Results 71 to 80 of about 1,155,027 (245)

Spatial data analysis in economics

open access: yes, 2020
Spatial data analysis has become a widely used tool among economists and social scientists. Improved availability of georeferenced social and economic data, a rising interest in data visualisation, spatial pattern recognition, and spatial interactions as well as improved statistical techniques increased the popularity of spatial data analysis ...
openaire   +1 more source

Enabling Digital Continuity in Virtual Manufacturing for Eco‐Efficiency Assessment of Lightweight Structures by Means of a Domain‐Specific Structural Mechanics Language: Requirements, Idea and Proof of Concept

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents a solver‐agnostic domain‐specific language (DSL) for computational structural mechanics that strengthens interoperability in virtual product development. Using a hierarchical data model, the DSL enables seamless exchange between diverse simulation tools and numerical methods.
Martin Rädel   +3 more
wiley   +1 more source

Laser Powder Bed Fusion of Copper–Tungsten Composites for Heat Sink Applications in High‐Power Electronics

open access: yesAdvanced Engineering Materials, EarlyView.
This article demonstrates the successful qualification of a copper–tungsten composite for laser powder bed fusion. The resulting components exhibited high density, high thermal conductivity, and reduced thermal expansion. Heat sinks with complex geometries were successfully manufactured, clearly showcasing the material's potential for additive ...
Simon Rauh   +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

Interactions between Molten High‐Silicon Electrical Steels and Carbon‐Bonded MgO Refractories Based on Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
This study examines how several molten high‐silicon electrical steels interact with both conventional and recycled MgO–C refractories. For this, various immersion experiments are conducted. In addition to infiltration, a number of mechanisms are identified and explained that control the corrosion of the refractory material.
Lukas Neubert   +7 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  

Laser Metal Deposition of Aluminum Alloys 7075 and 5083 with the Addition of Volatile Alloying Elements through Powder Blending

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser metal deposition of aluminum alloys EN AW‐7075 and EN AW‐5083, using powder blending to compensate zinc and magnesium evaporation. In situ alloying and ex situ alloying with ZnAl12 and AZ91 preserve near‐standard compositions and improve mechanical properties.
Finn Bendixen   +3 more
wiley   +1 more source

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