نتایج جستجو برای: minimum error

تعداد نتایج: 407086  

Journal: :European Transactions on Telecommunications 2008
Shenghao Yang Raymond W. Yeung Zhen Zhang

In this paper, we first study the error correction and detection capability of codes for a general transmission system inspired by network error correction. For a given weight measure on the error vectors, we define a corresponding minimum weight decoder. Then we obtain a complete characterization of the capability of a code for 1) error correction; 2) error detection; and 3) joint error correc...

Journal: :IET Communications 2007
Sheng Chen Andreas Wolfgang Y. Shi Lajos Hanzo

This contribution proposes a minimum bit error rate (MBER) decision feedback equaliser (DFE) designed for single-input multiple-output (SIMO) systems employing a quadrature phase shift keying (QPSK) modulation scheme. It is shown that this MBER design is superior over the standard minimum mean square error DFE in the SIMO scenario considered, in terms of the achievable system bit error rate. A ...

2008
Xia Hong Sheng Chen

A beamforming algorithm is introduced based on the general objective function that approximates the bit error rate for the wireless systems with binary phase shift keying and quadrature phase shift keying modulation schemes. The proposed minimum approximate bit error rate (ABER) beamforming approach does not rely on the Gaussian assumption of the channel noise. Therefore, this approach is also ...

Journal: :آب و خاک 0
حمید زارع ابیانه مریم بیات ورکشی صفر معروفی رضا امیری چایجان

abstract the present study is attempted to present the minimum required meteorological parameters for reference evapotranspiration estimation at hamedan region of iran from 1997 to 1998. employing pierson test, six meteorological parameters which are used by penman-montieth fao-56 method including maximum and minimum air temperature, maximum and minimum relative humidity, wind speed and daily s...

2008
Erik McDermott Atsushi Nakamura

This article presents a new approach to discriminative training that uses equal error groups of word strings as the unit of weighted error modeling. The proposed approach, Minimum Group Error (MGE), is based on a novel error-indexed ForwardBackward algorithm that can be used to generate group scores efficiently over standard recognition lattices. The approach offers many possibilities for group...

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