Essays about: "likelihood ratio approach"

Showing result 11 - 13 of 13 essays containing the words likelihood ratio approach.

  1. 11. Automatic and Adaptive Red Eye Detection and Removal : Investigation and Implementation

    University essay from Medie- och Informationsteknik; Tekniska högskolan

    Author : Sepideh Samadzadegan; [2012]
    Keywords : Red eye detection; red eye correction; skin color model; face detection;

    Abstract : Redeye artifact is the most prevalent problem in the flash photography, especially using compact cameras with built-in flash, which bothers both amateur and professional photographers. Hence, removing the affected redeye pixels has become an important skill. READ MORE

  3. 12. Volatility and Value at Risk modelling using univariate GARCH models

    University essay from Handelshögskolan i Stockholm/Institutionen för finansiell ekonomi

    Author : Rishi Thapar; [2006]
    Keywords : GARCH; volatility forecasting; VaR evaluation;

    Abstract : Generalised Autoregressive conditional heteroscedasticity (GARCH) models have been very popular for forecasting time varying variance of a time series as a function of lagged variance and lagged square values of the series. This thesis studied performance of GARCH models for forecasting volatility and Value at Risk (VaR) of investment portfolios of Central Bank of Sweden. READ MORE

  4. 13. Bayesian Decoding for Improved Random Access in Compressed Video Streams

    University essay from Institutionen för teknik och naturvetenskap

    Author : Martin Ljungqvist; [2005]
    Keywords : Programmering; algoritmer och datastrukturer; Video compression; video streams; likelihood; television; broadcast; multicast; digital signal processing; random access; channel change; channel switch; IPTV; digital video; bayesian statistics; Programmering; algoritmer och datastrukturer;

    Abstract : A channel change in digital television is usually conducted at a reference frame, which are sent at certain intervals. A higher compression ratio could however be obtained by sending reference frames at arbitrary long intervals. This would on the other hand increase the average channel change time for the end user. READ MORE