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Zoekresultaten (10)

HBO/WO

MBO

8 mei 2018

02-06: Concepts - micro lecture FACTOR ANALYSIS AND FACTOR LOADINGS

In this micro lecture the following items will be explained regarding this lecture: What is factor analysis and factor loading

Website

Henk van der Kolk

8 mei 2018

02-10: Concepts - micro lecture INTERPRETING FACTOR LOADINGS IN FACTOR ANALYSIS

In this micro lecture the following items will be explained regarding this lecture: Interpreting factor loadings after rotating factors/dimensions in exploratory factor analysis

Website

Henk van der Kolk

8 mei 2018

06-06: Scale index construction and assessment - micro lecture FACTOR ANALYSIS AND FACTOR LOADINGS

In this micro lecture the following items will be explained regarding this lecture: Factor analysis (= Reducing a set of (survey) items to a limited set of factors or dimensions, to create a few more abstract scales) Factor Loadings

Website

Henk van der Kolk

8 mei 2018

06-12: Scale index construction and assessment - micro lecture INTERPRETING FACTOR LOADINGS IN FACTOR ANALYSIS

In this micro lecture the following items will be explained regarding this lecture: Intension and extension of constructs Interpreting factor loadings after rotating factors/dimensions in exploratory factor analysis

Website

Henk van der Kolk

8 mei 2018

02-05: Concepts - micro lecture DOING FACTOR ANALYSIS

In this micro lecture the following items will be explained regarding this lecture: (Exporatory) factor analysis is a method to explore whether latent factors (a.k.a. dimensions or concepts) are able to account for correlation between a set of items

Website

Henk van der Kolk

8 mei 2018

06-05: Scale index construction and assessment - micro lecture DOING FACTOR ANALYSIS

In this micro lecture the following items will be explained regarding this lecture: (Exploratory) factor analysis is a method to explore whether latent factors (a.k.a. dimensions of concepts) are able to account for the correlation between a set of items

Website

Henk van der Kolk

8 mei 2018

02-13: Concepts - micro lecture SELECTING FACTORS IN FACTOR ANALYSIS

In this micro lecture the following items will be explained regarding this lecture: Selecting the appropriate number of factors/dimensions in exploratory factor analysis Three criteria: Eigenvalues and Kaiser's criterion Scree plot and elbow criterion Interpreting factor loadings (after rotation)

Website

Henk van der Kolk

8 mei 2018

06-20: Scale index construction and assessment - micro lecture SELECTING FACTORS IN FACTOR ANALYSIS

In this micro lecture the following items will be explained regarding this lecture: Selecting the appropriate number of factors/dimensions in exploratory factor analysis Three criteria: Eigenvalues and Kaiser's criterion Scree plot and elbow criterion Interpreting factor loadings (after rotation)

Website

Henk van der Kolk

12 november 2025

Lateral Load Resistance of Glass Pane According to EN 16612

In this video, Martina Eliášová introduces the European standard EN 16612 for determining the lateral load resistance of glass panes used as infill panels in windows and facades. The standard provides design procedures for monolithic, laminated, or insulated glass that is simply supported around its edges and subjected to uniform loads like wind or thermal stress. The design follows the limit state method, which includes checking the Ultimate Limit State (to prevent collapse by ensuring design tensile stress is less than the design glass strength) and the Serviceability Limit State (to control deformation). A key aspect is the use of partial safety factors, where design loads are increased and material strengths are reduced. The design bending strength of glass is significantly influenced by the load duration (through the Kmod factor), the edge condition (Ke factor), and the glass surface profile (Ksp factor), with specific characteristic strength values and adjustment factors provided for different glass types like annealed and pre-stressed glass. The video was produced by the Open GLASSroom project. Special thanks to Martina Eliášová for contributing to the Open GLASSroom OER collection. The creation of these resources has been (partially) funded by the ERASMUS+ grant program of the European Union under grant no. 2022-1-DE01-KA220-HED-000089750. Neither the European Commission nor the project's national funding agency DAAD are responsible for the content or liable for any losses or damage resulting of the use of these resources.

Video

Martina Eliasova

26 oktober 2025

Comparative Analysis of the Glass Plate Design

In this video, Ivana Rakić presents a comparative analysis of the economic impact of designing glass elements according to different standards, focusing on the new European draft standard FprEN 19100-1(2,3):2023, the existing EN 16612:2019, and the American ASTM E1300-16. The study examines common double-glazed insulating units under wind load, using the minimal required glass thickness for loadbearing resistance as the key comparison criterion. The results indicate that for annealed glass, all three standards yield similar economic outcomes. However, for heat-treated glass like heat-strengthened and thermally toughened glass, the new FprEN 19100 standard leads to a lower capacity utilisation factor, making it the most economical design choice, while the ASTM standard is the least economical. The analysis concludes that the choice of standard significantly influences design economy and highlights the need for further research incorporating factors like safety and long-term performance for a more comprehensive understanding. The video was produced by the Open GLASSroom project. Special thanks to Ivana Rakić and Nebojša Buljan for contributing to the Open GLASSroom OER collection. The creation of these resources has been (partially) funded by the ERASMUS+ grant program of the European Union under grant no. 2022-1-DE01-KA220-HED-000089750. Neither the European Commission nor the project's national funding agency DAAD are responsible for the content or liable for any losses or damage resulting of the use of these resources.

Video

Ivana Rakić, Nebojša Buljan