نتایج جستجو برای: steering error

تعداد نتایج: 267368  

Journal: :J. Intellig. Transport. Systems 2008
Jianchen Gao Mark G. Petovello M. Elizabeth Cannon

The concept of using the steering angle sensor to enhance positioning accuracy during Global Positioning System (GPS) outages is the focus of this article. This development of a GPS Micro-Electro-Mechanical Systems Inertial Measurement Unit (MEMS IMU) steering angle sensor vehicular positioning system is discussed in detail including the error dynamics and measurement models as well as integrat...

2012
Klaus Dräger Marta Z. Kwiatkowska

Quantitative verification is an established automated technique that can ensure predictability and dependability of software systems which exhibit probabilistic behaviour. Since offline usage of quantitative verification is infeasible for large-scale complex systems that continuously adapt to the changing environment, quantitative runtimeverification was proposed as an alternative. Using an ill...

Journal: :EURASIP J. Adv. Sig. Proc. 2013
Yubing Han Dongqing Zhang

A recursive Bayesian approach to narrowband beamforming for an uncertain steering vector of interest signal is presented. In this paper, the interference-plus-noise covariance matrix and signal power are assumed to be known. The steering vector is modeled as a complex Gaussian random vector that characterizes the level of steering vector uncertainty. Applying the Bayesian model, a recursive alg...

Journal: :EURASIP J. Adv. Sig. Proc. 2017
Yang Li Hong Ma Li Cheng

The minimum power distortionless response beamformer has a good interference rejection capability, but the desired signal will be suppressed if signal steering vector or data covariance matrix is not precise. The worst-case performance optimization-based robust adaptive beamformer (WCB) has been developed to solve this problem. However, the solution of WCB cannot be expressed in a closed form, ...

2002
Sung-Soo Hwang Yong-Hwan Lee Kwang Bok Lee

Some blind beamformers require the direction of the desired signal. The performance of such type beam-formers can be severely degraded by a small directional error. In this paper, we propose a blind beamforming scheme robust to directional error by employing a simple steering vector estimator. The performance of the proposed beamformer can be further improved by re-initializing the weights of t...

2014
OLA BENDERIUS

This thesis challenges the traditional view of treating steering behaviour as a tracking task, instead treating it as a reaching task. Here, reaching refers to a fundamental human behaviour with the the intriguing characteristic of having a linear relationship between maximum speed and distance, effectively making the movement time constant. Historically, by contrast, human steering behaviour h...

ژورنال: طب کار 2014
جلیل پور, یاسر, رجبی, حسن, رجبی, عباسعلی, زیندینی, محمد, فروهر مجد, فرهاد,

Background: Vibration of body especially that of hand-arm is a key factor in developing inconvenience in drivers, which decreases efficiency, triggers fatigue and disturbance in physiological activities, and finally predisposes drivers to occupational diseases and traffic accidents. This study examines the effect of hydraulic steering wheel system on controlling and attenuation of the vibration...

Journal: :IEEE Photonics Journal 2023

we put forward and demonstrate a steerable optical beam visible light communication (VLC) system combining orthogonal frequency division multiplexing (OFDM) non-orthogonal multiple access (NOMA) schemes, utilizing spatial modulator (SLM)-based reconfigurable intelligent surface (RIS) for steering. When the SLM as RIS steering, its operation principle, maximum achievable steering angle (i.e. fie...

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