Essays about: "Henrik Karlsson"

Showing result 1 - 5 of 28 essays containing the words Henrik Karlsson.

  1. 1. Limiting Transitive Closure for Static Regression Test Selection approaches

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

    Author : Henrik Karlsson; [2019]
    Keywords : ;

    Abstract : In computer science and software development it is important to test software in order to ensure reliability. Regression testing in order to find potential faults introduced by software changes is key to assuring that the software is stable. READ MORE

  2. 2. Monitoring Vehicle Suspension Elements Using Machine Learning Techniques

    University essay from KTH/Spårfordon

    Author : Henrik Karlsson; [2019]
    Keywords : Condition monitoring; condition based maintenance; FDI; diagnostics; machine learning; classification algorithms; dimensionality reduction; feature selection; feature transformation; frequency response functions.; Tillståndsövervakning; tillståndsbaserat underhåll; FDI; diagnostik; maskininlärning; klassificeringsalgoritmer; dimensionalitetsreducering; särdragsextrahering; särdragstransformering; frekvenssvarsfunktioner.;

    Abstract : Condition monitoring (CM) is widely used in industry, and there is a growing interest in applying CM on rail vehicle systems. Condition based maintenance has the possibility to increase system safety and availability while at the sametime reduce the total maintenance costs. READ MORE

  3. 3. Uplift Modeling : Identifying Optimal Treatment Group Allocation and Whom to Contact to Maximize Return on Investment

    University essay from Linköpings universitet/Statistik och maskininlärning

    Author : Henrik Karlsson; [2019]
    Keywords : Causal Effect; Uplift Modeling; Class Transformation Method; Model Uplift Directly; Random Forest; XGBoost; Qini Curve; Qini Coefficient; Optimal Control Group Allocation;

    Abstract : This report investigates the possibilities to model the causal effect of treatment within the insurance domain to increase return on investment of sales through telemarketing. In order to capture the causal effect, two or more subgroups are required where one group receives control treatment. READ MORE

  4. 4. Examining sources of heterogeneity between studies of mental-health outcomes in children with experience of foster care – a meta-analytical approach

    University essay from Stockholms universitet/Institutionen för folkhälsovetenskap

    Author : Henrik Karlsson; [2018]
    Keywords : ;

    Abstract : Systematic reviews of the effect of foster care on mental-health outcomes have consistently indicated a zero-sum game, which makes it unclear whether the intervention is suitable for children in need of out-of-home placements. This thesis took on a meta-analytical approach to examine sources of heterogeneity between studies evaluating the effect of foster care on adaptive functioning, cognitive functioning, externalizing behavior, internalizing behavior, and total problems behavior. READ MORE

  5. 5. Brösarp dairy farm

    University essay from Lunds universitet/Institutionen för arkitektur och byggd miljö

    Author : Henrik Karlsson; [2018]
    Keywords : Arts and Architecture;

    Abstract : Within the globalization of the food industry lies gaps, disconnecting the consumer from the foods origins, increasing the ignorance about agriculture and where the food on the table comes from, and how it is produced. This thesis is focusing on the area of the dairy production industry, and how monopoly creates diversity between the small local farmer and the dairy giants, forcing small farms to shut down. READ MORE