Essays about: "principal component analysis"

Showing result 1 - 5 of 205 essays containing the words principal component analysis.


    University essay from Göteborgs universitet/Institutionen för pedagogik och specialpedagogik

    Author : Linda Gogliotti; [2020-09-10]
    Keywords : PISA 2018; United Arab Emirates educational system; reading achievement; school material resources; Ecological Systems Theory;

    Abstract : Aim:This study aimed to 1) identify differences in overall student reading achievement in the UAE based on student gender, 2) determine if there is school material resource inequity in the UAE based on school location or school type, and 3) measure the effects of school material resources on student reading achievement in the UAE while controlling for other variables.Theory:The theoretical framework used for this study is Bronfenbrenner’s Ecological Systems Theory including the Process-Person-Context-Time model. READ MORE

  2. 2. Tidying up the factor zoo: Using machine learning to find sparse factor models that predict asset returns.

    University essay from Göteborgs universitet/Institutionen för nationalekonomi med statistik

    Author : Oliver Klingberg Malmer; Gustav Pettersson; [2020-07-01]
    Keywords : Asset pricing; Factor models; Machine learning; PCA; LASSO; Variable selection; Dimension reduction; Fama French Three Factor model; Fama French Five Factor model;

    Abstract : There exist over 300 firm characteristics that provide significant information about average asset return. John Cochrane refers to this as a “factor zoo” and challenges researchers to find the independent characteristics which can explain average return. READ MORE

  3. 3. An Even Playing Field? : Patterns of Differentiation in the Biographical Backgrounds of American College Athletes

    University essay from Uppsala universitet/Institutionen för pedagogik, didaktik och utbildningsstudier

    Author : Bering Henriette; [2020]
    Keywords : Sports;

    Abstract : The internationally unique position of sports in the American higher education system raisesquestions about the impact of sports on patterns of social stratification in education. The presentthesis explores dynamics of social differentiation among American college athletes based on theirhigh school and hometown background. READ MORE

  4. 4. Exploring the Potential for Machine Learning Techniques to Aid in Categorizing Electron Trajectories during Magnetic Reconnection

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS); KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Måns Nyman; Caner Naim Ulug; [2020]
    Keywords : ;

    Abstract : Magnetic reconnection determines the space weather which has a direct impact on our contemporary technological systems. As such, the phenomenon has serious ramifications on humans. Magnetic reconnection is a topic which has been studied for a long time, yet still many aspects surrounding the phenomenon remain unexplored. READ MORE

  5. 5. Clustering Methods as a Recruitment Tool for Smaller Companies

    University essay from KTH/Matematisk statistik

    Author : Linnea Thorstensson; [2020]
    Keywords : Statistics; Clustering; Mapper; K-means clustering; Hierarchical clustering; Principal component analysis; recruitment; Statistik; Klustermetoder; PCA; rekrytering;

    Abstract : With the help of new technology it has become much easier to apply for a job. Reaching out to a larger audience also results in a lot of more applications to consider when hiring for a new position. This has resulted in that many big companies uses statistical learning methods as a tool in the first step of the recruiting process. READ MORE