نتایج جستجو برای: isp
تعداد نتایج: 2156 فیلتر نتایج به سال:
Imperial Smelting Process (ISP) is one of the main methods for Zinc and Lead smelting. Its operating conditions change very frequently due to the changes of work points, which always lead to false alarms. We focus on this issue and present a recursive Dynamic PCA (RPCA) based monitoring scheme for ISP to adapt process changes. We present a simplified RPCA algorithm based on first-order perturba...
ISP-1 is a new type of immunosuppressant, the structure of which is homologous to that of sphingosine. In a previous study, ISP-1 was found to inhibit mammalian serine palmitoyltransferase, the primary enzyme involved in sphingolipid biosynthesis, and to reduce the intracellular pool of sphingolipids. ISP-1 induces the apoptosis of cytotoxic T cells, which is triggered by decreases in the intra...
We present a general spectral decomposition technique for bounded solutions to inhomogeneous linear periodic evolution equations of the form _ x = A(t)x+f(t) (), with f having precompact range, which will be then applied to nd new spectral criteria for the existence of almost periodic solutions with speciic spectral properties in the resonnant case where e isp(f) may intersect the spectrum of t...
This paper seeks to address the sharp increase in public debate about privacy issues, particularly on the issues of Internet privacy and the value of personal information. The research questions we are addressing here are – How should an Internet Service Provider (ISP) price its service given that the consumers vary in their valuation for privacy and also vary in terms of the value of their per...
OBJECTIVES Head-up tilt test (HUT) has been reported to be useful in the evaluation of syncope of unknown origin (SUO). However, the sensitivity of HUT with no pharmacologic provocation was relatively low and variable, ranging 32 approximately 70%. Therefore, several protocols of HUT with different degrees and durations of the tilt and modes of provocation were proposed. The purpose of this stu...
This white paper describes how an ISP can reduce its FIB size, and in so doing delay the time at which the ISP must upgrade its routers. The approach, called Virtual Aggregation (VA) works with existing routers. An ISP can autonomously deploy VA ― it does not need to coordinate with its neighbor ISPs. While VA results in some increased load and path latency, the increase is minimal. VA can shri...
In the porcine colon, the submucous plexus is divided into an inner submucous plexus (ISP) on the epithelial side and an outer submucous plexus (OSP) on the circular muscle side. Although both plexuses are probably involved in the regulation of epithelial functions, they might differ in function and neurochemical coding according to their localization. Therefore, we examined expression and co-l...
In this paper, we study the influence of QoS pricing strategy in the future QoS Internet market. We create a Bertrand duopoly game model with different pricing schemes: One ISP with flat rate pricing for its QoS service and the other ISP with two part tariff, a combined pricing scheme with flat rate and usage-sensitive pricing. Based on industry survey data, we conduct a simulation of a random ...
We consider the current arrangements whereby many users send their email via ISP “smarthosts” and model this system as an economic network. Some of these users will have insecurely configured machines, which may be hijacked for the sending of spam. This can lead to other sites blocking all email from the smarthost, which will then affect all of the ISP’s users. We derive formulae that express w...
Bacopa monniera (Bm), commonly known as brahmi, is widely used in the Indian System of Medicine as a notropic agent. The present study was designed to investigate the effects of oral administration of Bm (25, 75 and 150 mg/kg) for 21 days on: (i) myocardial antioxidant system and (ii) oxidative stress induced by isoproterenol (ISP) in the rat heart. Oral administration of Bm (75 and 150 mg/kg) ...
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