نتایج جستجو برای: light

تعداد نتایج: 397284  

Hamid Gholami Pourbadie, Mohammad Sayyah,

Neuronal cells communicate with each other by producing electrical signals or action potentials (APs). Different ion channels, including Na+, K+ and Ca2+ channels, are involved in generation of AP. Once an AP is generated in the soma, it travels down entire the axon length toward its terminal in a self-generating fashion that ultimately conveys information between neurons in the neural circuit....

Arash Rikhtegar Mehdi Asadzadeh

Today, with the advancement of technology, the use of tools for extracting information from video are much wider in terms of both visual power and the processing power. High-speed car, perfect detection accuracy, business diversity in the fields of medical, home appliances, smart cars, humanoid robots, military systems and the commercialization makes these systems cost effective. Among the most...

2008
Christian Benderoth Jun Yan Kavon Hooshiar Rebecca L. Bell Gottfried Frankowski

Facial recognition of people can be used for the identification of individuals, or can serve as verification e.g. for access controls. The process requires that the facial data is captured and then compared with stored reference data. In order to obtain better identification and verification performance and to avoid a number of security weaknesses, 3-dimensional facial recognition systems can b...

ژورنال: فیض 2000
افاضل, محمد رضا, رضی, ابراهیم, صالحی, طاهره, موسوی, سید غلامعباس,

سابقه و هدف: با توجه به اهمیت شناخته شده پلورال افیوژن، سال ها قبل جهت تشخیص علل آن از معیارهای Light استفاده می گردد که بر این اساس به دو دسته تقسیم می شوند. نکته اصلی معیار Light این است که در بعضی موارد بیماران با تشخیص بالینی ترانسوداتیو به اشتباه اگزوداتیو تلقی می گردند. در این موارد استفاده از گرادیان آلبومین مایع پلور و سرم برای تشخیص صحیح کمک کننده است. این مطالعه نیز به منظور بررسی قدر...

2005
Tom Ridge

For simplification to have good theoretical properties, the set of simp rules must be terminating and confluent. Completion is the process of transforming a set of simp rules, and attempting to make them terminating and confluent. We give a brief introduction to the theory of completion, and then describe an implementation of (basic) completion in HOL Light. Our notation follows that in [BN98]....

Mohammad Hossein Miran Baygi, Pejhman Ghassemi

Introduction: The human skin is an active medium from the optical point of view. Therefore, the diagnostic and therapeutic techniques employing light are increasing. Current optical techniques are based on the measurement of the intensity of reflected absorbed or backscattered light from or within skin. Studies have shown that biological tissues, and in particular skin, demonstrate polarization...

Lisianthus is a slow-growing flowering plant whose seed germination and growth is a challenge in the tropics. Due to the marketability of this type of cut flower, this study was performed in two experiments to investigate the effect of seaweed extract (SWE) and LED on the growth of seedlings of two cultivars of lisianthus (namely Ariana and Mariachi) and its effect on flowering as a factorial e...

M. R. Imanpoor, M. Zolfaghari T. Enayat Gholampour

 Environmental enrichment is one of the methods for improving fish growth performance. In the present trial, the effects of both light color and music on growth performance and survival of goldfish (Carassius auratus) (initial mean weight: 4.15±0.08 g) were investigated for 2 months. Two light color treatments (red light and white light) and three music treatments (M0: without music, M30:30 min...

A Kamali, A Matinfar, H Hosseinzadeh, M Shirinabadi ,

In this study, the effects of different light regimes on the reproductive activity of a typical Indo- Pacific coral reef rabbitfish, Siganus sutor, were evaluated. Forty- five adult fish were exposed to nine different photoperiod (8L: 16D, 12L: 12D, 16L: 8D) and light intensity (1000, 2000, 3000 lux) combinations with three replicates and five other fishes reared under indoor light condition (C...

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