Blar i NTNU Open på forfatter "Vardaxis, Ioannis"
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Assessing short-term risk of ischemic stroke in relation to all prescribed medications
Janszky, Imre; Vardaxis, Ioannis; Lindqvist, Bo Henry; Horn, Jens; Brumpton, Ben Michael; Strand, Linn Beate; Bakken, Inger Johanne Landsjøåsen; Alsnes, Ingvild Vatten; Romundstad, Pål Richard; Ljung, Rickard; Mukamal, Kenneth J.; Sen, Abhijit (Peer reviewed; Journal article, 2021)We examined the short-term risk of stroke associated with drugs prescribed in Norway or Sweden in a comprehensive, hypothesis-free manner using comprehensive nation-wide data. We identified 27,680 and 92,561 cases with a ... -
Investigation of Neural Network Auto Encoders as Means of Initialisation
Tveitstøl, Thomas (Master thesis, 2021)Initialisering av vekter i kunstige nevrale nettverk har fått mye oppmerksomhet i litteratur. Det kan ha en signifikant effekt på konvergensrate, varians, generalisering og ytelse. Til tross for dets viktighet, er ... -
MACPET: model-based analysis for ChIA-PET
Vardaxis, Ioannis; Drabløs, Finn; Rye, Morten Beck; Lindqvist, Bo Henry (Journal article; Peer reviewed, 2019)We present model-based analysis for ChIA-PET (MACPET), which analyzes paired-end read sequences provided by ChIA-PET for finding binding sites of a protein of interest. MACPET uses information from both tags of each PET ... -
Methods for Analysis of Big Data.: A Combination of the Lasso Method and the Case-Crossover Design for Investigating Potential Drug Side Effects on Myocardial Infarction
Vardaxis, Ioannis (Master thesis, 2014)The current master thesis was written during the academic year 2013 − 2014 atthe Norwegian University of Science and Technology (NTNU). It concerns the im-plementation of the case-crossover design in a combination with the ... -
Systematic assessment of prescribed medications and short-term risk of myocardial infarction - a pharmacopeia-wide association study from Norway and Sweden
Sen, Abhijit; Vardaxis, Ioannis; Lindqvist, Bo Henry; Brumpton, Ben Michael; Strand, Linn B; Bakken, Inger Johanne Landsjøåsen; Vatten, Lars Johan; Romundstad, Pål Richard; Ljung, Rickard; Mukamal, Kenneth Jay; Janszky, Imre (Journal article; Peer reviewed, 2019)Wholesale, unbiased assessment of Scandinavian electronic health-care databases offer a unique opportunity to reveal potentially important undiscovered drug side effects. We examined the short-term risk of acute myocardial ...