Munin: Recent submissions
Now showing items 1861-1880 of 37057
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Multiresolution of the one dimensional free-particle propagator. Part 1: Construction
(Journal article; Tidsskriftartikkel; Peer reviewed, 2024-11-19)The free-particle propagator, a key operator in various algorithms for simulating the time evolution of the Schrödinger equation, is studied. A multiscale approximation of this propagator is constructed, representing the semigroup associated with the free-particle Schrödinger operator in a multiwavelet basis. This representation involves integrals of highly oscillatory functions. These integrals are ... -
Multiresolution of the one dimensional free-particle propagator. Part 2: Implementation
(Journal article; Tidsskriftartikkel; Peer reviewed, 2024-11-07)A novel method to integrate the time-dependent Schrödinger equation within the framework of multiresolution analysis is presented. The method is based on symplectic splitting algorithms to separate the kinetic and potential parts of the corresponding propagator. The semigroup associated with the free-particle Schrödinger operator is represented in a multiwavelet basis. The propagator is effectively ... -
Years matter: the role of memory and place attachment in remote Nordic areas facing natural hazards
(Journal article; Tidsskriftartikkel; Peer reviewed, 2024-12-05)Remembrance, commemoration, and specific dates play an important role in many societies and cultures. They can be about positively connotated events with societal impacts, such as reunifications or the gaining of independence, but also disastrous or other devastating events on a national or international scale. In disaster risk areas, there are various ways such events are addressed. While for some ... -
Heavy Molecular and Metallic Ions in the Magnetosphere
(Journal article; Tidsskriftartikkel; Peer reviewed, 2024-11-04)Observations and present knowledge of heavy ions with mass ≥ 27 in the magnetosphere are reviewed. There are four ultimate sources of these heavy ions: the solar wind (mainly high charge-state atomic ions), the ionosphere (mainly molecular ions), the atmospheric metal layers that originate ultimately from ablation of meteoroids and possibly space debris (low charge-state metallic ions and metal-rich ... -
Development of brain metastases in patients managed with non-curative thoracic radiotherapy for stage II/III non-small cell lung cancer
(Journal article; Tidsskriftartikkel; Peer reviewed, 2024-09-27)Background - This retrospective study analyzed the incidence of subsequent brain metastases after palliative radiotherapy or chemoradiation in patients with stage II/III non-small cell lung cancer (NSCLC). Risk factors for brain metastases development and survival after diagnosis were evaluated.<p> <p>Methods - Different baseline parameters including but not limited to age, stage and target volume ... -
Enhancing Accessibility in Online Shopping: A Dataset and Summarization Method for Visually Impaired Individuals
(Journal article; Tidsskriftartikkel; Peer reviewed, 2024-11-02)A visually impaired individual (VI) encounters numerous challenges in their daily activities, particularly in tasks reliant on visual systems such as navigation, educational pursuits, and shopping. Online shopping poses a heightened difficulty due to its reliance on visual representations of products in digital formats. The impact of visual impairment on product selection based on reviews remains ... -
Multiresolution of the one dimensional free-particle propagator. Part 1: Construction
(Journal article; Tidsskriftartikkel; Peer reviewed, 2024-11-19)The free-particle propagator, a key operator in various algorithms for simulating the time evolution of the Schrödinger equation, is studied. A multiscale approximation of this propagator is constructed, representing the semigroup associated with the free-particle Schrödinger operator in a multiwavelet basis. This representation involves integrals of highly oscillatory functions. These integrals are ... -
Assessing Environmental Quality in a Historically Polluted Fjord: A Comparison of Benthic Foraminiferal eDNA and Morphospecies Approaches
(Journal article; Tidsskriftartikkel; Peer reviewed, 2024-11-30)This study is the first assessment of a fjord Ecological Quality Status (EcoQS) by comparing both the traditional morphology-based and emerging metabarcoding techniques in benthic foraminifera. For this, we focus on historically polluted Idefjord on the Swedish Norwegian border, which has experienced high effluent load from pulp and paper mill for almost a century. Based on our results, the morphological ... -
Validering og invalidering i arbeidslivet - en kvantitativ studie av sammenhengen mellom lederes emosjonelle støtte og deres medarbeideres mestringstro
(Master thesis; Mastergradsoppgave, 2022-05-18)I denne oppgaven har jeg gjennomført en tverrsnittstudie av sammenhengen mellom lederes validering/invalidering og deres medarbeideres emosjonelle og yrkesmessige mestringstro. Litteraturen peker på positive almene psykologiske effekter av validering, og negative almene psykologiske effekter av invalidering. Herunder er det studier som peker på at invalidering har negativ effekt for emosjonell ... -
P314 TNF gene activation used as criterion to discontinue biologic therapy – A patient series introducing the NovaPrime TNF kit
(Conference object; Konferansebidrag, 2021-05-27)<p><i>Background - </i>Severe inflammatory bowel disease can be successfully treated with biologic drugs such as anti-TNF. However, there is no consensus on if and how to stop treatment. Our group has earlier shown that normalization of TNF gene expression may be a beneficial prognostic factor when attempting to discontinue biologic therapy. We here present data from a series of patients in endoscopic ... -
