Results 91 to 100 of about 5,497,343 (307)

DYNAMICS OF CHANGES IN ROMANIA KNOWLEDGE ECONOMY [PDF]

open access: yesAnnals of the University of Oradea: Economic Science, 2013
: By joining the European Union, the new member states have benefited from more opportunities for interaction and knowledge transfer, which boosted the transition to the knowledge economy.
Burja Camelia, , ,
doaj  

The use of meta-analysis in economic evaluation [PDF]

open access: yes
Meta-analysis provides a family of statistical techniques for combining the results of similar studies. This paper examines the meta-analysis of clinical data in economic studies, and points to the issues and considerations that must be addressed when ...
Francis Pang, Fujian Song, Mike Drummond
core  

Enhancing Corrosion Resistance and Mechanical Strength of 3D‐Printed Iron Polylactic Acid for Marine Applications via Laser Surface Texturing

open access: yesAdvanced Engineering Materials, EarlyView.
Laser surface texturing significantly improves the corrosion resistance and mechanical strength of 3D‐printed iron polylactic acid (Ir‐PLA) for marine applications. Optimal laser parameters reduce corrosion by 80% and enhance tensile strength by 25% and ductility by 15%.
Mohammad Rezayat   +6 more
wiley   +1 more source

Evaluation of the Potential of Laser Shock Peening Compared with Cold Expansion for Improving Fatigue Resistance of Riveted Lap Joints of Aerospace Grade 7175 Al Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser shock peening for enhancing fatigue performance of riveted aerospace aluminum joints. A comparative approach with cold expansion combines fatigue testing and synchrotron X‐ray methods. Integrating mechanical testing with residual stress and strain characterization provides insights into how different treatments affect the ...
Ogün Baris Tapar   +6 more
wiley   +1 more source

Partially Ordered Sets in Socio-Economic Data Analysis

open access: yesEncyclopedia
A partially ordered set (or a poset, for short) is a set endowed with a partial order relation, i.e., with a reflexive, anti-symmetric, and transitive binary relation.
Marco Fattore, Lucio De Capitani
doaj   +1 more source

STUDY REGARDING THE USE OF SPREADSHEET APPLICATIONS IN THE ECONOMIC FIELD [PDF]

open access: yesAnnals of the University of Oradea: Economic Science, 2010
Among the specialized analysis tools, spreadsheet applications are the most accessible. In addition, techniques and tools for organizing, processing and presentation of basic data, such as strengthening multiple lists, filtering, running sum, pivot ...
Tarca Ioan   +3 more
doaj  

Stability and economic freedom in the countries of Central and Eastern Europe: Quantitative analysis

open access: yesEastern Review, 2019
Exploring the stability of states and political systems is of interest to scientists and politicians all around the world. One of the most important questions in this field is the question of the relationship between stability and freedom.
Artem Karateev
doaj   +1 more source

Is Young's Modulus a Critical Coating Property Determining Fouling‐Release Performance of Marine Coatings?

open access: yesAdvanced Engineering Materials, EarlyView.
The release of foulers from protective marine coatings is determined by several interrelated material properties, including the strength of Young's modulus, the flexibility of chain segments, the surface free energy, and the magnitude of hydrodynamic stress.
Johann C. Schaal   +2 more
wiley   +1 more source

Enhancing aspect category detection in imbalanced online reviews: An integrated approach using Select-SMOTE and LightGBM

open access: yesInternational Journal of Intelligent Networks
Aspect category detection (ACD) is a pivotal subtask within the field of sentiment analysis in natural language processing, aiming to identify implicit aspect category information in online review texts.
Chuanjun Zhao   +3 more
doaj   +1 more source

The Effect of Private Banks on Economic Efficiency of Banking Industry in the Islamic Republic of Iran (Panel Data and SDEA Approach) [PDF]

open access: yesفصلنامه پژوهش‌های اقتصادی ایران, 2012
Policy-makers around the world have emphasized the virtues of deregulation. The banking industry in Iran has partly experienced reform after the domestic peivate banks entry since 2000.
Mehdi Sadeghi, Seyyed Rohollah Ahmadi
doaj  

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