Essays about: "Sj"

Showing result 1 - 5 of 33 essays containing the word Sj.

1. 1. Staff Shortage on SJ Trains

   University essay from KTH/Matematisk statistik

   Author : Casper Öberg; Nora Moro; [2023]
   Keywords : Multiple linear regression; Residual analysis; Multicollinearity; Staff shortage; Forecast; Trains; Multipel linjär regression; Residualanalys; Multikollinearitet; Personalbrist; Prognos; Tåg;

   Abstract : This thesis is a case study in collaboration with SJ AB, a government owned railway companyin Sweden. The employees aboard the trains are an essential part of operating thetrains efficiently. Therefore, it is vital to forecast absences well in order to avoid havingto cancel train trips or having employees work over time. READ MORE

3. 2. Work on track! : A train interior design concept to meet contemporary work trends and needs

   University essay from Konstfack/Industridesign

   Author : Alicia M Abaitua Knight; [2023]
   Keywords : Sustainability; Long-distance train travel; Passenger experience; Future of rail; Co-working space; Travelling; Speculative design; Switch from aviation to rail; Activity-based train;

   Abstract : In a future vision for rail travel, trains will be designed as an activity-based whole space, with different areas for various activities, such as relaxing, socialising or family bonding. My degree project, in collaboration with SJ, proposes a concept carriage dedicated to work, analogous to spending a day at a mobile coworking space. READ MORE

4. 3. Microstructure and Mechanical Investigation ofCarbides Particles Reinforced High AusteniticManganese Steel

   University essay from Luleå tekniska universitet/Institutionen för teknikvetenskap och matematik

   Author : Abderrahim Ait ouakrim; [2023]
   Keywords : Metal Matrix Composites MMCs ; Manganese steel; Carbides particles; Wear resistance;

   Abstract : The objective of this study was to produce a metal matrix composite (MMC). This compositematerial proves highly suitable for scenarios involving abrasive wear, owing to the exceptionalhardness of carbide particles, in conjunction with the remarkable ductility and capacity for workhardening found in Hadfield steel. READ MORE

5. 4. From Coffee Breaks to Communication Breakthroughs : A Quantitative Study of a Fika Campaign: Shaping Strategic Communication in the Digital Age

   University essay from

   Author : Annie Elwin Segolsson; [2023]
   Keywords : Strategic communication; technology use; campaign effectiveness; demographic factors; Strategisk kommunikation; teknikanvändning; kampanj effektivitet; demografiska faktorer;

   Abstract : This research paper investigates the effectiveness of a campaign conducted by me and SJ to recruit new members on board trains, focusing on the interplay between strategic communication, demographic factors and technology use. With the increasing majority of online platforms and the pervasiveness of smartphones, the study recognizes the significance of mobile media and technologies like QR codes in shaping everyday experiences. READ MORE

6. 5. Predicting Short-term Absences of a Railway Crew using Historical Data

   University essay from KTH/Matematisk statistik

   Author : Agnes Björnfot; Sandra Fjelkestam; [2023]
   Keywords : statistics; machine learning; absence prediction; random forest; XGBoost; quantile regression; statistik; maskininlärning; frånvaroprognoser; random forest; XGBoost; kvantilregression;

   Abstract : Transportation via train is considered the most environmentally friendly way of traveling and is widely seen as the future of transportation. Canceled and delayed trains worsen customer satisfaction; thus, punctual trains are crucial for railway companies. READ MORE