Sökning: "test statistics"

Visar resultat 1 - 5 av 656 uppsatser innehållade orden test statistics.

1. 1. Predicting True Sepsis and Culture-positive Sepsis in Intensive Care Unit with Machine Learning Techniques

   Master-uppsats, Lunds universitet/Matematisk statistik

   Författare :Zeyuan Wu; [2024]
   Nyckelord :Machine Learning; Diagnosis of Sepsis; XGBoost; Logistic Regression; Mathematics and Statistics;

   Sammanfattning : Sepsis, a serious medical condition often leading to patients requiring intensive care, has prompted numerous scientists to employ mathematical techniques to aid in its diagnosis. This thesis uses logistic regression and a machine learning technique, XGBoost, to predict true sepsis (as opposed to sepsis mimics) and culture-positive sepsis (among true sepsis) in critical care using blood test results, physiological measurements and other patient characteristics. LÄS MER

3. 2. Comparing Model- and Delay-based Congestion Controls in a Kubernetes Cluster

   Kandidat-uppsats, Karlstads universitet/Institutionen för matematik och datavetenskap (from 2013)

   Författare :Robin Allansson; Vittcki Yang; [2024]
   Nyckelord :;

   Sammanfattning : Today's society is heavily influenced by the use of cloud-based services and the internet as a whole. This is causing higher demand for stable networks and maximized efficiency inside the cloud industry. The direction the cloud-based industry went was to maximize their hardware using virtualization. LÄS MER

4. 3. Comparison of VADER and Pre-Trained RoBERTa: A Sentiment Analysis Application

   Kandidat-uppsats, Lunds universitet/Statistiska institutionen

   Författare :Linda Erwe; Xin Wang; [2024]
   Nyckelord :sentiment analysis; natural language processing; BERT; VADER; sustainability report; Mathematics and Statistics;

   Sammanfattning : Purpose: The purpose of this study is to examine how the overall sentiment results from VADER and a pre-trained RoBERTa model differ. The study investigates potential differences in terms of the median and shape of the two distributions. Data: The sustainability reports of 50 independent random companies are selected as the sample. LÄS MER

5. 4. Secondary students’ perception of English teachers’ motivational strategies.

   Magister-uppsats, Stockholms universitet/Engelska institutionen

   Författare :Farimah Ferdosi; [2024]
   Nyckelord :English language education; students’ perception; motivational strategies.;

   Sammanfattning : This thesis aimed to investigate the perception of secondary school students regarding English teachers’ motivational strategies. The investigation focuses on evaluating the effectiveness of these strategies, the frequency of their implementation, and the disjunction between students’ preferred motivational approaches and their perception of teachers’ practices. LÄS MER

7. 5. Branschspecifik hållbarhetsrapportering enligt GRI standards och Agenda 2030 : En kvantitativ studie av företag som redovisar enligt GRI standards 2021 och Agenda 2030

   Kandidat-uppsats, Södertörns högskola/Företagsekonomi

   Författare :Martin Brandt; Jonatan Eiderbäck; [2024]
   Nyckelord :Annual reporting; Frequency; GRI standards; Sustainable development goals; Sustainability; Sustainability report; 2030 Agenda for Sustainable Development; Agenda 2030; Frekvens; GRI standarder; Hållbarhet; Hållbarhetsredovisning; Årsredovisning;

   Sammanfattning : Syfte: Syftet med denna studie är att undersöka och analysera skillnader mellan olika branscher i Sverige vid tillämpning av GRI standards och målen för Agenda 2030 inom hållbarhetsredovisning.Teoretiskt referensram: Den teoretiska referensramen i denna studie utgår ifrån GRI, Agenda 2030, ÅRL, legitimitetsteorin, intressentteorin, triple bottom line, signalteori samt tidigare forskning för att genom dessa stärka studiens resultat. LÄS MER