Essays about: "Cox Proportional Hazards Model"

Showing result 11 - 15 of 24 essays containing the words Cox Proportional Hazards Model.

  1. 11. P2P Lending - An Investor's Perspective on the Measurement of Return and Factors Impacting Default Hazards

    University essay from Handelshögskolan i Stockholm/Institutionen för finansiell ekonomi

    Author : Alfred Hedlund; Amanda Johansson; [2019]
    Keywords : P2P lending; Peer-to-Peer; IRR; Survival Analysis; Cox model;

    Abstract : The emergence of peer-to-peer (P2P) lending platforms has caught the attention of researchers. However, limited attention has been directed toward the investors. This paper aims to explore and measure the components of P2P lending returns in Sweden. READ MORE

  3. 12. Variable selection techniques for the Cox proportional hazardsmodel: A comparative study

    University essay from Göteborgs universitet/Institutionen för nationalekonomi med statistik

    Author : Simon Peterson; Klas Sehlstedt; [2018-03-08]
    Keywords : All subset selection; Backward elimination; Best subset selection; BeSS; Cox proportinal hazards model; least absolute shrinkage and selction operator; LASSO;

    Abstract : In statistics different models are used to emulate real world processes. Variable selection refers to reduction of the number of parameters in the models in order to increase interpretability and model effectiveness. READ MORE

  4. 13. The effect of behavioural changes over time on Cox proportional hazards estimates

    University essay from Lunds universitet/Statistiska institutionen

    Author : Jonatan Hedberg; [2018]
    Keywords : Mathematics and Statistics;

    Abstract : This thesis considers bias when studying behaviours in a Cox proportional hazards model. In Cox proportional hazards regressions and cohort studies in general, measurements are often made during a limited period of time. READ MORE

  5. 14. Variable selection for the Cox proportional hazards model : A simulation study comparing the stepwise, lasso and bootstrap approach

    University essay from Umeå universitet/Institutionen för matematik och matematisk statistik

    Author : Anna Ekman; [2017]
    Keywords : ;

    Abstract : In a regression setting with a number of measured covariates not all may be relevant to the response. By reducing the numbers of covariates included in the final model we could improve its prediction accurarcy as well as making it easier to interpret. READ MORE

  6. 15. Dancing After the Rebels’ Pipe? : Explaining the Relationship between Rebel Violence Against Civilians and the Onset of Peace Negotiations

    University essay from Uppsala universitet/Institutionen för freds- och konfliktforskning

    Author : Benedikt Wimbauer; [2017]
    Keywords : Violence Against Civilians; Peace Negotiation Onset; Costs of War; Duration Analysis; Cox Proportional Hazards Model;

    Abstract : This study seeks to contribute to a lively debate on the relationship between one-sided violence and the outcome of armed conflict by examining whether the degree of one-sided violence, committed by rebel groups, affects how long it takes until peace negotiations are initiated. It is argued that rebels attack civilians to increase the government’s costs of war and enforce concessions in negotiations. READ MORE