Virtual time travel from existing remains of a heritage site to its previous states and original condition is an educational and interesting experience and can provide better understanding of history. However, digitally reconstructing non-existing objects is a challenge. The interaction and navigation within virtual 4D worlds (adding time to 3D worlds) is… (More)
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Measures of effect size are recommended to communicate information on the strength of relationships between variables, providing information to supplement the reject / fail-to-reject decision obtained in statistical hypothesis testing. With artificially dichotomized response variables, seven methods have been proposed to estimate the standardized mean… (More)
Born and raised in Aberdeenshire, Scotland, the Victorian visionary and prolific writer, George MacDonald, achieved enormous popularity in his own day both as an imaginative storyteller and as an authentic prophetic voice. ―Between 1851 and 1897,‖ notes Frederick Buechner in the forward to Rolland Hein's biography, ―he wrote over fifty books—novels, plays,… (More)