نتایج جستجو برای: analytical signal

تعداد نتایج: 579541  

2000
Deborah Hobson Jill Smerick Jenifer Smith D.C

Thresholds can be divided into two categories: analytical and match. An analytical threshold is the level that collected data is quantitatively evaluated. A match threshold is the level that analyzed data is used for match purposes. The analytical threshold can be chosen as the detected signal above baseline noise. Alternatively, an analytical threshold can be the same value chosen as the match...

2013
Ho-Kyung Son Che-Young Kim

This paper provides an analytical derivation of the probability density function of signal-to-interference-plus-noise ratio in the scenario where mobile stations interfere with each other. This analysis considers cochannel interference and adjacent channel interference. This could also remove the need for Monte Carlo simulations when evaluating the interference effect between mobile stations. N...

1998
Linda M. Zeger Pei Chen Hisashi Kobayashi

We present analytical results characterizing the e ects of multipath interference on an FM subcarrier data channel. A closed form expression for the FM discriminator output (or the instantaneous received frequency) is obtained when there are M re ected path signals in addition to the primary path signal. We derive the power spectral density when the multipath interference is weak, and determine...

2013
Carolina Osorio Michel Bierlaire

This paper proposes a simulation-based optimization (SO) method that enables the efficient use of complex stochastic urban traffic simulators to address various transportation problems. It presents a metamodel that integrates information from a simulator with an analytical queueing network model. The proposed metamodel combines a general-purpose component (a quadratic polynomial), which provide...

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2007
Isao Noda

Application of generalized two-dimensional (2D) correlation in various analytical fields is explored. 2D correlation is a powerful and versatile technique applicable to spectroscopy, chromatography, and other measurements. Construction of 2D spectra is relatively straightforward, requiring only a series of systematically varying analytical signals, like spectra or chromatograms, induced by an e...

2012

The paper deals with the estimation of amplitude and phase of an analogue multi-harmonic band-limited signal from irregularly spaced sampling values. To this end, assuming the signal fundamental frequency is known in advance (i.e., estimated at an independent stage), a complexity-reduced algorithm for signal reconstruction in time domain is proposed. The reduction in complexity is achieved owin...

2002
KEVIN T. TANG EBY G. FRIEDMAN

The effect of interconnect coupling capacitances on neighboring CMOS logic gates driving coupled interconnections strongly depends upon signal activity. A transient analysis of two capacitively coupled CMOS logic gates is presented in this paper for different combinations of signal activity. The uncertainty of the effective load capacitance and propagation delay due to signal activity is addres...

2017
Alfred Sorbello Anna Ripple Joseph Tonning Monica Munoz Rashedul Hasan Thomas Ly Henry Francis Olivier Bodenreider

OBJECTIVES We seek to develop a prototype software analytical tool to augment FDA regulatory reviewers' capacity to harness scientific literature reports in PubMed/MEDLINE for pharmacovigilance and adverse drug event (ADE) safety signal detection. We also aim to gather feedback through usability testing to assess design, performance, and user satisfaction with the tool. METHODS A prototype, o...

1986
A. G. RAMM

We give explicit analytical formulas for finding a signal with the known compact support from its spectrum known on a finite frequency band.

2013
Varun B. Kothamachu Elisenda Feliu Carsten Wiuf Luca Cardelli Orkun S. Soyer

Achieving a complete understanding of cellular signal transduction requires deciphering the relation between structural and biochemical features of a signaling system and the shape of the signal-response relationship it embeds. Using explicit analytical expressions and numerical simulations, we present here this relation for four-layered phosphorelays, which are signaling systems that are ubiqu...

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