Essays about: "covariates"

Showing result 1 - 5 of 117 essays containing the word covariates.

  1. 1. Spatio-temporal analysis of COVID-19 in Västra Götaland, Sweden

    University essay from Göteborgs universitet/Institutionen för matematiska vetenskaper

    Author : Natalia Andreeva; [2023-08-23]
    Keywords : ;

    Abstract : Spatio-temporal analysis of COVID-19 data with the two different statistical approaches is the main objective of this thesis. The first classical approach, the Endemic-Epidemic framework (Held et al., 2005) is a class of multivariate time-series models for the incidence counts, obtained from the surveillance systems. READ MORE

  3. 2. Credit Card Fraud Detection by Nearest Neighbor Algorithms

    University essay from Göteborgs universitet/Institutionen för matematiska vetenskaper

    Author : Ramin Maghsood; [2023-04-13]
    Keywords : Fraud; Bank Fraud; Credit Card Fraud; Fraud Detection; Nearest Neighbor Algorithms;

    Abstract : As the usage of internet banking and online purchases have increased dramatically in today’s world, the risk of fraudulent activities and the number of fraud cases are increasing day by day. The most frequent type of bank fraud in recent years is credit card fraud which leads to huge financial losses on a global level. READ MORE

  4. 3. Mind the Gap: Quantifying fraud on Swedish exports using bilateral trade asymmetries

    University essay from Handelshögskolan i Stockholm/Institutionen för nationalekonomi

    Author : Giulian Etingin-Frati; Ivelina Ilkova; [2023]
    Keywords : International taxation; Trade; Tax evasion; Customs;

    Abstract : Using open-source international trade statistics, we analyse cases where export country statistics do not match import country statistics for the same trade flow due to fraud. Specifically, we are interested in uncovering undervaluation fraud, whereby importers understate the value of their goods in order to pay lower taxes. READ MORE

  5. 4. Antibiotic consumption was associated with higher abundance of gut microbiota species previously linked to coronary atherosclerosis in the population-based SCAPIS cohort

    University essay from Uppsala universitet/Institutionen för biologisk grundutbildning

    Author : Tiscar Graells Fernandez; [2023]
    Keywords : bioinformatics; microbiome; gut; subclinical coronary atherosclerosis;

    Abstract : Background: The human gut microbiota is the complex microbial community that lives in our gut. The gut microbiota has a key role in health and disease and its disruption has been linked to several chronic diseases such as cardiovascular diseases. READ MORE

  6. 5. Neuropsychiatric Symptoms in Alzheimer's Disease: Associations with Beta Amyloid and Potential New Cutoff Points on Neuropsychiatric Assessment Scales

    University essay from Lunds universitet/Institutionen för psykologi

    Author : David Christopher Wimmer; [2023]
    Keywords : Alzheimer s disease; dementia; neuropsychiatric symptoms; apathy; cognitively healthy; cognitively impaired; ROC analysis; Social Sciences;

    Abstract : Neuropsychiatric Symptoms (NPS) have been shown to be associated with Alzheimer's disease ( AD). They negatively affect disease outcome and could play a future role in the detection of prospective AD cases. READ MORE