نتایج جستجو برای: residue decomposition

تعداد نتایج: 147684  

Journal: :بوم شناسی کشاورزی 0
فاطمه خمدی موسی مسگرباشی پیمان حسیبی lمعصومه فرزانه نعیمه عنایتی ضمیر

introduction integrated nutrient management involving crop residue/green manures and chemical fertilizer is potential alternative to provide a balanced supply of nutrients, enhance soil quality and thereby sustain higher productivity. the present experiment was undertaken to evaluate the effect of different crop residue management practices and npk levels on yield components and yield of wheat....

2008
Li-Mei Zhang Xin Liu

Here we attempt to characterize protein evolution by residue features which dominate residue substitution in homologous proteins. Evolutionary information contained in residue substitution matrix is abstracted with the method of eigenvalue decomposition. Top eigenvectors in the eigenvalue spectrums are analyzed as function of the level of similarity, i.e. sequence identity (SI) between homologo...

Journal: :J. Inf. Sci. Eng. 2010
Yan-Haw Chen Chih-Hua Chien Chien-Hsiang Huang Trieu-Kien Truong Ming-Haw Jing

In this paper, a new algorithms decoding the (23, 12, 7) and the (41, 21, 9) Quadratic Residue (QR) codes are presented. The key ideas behind this decoding technique are based on one-to-one mapping between the syndromes “S1” and correctable error patterns. Such algorithms determine the error locations directly by lookup tables without the operations of multiplication over a finite field. Moreov...

2009
Faisal R. Al-Osaimi Mohammed Bennamoun Ajmal S. Mian

This paper presents a technique for decomposing an unseen 3D face under any facial expression into an estimated 3D neutral face and expression deformations (the shape residue between the non-neutral and the estimated neutral 3D face). We show that this decomposition gives a robust facial expression classification and improves the accuracy of an off-the-shelf 3D face recognition system. The prop...

Journal: :J. Electrical and Computer Engineering 2009
J. Carmelo Interlando

Quadratic residue (QR) codes are cyclic, nominally half-rate codes, that are powerful with respect to their error-correction capabilities. Decoding QR codes is in general a difficult task, but great progress has been made in the binary case since the work of Elia [1] and He et al. [2]. Decoding algorithms for certain nonbinary QR codes were proposed by Higgs and Humphreys in [3] and [4]. In [5]...

Journal: :IET Communications 2011
Yan-Haw Chen Trieu-Kien Truong

A general algorithm for decoding the binary systematic quadratic residue (QR) codes with lookup tables is presented in this study. The algorithm can be applied in decoding the QR codes with either reducible or irreducible generator polynomials. If the generator polynomial of the QR codes is reducible, the number of elements in the Galois field is less than the sum of all correctable error patte...

2017
Timothy J. Blumfield Zhihong Xu Nicole J. Mathers

lines. While windrowed harvest residues have been shown to be effective barriers against erosion, little is Information on decomposition of harvest residues may assist in known about their decomposition kinetics and how this the maintenance of soil fertility in second rotation (2R) hoop pine plantations (Araucaria cunninghamii Aiton ex A. Cunn.) of subtropiaffects nutrient conditions in followi...

2005

A critical global climate change issue is how increasing concentrations of atmospheric CO2 and ground-level O3 will affect agricultural productivity. This includes effects on decomposition of residues left in the field and availability of mineral nutrients to subsequent crops. To address questions about decomposition processes, a 2-year experiment was conducted to determine the chemistry and de...

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