نتایج جستجو برای: مدولاسیون qps

تعداد نتایج: 1079  

Journal: :Mathematics and Computers in Simulation 2009
Christo I. Christov

In recent works of the author [Found. Phys. 36 (2006) 1701–1717; Math. Comput. Simul. 74 (2007) 93–103], the argument has een made that Hertz’s equations of electrodynamics reflect the material invariance (indifference) of the latter. Then the principle of aterial invariance was postulated in lieu of Lorentz covariance, and the respective absolute medium was named themetacontinuum. Here, we go ...

Journal: :The International journal of social psychiatry 2014
Johannes Hamann Nikolaos Maris Paraskevi Iosifidou Rosmarie Mendel Rudolf Cohen Petra Wolf Werner Kissling

BACKGROUND A deeper engagement into medical decision-making is demanded by treatment guidelines for patients with affective disorders. There is to date little evidence on what facilitates active behaviour of patients with depression. In general medicine 'question prompt sheets' (QPSs) have been shown to change patients' behaviour in the consultation and improve treatment satisfaction but there ...

Journal: :Journal of nuclear medicine : official publication, Society of Nuclear Medicine 2009
Helen Soneson Joey F A Ubachs Martin Ugander Håkan Arheden Einar Heiberg

UNLABELLED This study describes and validates a new method for automatic segmentation of left ventricular mass (LVM) in myocardial perfusion SPECT (MPS) images. This is important for estimating the size of a perfusion defect as percentage of the left ventricle. METHODS A total of 101 patients with known or suspected coronary artery disease underwent both rest and stress MPS and MRI. A new aut...

Journal: :Automatica 2022

It has been shown that satisfying state and control constraints while optimizing quadratic costs subject to desired (sets of) convergence for affine systems can be reduced a sequence of programs (QPs) by using Control Barrier Functions (CBFs) Lyapunov (CLFs). One the main challenges in this approach is ensuring feasibility these QPs, especially under tight bounds safety high relative degree. Th...

Journal: :Ear and hearing 2003
Philipos C Loizou Ginger Stickney Lakshmi Mishra Peter Assmann

OBJECTIVE To evaluate the performance of the various speech processing strategies supported by the Clarion S-Series implant processor. DESIGN Five different speech-processing strategies [the Continuous Interleaved Sampler (CIS), the Simultaneous Analog Stimulation (SAS), the Paired Pulsatile Sampler (PPS), the Quadruple Pulsatile Sampler (QPS) and the hybrid (HYB) strategies] were implemented...

2012
Wietske Visser Reyhan Aydogan Koen V. Hindriks Catholijn M. Jonker

A key challenge in the representation of qualitative, multi-criteria preferences is to find a compact and expressive representation. Various frameworks have been introduced, each of which with its own distinguishing features. In this paper we introduce a new representation framework called qualitative preference systems (QPS), which combines priority, cardinality and conditional preferences. Mo...

Journal: :New Journal of Physics 2022

We take non-Hermitian Aubry-Andr\'{e}-Harper models and quasiperiodic Kitaev chains as examples to demonstrate the equivalence superposition of real imaginary potentials (QPs) on inducing localization single-particle states. prove this by analytically computing Lyapunov exponents (or inverse lengths) for systems with purely QPs. Moreover, when superposed same frequency, QPs are coherent localiz...

ژورنال: کنترل 2011

SVM یک تکنیک مدولاسیون شناخته شده برای مبدل های قدرت با توان متوسط و ولتاژ بالا می باشد. باید توجه داشت که تمام فرآیند مدولاسیون برای هدف پیاده سازی می تواند زمان بر باشد که علت آن یافتن موقعیت بردار مرجع به علاوه اجرای محاسبات ضروری برای مدولاسیون می باشد. علاوه بر آن با افزایش تعداد سطوح در مبدل های چند سطحی، زمان این محاسبات برای SVM های متداول افزایش می یابد. این مقاله یک تکنیک مدولاسیون را...

2005
Yiqiu Han Wai Lam

We propose a novel lazy learning method called QPAL. QPAL does not simply utilize a kind of distance measure between the query instance and training instances as many lazy learning methods do. It attempts to discover useful patterns known as query projections, which are customized to the query instance. The discovery for useful QPs is conducted in an innovative way. QPAL can guarantee to discov...

Journal: :Physical review letters 2005
Sergei Khlebnikov Leonid P Pryadko

To study the effect of disorder on quantum phase slips (QPSs) in superconducting wires, we consider the plasmon-only model where disorder can be incorporated into a first-principles instanton calculation. We consider weak but general finite-range disorder and compute the form factor in the QPS rate associated with momentum transfer. We find that the system maps onto dissipative quantum mechanic...

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