Essays about: "linjärregression"

Showing result 1 - 5 of 6 essays containing the word linjärregression.

1. 1. THE RELATIONSHIP BETWEEN PHYSICAL ACTIVITY AND COGNITIVE FAILURES IN MIDDLE-AGED ADULTS

   University essay from Umeå universitet/Institutionen för psykologi

   Author : Mikaela Louise Brodén; [2023]
   Keywords : cognitive failures; attention lapses; physical activity; middle-aged; perceived stress; cognitive failures”; hjärnsläpp; fysisk aktivitet; medelålder; uppfattad stress;

   Abstract : Cognitive failures (CF) refers to the experience of daily attentional lapses or workingmemory mishaps; for example, reading something and instantly forgetting what you haveread, or experiencing missing out on obvious information from street signs. Relationsbetween CF and psychological stress have been found, where higher levels of stress indicatea higher risk of experiencing CF, and the other way around. READ MORE

3. 2. Contamination Level Detection of Hydraulic Pressure Filters in Forklifts : using only pump motor currents and load pressure measurements

   University essay from Linköpings universitet/Institutionen för systemteknik

   Author : Robert Sehlstedt; Erik Sellén; [2022]
   Keywords : forklift; contamination; level; fault; detection; hydraulic; pressure; filter; pump; motor; current; pressure; data; pdm; predictive; maintenance; rm; reactive; physical; model; modelling; models; moving; window; linear; regression; armature; mean; gaffeltruck; kontamineringsnivå; kontaminering; detektering; feldetektering; tryckfilter; hydraulikfilter; hydraulfilter; filter; pumpfilter; pump; motor; motorström; tryck; linjär; regression; linjärregression; fysikalisk; modellering; modell; armatur; genomsnittsvärde; fönster; data; datafönster;

   Abstract : With the advent of Industry 4.0 and the Internet of Things, collecting data on Cyber-Physical systems has become the norm practice in large scale industries. By collectingrelevant data, it is possible to monitor the health status of whole systems or specificcomponents within them. READ MORE

4. 3. Macroeconomic factors' impact on the number of bankruptcies among small and medium-sized companies

   University essay from KTH/Matematisk statistik

   Author : Agnes Hansson; Agnes Lindvall; [2020]
   Keywords : Bachelor thesis; bankruptcy; macroeconomic factors; multiple regression analysis; Kandidatuppsats; konkurs; makroekonomiska faktorer; multipel linjärregression; statistik.;

   Abstract : Small and medium-sized companies constitute a large part of the Swedish economy and are to a great extent exposed to the developments in the macroeconomy. There is a general consensus that it exists a relationship between these two components, but to what dimension is it true? The aim of this thesis is to evaluate if the number of bankruptcies among small and medium-sized companies can be explained by the situation in the macroeconomy. READ MORE

5. 4. Bidding models for bond market auctions

   University essay from KTH/Matematisk statistik

   Author : Kristofer Engman; [2019]
   Keywords : Auction; winner s curse; request for quote; RFQ; statistics; applied mathematics; financial mathematics; bond; e-auction; fixed income; skew exponential power; mifid II; pricing; Budgivning; winner s curse; request for quote; RFQ; statistik; tillämpad matematik; finansiell matematik; obligation; e-auktion; fixed income; skew exponential power; mifid II; prissättning;

   Abstract : In this study, we explore models for optimal bidding in auctions on the bond market using data gathered from the Bloomberg Fixed Income Trading platform and MIFID II reporting. We define models that aim to fulfill two purposes. The first is to hit the best competitor price, such that a dealer can win the trade with the lowest possible margin. READ MORE

6. 5. Detection of friction variations in bolted joints during tightening

   University essay from KTH/Reglerteknik

   Author : Ioannis Tilaveridis; [2017]
   Keywords : ;

   Abstract : Tightening describes the process of rotating a screw with the purpose of binding two surfaces together. It is widely applied in the assembly process of structures, where bolted joints are used to connect the different parts with each other, e.g. robot arms, vehicles, aircrafts. READ MORE