more than two orders of magnitude larger than in gaseous media). Our data also reveal an improvement in the spatial resolution of the retrieved images by a factor of 40. The long storage times become p...

Seed deterioration is loss of seed quality, viability and vigor due to effect of adverse environmental factors. Many of our crops are reproduced through seeds, and throughout the world large quantities are produced, stored and transported. Seed ageing during storage may cause retardation of field establishment, and may eventually result in seedling abnormalities or even failure of emergence. Du...

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