Talker localization is indispensable in video conferencing. Statistical audio-visual (AV) talker localizers that fuse AV features based on prior statistical property are ideals. However, statistical property must be estimated prior to the AV feature fusion procedure. To overcome this problem, this paper proposes a novel robust and omnidirectional AV talker localizer that dynamically fuses AV fe...

Abstract Risk management is an important aspect of financial research because correlations among data are essential in evaluating portfolio risk. Among various correlations, spatiotemporal involve economic entity attributes and interrelated space time. Such have therefore drawn increasing attention risk management. However, classical correlation measurements typically based on either time serie...

BACKGROUND This study evaluated the performance of a new weight estimation strategy (Mercy Method) with four existing weight-estimation methods (APLS, ARC, Broselow, and Nelson) in children from Ouelessebougou, Mali. METHODS Otherwise healthy children, 2 mos to 16 yrs, were enrolled and weight, height, humeral length (HL) and mid-upper arm circumference (MUAC) obtained by trained raters. Weig...