نتایج جستجو برای: samples

تعداد نتایج: 420547  

2018

These samples have been generously donated by UCSF students, postdocs, and alumni, in order to offer you ideas about how to present your own skills and experiences. We make no claims that they are perfect, but we offer them as useful examples. Do not copy the text exactly. To do so is considered plagiarism. It is to your advantage to create a document that stands out from your fellow applicants...

Journal: :Current Biology 2012
Ayelet Nina Landau Pascal Fries

Overt exploration or sampling behaviors, such as whisking, sniffing, and saccadic eye movements, are often characterized by a rhythm. In addition, the electrophysiologically recorded theta or alpha phase predicts global detection performance. These two observations raise the intriguing possibility that covert selective attention samples from multiple stimuli rhythmically. To investigate this po...

2012
S. G. Phillips

Amethod wasdeveloped using liquid chromatography linked to atmospheric pressure ionization-tandem mass spectrometry (LC-MS-MS) for the measurement of the opiates, morphine, codeine, 6-monoacetylmorphine (6-MAM), acetylcodeine (AC), and heroin in oralfluid collected from patients attending a substance abuse clinic. Of the513oralfluid samples tested, 297 showed detectable concentrations of1 or mo...

2017

These samples have been generously donated by UCSF students, postdocs, and alumni, in order to offer you ideas about how to present your own skills and experiences. We make no claims that they are perfect, but we offer them as useful examples. Do not copy the text exactly. To do so is considered plagiarism. It is to your advantage to create a document that stands out from your fellow applicants...

2003
W. Robert Stephenson

One of the most commonly used statistical techniques is the comparison of two independent samples of measurement data. More specifically, the comparison of the means of two independent samples. This is often the basis for making a decision to go with a particular method, process or supplier. The validity of the procedure hinges on the random selection of items for each sample. The correctness o...

2011
Jeff M. Phillips

We study the worst case error of kernel density estimates via subset approximation. A kernel density estimate of a distribution is the convolution of that distribution with a fixed kernel (e.g. Gaussian kernel). Given a subset (i.e. a point set) of the input distribution, we can compare the kernel density estimates of the input distribution with that of the subset and bound the worst case error...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت معلم تهران - دانشکده علوم 1370

determination of uranium in natural water and complex solutions using ion exchange chromatography: a combined procedure using ion exchange chromatography and uv-vis spectrophotometry techniques has been developed to measure uranum in natural water and complex solutions. after conditicing , one hundred milli liters of sample solutions have been passed through an ion exchange column,pachked with ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت دبیر شهید رجایی - دانشکده ادبیات و علوم انسانی 1392

هدف این تحقیق بررسی تاثیر "یادگیری زبان خود راهبر " بر روی " مولفه های درک مطلب خواندن " است. آزمون درک مطلب خواندن (pet) ابزار مورد استفاده در تحقیق حاضر بود. برای بررسی تاثیر " یادگیری زبان خود راهبر" بر روی " مولفه های درک مطلب خواندن" شصت دانش آموز پسر سال دوم به طور مساوی به دو گروه آزمایش و شاهد تقسیم شدند. " یادگیری زبان خود راهبر" به مدت شانزده هفته به دانش آموزان گروه آزمایش آموزش داده...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده شیمی 1390

abstract venlafaxine, 1–[2–(dimethylamino)–1–(4–methoxyphenyl) ethyl]cyclohexanol hydrochloride is a novel non-tricyclic antidepressant. venlafaxine is a second generation antidepressant drug, has a neuropharmacologic profile distinct from that of existing antidepressants including tricyclic compounds, selective serotonin reuptake inhibitors and monoamine oxidase inhibitors. venlafaxine impart...

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