Anerkjennelse av samiske landrettigheter
(Doctoral thesis; Doktorgradsavhandling, 2024-05-23)Temaet for denne avhandlingen er anerkjennelse av samiske landrettigheter i norsk rett. I avhandlingen studeres hvordan landrettigheter kan forstås ut fra samisk intern rett og norsk rett. Fundamentet for de samiske landrettighetene bygger på et økosentrisk natursyn, der menneskene er en del av en økologisk helhet. Ved hjelp av blant annet urfolksmetodologi identifiseres egne samiske rettskilder; ... -
The Growth and Decay of Intense GNSS Amplitude and Phase Scintillation During Non‐Storm Conditions
(Journal article; Tidsskriftartikkel; Peer reviewed, 2024-11-30)A multi‐instrument study is conducted at the dayside polar ionosphere to investigate the spatio‐ temporal evolution of scintillation in Global Navigation Satellite System (GNSS) signals during non‐storm conditions. Bursts of intense amplitude and phase scintillation started to occur at ∼9 MLT and persisted for more than 1 hour implying the simultaneous existence of Fresnel and large‐scale sized ... -
Influence of menstrual- and hormonal contraceptive cycle on self-reported symptom severity and recovery measures across an annual season in female endurance athletes: The FENDURA project
(Journal article; Tidsskriftartikkel; Peer reviewed, 2024-12-05)This longitudinal study investigated 1) differences in self-reported cycle-related symptom severity and recovery measures (sleep quality, readiness to train, resting heart rate) between pre-bleeding, bleeding, and non-bleeding days in athletes using/not using hormonal contraception (HC); 2) associations between symptom severity and recovery measures. Fifty-eight female endurance athletes ... -
Digestive contents and food webs record the advent of dinosaur supremacy
(Journal article; Tidsskriftartikkel; Peer reviewed, 2024-11-27)The early radiation of dinosaurs remains a complex and poorly understood evolutionary event<sup>1–4</sup> . Here we use hundreds of fossils with direct evidence of feeding to compare trophic dynamics across five vertebrate assemblages that record this event in the Triassic–Jurassic succession of the Polish Basin (central Europe). Bromalites, fossil digestive products, increase in size and diversity ... -
Agreement between child- and parent-reported orofacial symptoms in patients with juvenile idiopathic arthritis
(Journal article; Tidsskriftartikkel; Peer reviewed, 2024-10-30)Objective: To assess the agreement between child- and parent-reported orofacial symptoms in the Danish version of the patient questionnaire Assessment of Orofacial Symptoms in Juvenile Idiopathic Arthritis.<p> <p>Method: This cross-sectional study was conducted at Aarhus University in March 2023. Eligible candidates were consecutive subjects with juvenile idiopathic arthritis (JIA) and ... -
Indigenous language technology in the age of machine learning
(Journal article; Tidsskriftartikkel; Peer reviewed, 2024-11-13)Most modern language technology for proofing tools, machine translation and other applications is based on machine learning. However, very few Indigenous languages have the necessary amount of texts for making tools based on this technology. When most language technology is based on large language models (LLMs), it bears the risk of most of Indigenous language online text being produced by neural ... -
The proportion and utilisation of formal kinship and network care in Norway and Denmark: a comparative study
(Journal article; Tidsskriftartikkel; Peer reviewed, 2024-11-20)In the past decades, the implementation of regulations and legislation, which encourage the use of formal kinship and network care, has taken place in many countries. Yet, the proportion seems to vary greatly, also between countries often regarded as similar. Denmark and Norway are examples of this. In 2021, 33% of children in care lived in kinship and network care compared to 13% in ... -
Arbeidstid og profesjonsfellesskap i institusjonsskolene
(Mastergradsoppgave; Master thesis, 2024-11-25)Lokale forhandlinger har ført til variasjoner i rammene for lærernes arbeidstid i vårt skoleslag. I denne studien har jeg undersøkt omfanget av planfestet arbeidstid, årsrammer for undervisning og samarbeidstid i ulike profesjonsfellesskap i de institusjonsskolene som omfattes av opplæringslovens §§28-3 og 28-4. Jeg har videre innhentet perspektiver og synspunkter på lærernes arbeidstid i en ... -
En ny sosial arena i Arktis: En undersøkelse av trivsel og vitalitet på sosiale møteplasser i sentrum av Tromsø
(Mastergradsoppgave; Master thesis, 2024-11-01)I denne masteroppgaven ser jeg på den fremtidige utviklingen av Tromsø sentrum som møteplass for aktivitet og vitalitet. Jeg retter et særlig fokus på Norbybåndet som skal koble sammen Storgata og Vervet, og hvordan dette prosjektet vil ha en effekt på de offentlige møteplassene i sentrum. Offentlige møteplasser spiller en stor rolle i det daglige livet. Det er der mennesker møtes, og flittige ... -
- «LOKALBEFOLKNING OG URFOLKS DILEMMAER KNYTTET TIL NATUR OG KULTURUTØVELSE – OG NÆRINGSUTVIKLING VED UTBYGGING AV VINDKRAFTVERK I NORD-TROMS.»
(Mastergradsoppgave; Master thesis, 2024-11-01)I denne masteroppgaven, skal jeg se nærmere på hvordan en global miljøutfordring som krever komplisert avtaleverk mellom stater er egnet til å gi utfordringer i lokale planprosesser. For å nå de nasjonale mål har Norge forpliktet seg til konvensjoner, og det må skje en såkalt «omstilling» over til bærekraftige energikilder. For Norges del betyr det overgang til mer vindkraft på land. Det er nasjonale ...