Results 101 to 110 of about 685,977 (197)

From Skull Density Ratio-based eligibility to efficiency-informed planning: Predictive modeling of thermal response in MR-guided focused ultrasound. [PDF]

open access: yesMed Phys
Pineda-Pardo JA   +8 more
europepmc   +1 more source

Multivariate skewness and Kurtosis for singular distributions

open access: yes, 1993
In multivariate analysis it is generally assumed that the observations are normally distributed. It was Mardia ([1] to [5]), who first introduced measures of multivariate skewness and kurtosis; these statistics are affine invariant and can be used for ...
Ardanuy Albajar, Ramón   +1 more
core  

Natural radioactivity and associated hazard indices from a gas field (Fenchuganj, Bangladesh): Assessment and management guidelines. [PDF]

open access: yesPLoS One
Begum M   +8 more
europepmc   +1 more source

Testing Asset Pricing Models in Emerging Markets: An Examination of Higher Order Co-Moments and Alternative Factor Models [PDF]

open access: yes
For emerging market returns there is strong evidence that the departure from normality is primarily driven by kurtosis and not skewness. This paper investigates the empirical validity of a return generating process that includes quadratic and cubic ...
Brooks, Robert   +2 more
core  

A new approach to calculate and forecast dynamic conditional correlation - the use of a multivariate heteroskedastic mixture model

open access: yes
Much research in finance has been directed towards forecasting time varying volatility of unidimensional macroeconomic variables such as stock index, exchange rate and interest rate.
Lu, Cheng
core   +1 more source

Home - About - Disclaimer - Privacy