Essays about: "singular value decomposition"

Showing result 16 - 20 of 51 essays containing the words singular value decomposition.

  1. 16. Evaluation of ULM for sub-wavelength imaging of microvasculature in skeletal muscles : A simulation study

    University essay from Umeå universitet/Institutionen för fysik

    Author : Andreas Selin; [2020]
    Keywords : ;

    Abstract : A vital part of the human anatomy is the circulatory system, which branches out in a vast network of vessels delivering oxygen and other nutrients to all parts of the body. In a human adult, there are about 40 billion capillaries with a diameter of about 10 µm. READ MORE

  3. 17. Characterisation of a developer’s experience fields using topic modelling

    University essay from Linköpings universitet/Institutionen för datavetenskap

    Author : Vincent Déhaye; [2020]
    Keywords : topic modelling natural language processing git developer latent dirichlet allocation non-negative matrix factorization topic coherence;

    Abstract : Finding the most relevant candidate for a position represents an ubiquitous challenge for organisations. It can also be arduous for a candidate to explain on a concise resume what they have experience with. READ MORE

  4. 18. Comparison of the 1st and 2nd order Lee–Carter methods with the robust Hyndman–Ullah method for fitting and forecasting mortality rates

    University essay from Mälardalens högskola/Akademin för utbildning, kultur och kommunikation

    Author : Emil Willersjö Nyfelt; [2020]
    Keywords : Mortality rate; Death rate; Data fitting; Lee-Carter; 2nd order Lee–Carter; Hyndman–Ullah; Modeling; ARIMA; Random walk; Singular Value Decomposition; Penalized Regression Splines; Weighted Functional Principal Component Analysis; Forecasting; Spanish flu; COVID-19;

    Abstract : The 1st and 2nd order Lee–Carter methods were compared with the Hyndman–Ullah method in regards to goodness of fit and forecasting ability of mortality rates. Swedish population data was used from the Human Mortality Database. READ MORE

  5. 19. Public transport origin-destination matrices: pattern recognition and short-term prediction

    University essay from KTH/Numerisk analys, NA

    Author : Francesco Ferranti; [2020]
    Keywords : Statistics; machine learning; clustering; regression; OD matrices; Statistics; machine learning; clustering; regression; OD matrices;

    Abstract : Origin-Destination (OD) matrices are an essential tool in transport planning and management to model user travel patterns. An OD matrix is a picture of the public transport passengers demand in a specific temporal window The use of the metropolitan transportation system as an alternative to private cars enables a decrease of CO2 emissions, air pollution and traffic noise. READ MORE

  6. 20. Quantification of similarity between dickcissel song dialects

    University essay from Lunds universitet/Matematisk statistik

    Author : Patrik Andrén; [2020]
    Keywords : Mathematics and Statistics;

    Abstract : In this thesis, five methods of scoring the similarity of phrases from dickcissel birds are explored. The methods are tested on real and simulated data. The method that is found to perform the best is a variation of the spectrographic cross-correlation method that also looks at correlation in the frequency domain. READ MORE