Essays about: "hierarchical modelling"

Showing result 11 - 15 of 26 essays containing the words hierarchical modelling.

1. 11. THE MEDIATING ROLE OF STUDENT’S ACADEMIC SELF-BELIEFS IN STUDYING EDUCATIONAL EQUITY A comparison between Sweden and Ukraine in TIMSS 2011

   University essay from Göteborgs universitet/Institutionen för pedagogik och specialpedagogik

   Author : Oleksandra Mittal; [2019-12-20]
   Keywords : Academic self-beliefs; Science self-concept; Interest and Utility; Socioeconomic status mediators; Structural Equation Modelling with multiple mediators; Educational Equity; Sweden; Ukraine; TIMSS 2011;

   Abstract : Aim: The aim of this study is to enrich the understanding of student-level mechanisms involved in shaping (in)equity in educational outcomes among eight-graders in Sweden and Ukraine by examining the role of academic self-beliefs in science, represented by motivational constructs of self-concept, interest and utility value, as mediators of the association between student socioeconomic status (SES) and achievement in science. Theory: Expectancy-value theory (EVT) of achievement motivation (Eccles (Parsons) et al. READ MORE

3. 12. Crowd evacuation in high-density scenarios

   University essay from Lunds universitet/Avdelningen för Brandteknik

   Author : Ines Cilenti; [2019]
   Keywords : Crowd evacuation; high-density; crowd pressure; video analysis; bottleneck; outdoor event; local density.; Technology and Engineering;

   Abstract : Nowadays, is becoming increasingly frequent holding events in outdoor environments, involving a large number of people, even though these spaces were not designed from a safe prospective, in the way that safety is defined today. In such events, high density conditions is an ongoing issue, as the evacuation becomes very complex, due to the space design and the interaction among the pedestrians. READ MORE

4. 13. Marketing Mix Modelling: A comparative study of statistical models

   University essay from Linköpings universitet/Institutionen för datavetenskap

   Author : Richard Wigren; Filip Cornell; [2019]
   Keywords : Marketing mix modelling; Media mix modelling; Model evaluation; Time series regression; XGBoost; Bayesian structural time series; Bayesian hierarchical models;

   Abstract : Deciding the optimal media advertisement spending is a complex issue that many companies today are facing. With the rise of new ways to market products, the choices can appear infinite. One methodical way to do this is to use Marketing Mix Modelling (MMM), in which statistical modelling is used to attribute sales to media spendings. READ MORE

5. 14. Probabilistic Analysis of Brake Noise : A Hierarchical Multi-fidelity Statistical Approach

   University essay from Linköpings universitet/Mekanik och hållfasthetslära

   Author : Sreedhar Venkatesan; Hariprasad Banglore Hanumantha Raju; [2018]
   Keywords : Uncertainty and variability; probabilistic analysis; hierarchicalmultifidelity statistical approach; probability of design failure; creep groan;

   Abstract : Computer Aided Engineering driven analysis is gaining grounds in automotive industry. Prediction of brake noise using CAE techniques has become populardue to its overall low cost as compared to physical testing. READ MORE

6. 15. Lifecycle management and smart manufacturing: Modelling and implementation to utilize the digital twin

   University essay from KTH/Industriell produktion

   Author : Chengxue Huang; Hampus Wranér; [2018]
   Keywords : PLCS; Smart manufacturing; Digital Twin; Standards; PLCS; Smart tillverkning; Digital tvilling; Standarder;

   Abstract : Smart manufacturing – smart factories creating smart products – is a topic which has arisen in the academic as well as business community. This thesis covers smart manufacturing in the context of lifecycle management. READ MORE