Search Results - subject:"decomposition."

Efficiency of food production under old and new technology: the case of farmers within and outside the extension package program in Ethiopia

Alene, Arega D.; Hassan, Rashid M. - In: Journal of Developing Areas 41 (2008) 2, pp. 233-249

This paper measures the technical, allocative, and economic efficiencies of farmers within and outside the Extension Package Program (EPP) in high and low potential agro-ecological zones in eastern Ethiopia. Within-group farmer efficiencies are analyzed relative to respective technologies to...

Persistent link: https://www.econbiz.de/10011213200

Visible light-active nitrogen-doped TiO2 thin films prepared by DC magnetron sputtering used as a photocatalyst

Prabakar, K.; Takahashi, T.; Nezuka, T.; Takahashi, K.; … - In: Renewable Energy 33 (2008) 2, pp. 277-281

The visible light-active nitrogen-doped TiO2 has been prepared by dc-reactive magnetron sputtering using Ti target in an Ar+O2/N gas mixture. The preparation of highly crystallized anatase TiOxNy thin films with various nitrogen concentrations allowed us to identify the optimum nitrogen flow...

Persistent link: https://www.econbiz.de/10010804397

CO2 emissions in Greece for 1990–2002: A decomposition analysis and comparison of results using the Arithmetic Mean Divisia Index and Logarithmic Mean Divisia Index techniques

Hatzigeorgiou, Emmanouil; Polatidis, Heracles; … - In: Energy 33 (2008) 3, pp. 492-499

This paper deals with the decomposition analysis of energy-related CO2 emissions in Greece from 1990 to 2002. The … the results of the two techniques gave an insight in the intricacies of energy decomposition. Finally, conclusions and …

Persistent link: https://www.econbiz.de/10010811039

An Analysis of Gender Gaps in the Private Pension Scheme in Turkey

Elveren, Adem Yavuz; BOZKUŞ, Cihan - In: Ekonomik Yaklasim 19 (2008) 69, pp. 89-106

This study analyzes the Individual Pension System, which was introduced in 2003 as an essential part of the ongoing social security system in Turkey, from gendered perspective. Gender is an important analytical category in studies on social security systems. In this context, the study aims to...

Persistent link: https://www.econbiz.de/10010813991

Two Types of Inequality

Jasso, Guillermina; Kotz, Samuel - In: Sociological Methods & Research 37 (2008) 1, pp. 31-74

inequality parameter also governs Lorenz dominance and all quantities in the decomposition of Theil's mean logarithmic deviation …

Persistent link: https://www.econbiz.de/10010789563

The Research of Monthly Discharge Predictor-corrector Model Based on Wavelet Decomposition

Zhou, Hui-cheng; Peng, Yong; Liang, Guo-hua - In: Water Resources Management 22 (2008) 2, pp. 217-227

approximated time series and several stationary detail time series according to the principle of wavelet decomposition. Each one of … decomposition scale for the wavelet predictor-corrector model is also discussed. It is shown that the wavelet predictor …-corrector model has higher prediction accuracy than the some other models and the decomposition scale has no obvious effect on the …

Persistent link: https://www.econbiz.de/10010794706

An iterative approach to the solution of an inverse problem in linear elasticity

Ellabib, A.; Nachaoui, A. - In: Mathematics and Computers in Simulation (MATCOM) 77 (2008) 2, pp. 189-201

This paper presents an iterative alternating algorithm for solving an inverse problem in linear elasticity. A relaxation procedure is developed in order to increase the rate of convergence of the algorithm and two selection criteria for the variable relaxation factors are provided. The boundary...

Persistent link: https://www.econbiz.de/10010870118

Studies of spectral properties of short genes using the wavelet subspace Hilbert–Huang transform (WSHHT)

Jiang, Rong; Yan, Hong - In: Physica A: Statistical Mechanics and its Applications 387 (2008) 16, pp. 4223-4247

and the Hilbert–Huang transform (HHT). A wavelet subspace algorithm combined with the empirical mode decomposition (EMD …

Persistent link: https://www.econbiz.de/10010872223

Phase separation in binary systems with internal multiplicative noise

Kharchenko, D.O.; Dvornichenko, A.V. - In: Physica A: Statistical Mechanics and its Applications 387 (2008) 22, pp. 5342-5354

multiplicative noise is presented. Dynamics of spinodal decomposition at early and late stages is investigated by computer …

Persistent link: https://www.econbiz.de/10010873439

Singular values of two-parameter matrices: an algorithm to accurately find their intersections

Dieci, Luca; Pugliese, Alessandro - In: Mathematics and Computers in Simulation (MATCOM) 79 (2008) 4, pp. 1255-1269

Consider the singular value decomposition (SVD) of a two-parameter function A(x), x∈Ω⊂R2, where Ω is simply connected …

Persistent link: https://www.econbiz.de/10011050723