Blar i Department of Mathematics på tittel
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SBP-SAT schemes for hyperbolic problems
(Master thesis, 2019-06-13)Numerical methods for solving partial differential equations is an important field of study, as it helps us to describe many different processes in the world. An important property of a numerical method, is that it should ... -
Scene Reconstruction Using Level Sets and Graph Cuts
(Master thesis, 2009-07-17) -
Screening for Circulating Inflammatory Proteins Does Not Reveal Plasma Biomarkers of Constant Tinnitus
(Journal article; Peer reviewed, 2023)Background and Objective Tinnitus would benefit from an objective biomarker. The goal of this study is to identify plasma biomarkers of constant and chronic tinnitus among selected circulating inflammatory proteins. ... -
Scroll codes over curves of higher genus
(Peer reviewed; Journal article, 2010)We construct linear codes from scrolls over curves of high genus and study the higher support weights di of these codes. We embed the scroll into projective space Pk-1 and calculate bounds for the di by considering the ... -
Sediment Transport and Floods In A Changing Climate
(Master thesis, 2020-06-17)Rainfall intensity and river flood magnitudes in Norway are expected to increase in the near future due to climate change. This thesis investigates the morphological impacts this increase in rainfall intensity will have ... -
Segmentation of data traces with applications to dipmeter oil well measurements
(Statistical report no. 18, Research report, 1988-02) -
Selection for biparental inheritance of mitochondria under hybridization and mitonuclear fitness interactions
(Journal article; Peer reviewed, 2021)Uniparental inheritance (UPI) of mitochondria predominates over biparental inheritance (BPI) in most eukaryotes. However, examples of BPI of mitochondria, or paternal leakage, are becoming increasingly prevalent. Most ... -
Semi-conditional variational auto-encoder for flow reconstruction and uncertainty quantification from limited observations
(Journal article; Peer reviewed, 2021)We present a new data-driven model to reconstruct nonlinear flow from spatially sparse observations. The proposed model is a version of a Conditional Variational Auto-Encoder (CVAE), which allows for probabilistic ... -
Semi-H-type groups and Semi-Damek-Ricci spaces
(Master thesis, 2019-06-22) -
Semiparametric model selection for copulas
(Master thesis, 2013-06-03)This thesis will consider the performance of the cross-validation copula information criterion, xv-CIC, in the realm of finite samples. The theory leading to the xv-CIC will be outlined, and an analysis will be conducted ... -
Sequential Data Assimilation in High Dimensional Nonlinear Systems
(Doctoral thesis, 2011-10-21)Since its introduction in 1994, the ensemble Kalman filter (EnKF) has gained a lot of attention as a tool for sequential data assimilation in many scientific areas. Due to its computationally fast and easy to implement ... -
Sequential Monte Carlo Methods for Bayesian Filtering
(Master thesis, 2008) -
Sequential Monte Carlo Methods in Practice
(Master thesis, 2023-11-27)With the continuous increase in computational power, sequential Monte Carlo methods have emerged as an efficient technique for estimating unknown data in a world consisting of nonlinearity and non-Gaussianity. In this ... -
Sequential multilevel assimilation of inverted seismic data
(Journal article; Peer reviewed, 2023)We consider estimation of absolute permeability from inverted seismic data. Large amounts of simultaneous data, such as inverted seismic data, enhance the negative effects of Monte Carlo errors in ensemble-based Data ... -
Sequestration of Carbon in Saline Aquifers Mathematical and Numerical Analysis
(Doctoral thesis, 2004-04-30)The work in this thesis focuses equally on two main topics. The first of these subjects deals with development of criteria for monotonicity of con- trol volume methods. These methods are important and frequently used for ... -
Severi varieties on blow-ups of the symmetric square of an elliptic curve
(Journal article; Peer reviewed, 2023)We prove that certain Severi varieties of nodal curves of positive genus on general blow-ups of the twofold symmetric product of a general elliptic curve are nonempty and smooth of the expected dimension. This result, ... -
Sexual dimorphism in the familial aggregation of tinnitus
(Journal article; Peer reviewed, 2020-11)Twin and adoption studies point towards a genetic contribution to tinnitus; however, how the genetic risk applies to different forms of tinnitus is poorly understood. Here, we perform a familial aggregation study and ... -
Shift modules, strongly stable ideals, and their dualities
(Journal article; Peer reviewed, 2023)We enrich the setting of strongly stable ideals (SSI): We introduce shift modules, a module category encompassing SSIs. The recently introduced duality on SSIs is given an effective conceptual and computational setting. ... -
Ship wave patterns on floating ice sheets
(Journal article; Peer reviewed, 2022)This paper aims to explore the response of a floating icesheet to a load moving in a curved path. We investigate the effect of turning on the wave patterns and strain distribution, and explore scenarios where turning ... -
The Sibling Distribution for Multivariate Life Time Data
(Journal article; Peer reviewed, 2022)A flexible class of multivariate distributions for continuous lifetimes is proposed. The distribution is defined in terms of the age-at-death of m siblings. The expression for the joint density is derived using classical ...