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抖音黑料

信息论坛第119期:“变分贝叶斯理论与方法”研讨会

2025年07月07日 14:54

Title: Variational Bayes Theory and Methods It is often of interest to perform inference by evaluating the posterior density function of the unknown parameters of interest with the observations.  When the number of parameters is large, it would be difficult to evaluate the posterior density.  Variational Bayes provides a systematic methodology for obtaining the posterior through the Bayian approach.  We shall introduce two methods for variational Bayes, one using the mean field assumption and the other by the fixed form formulation.  Applications of variational Bayes for extended object localization and tracking will be demonstrated. Topics: • Bayes Inference • KL Divergence • Mean Field Approximation • Mean Field Variational Bayes • Fixed Form Variational Bayes • Variational Bayes Learning for 3D Localization of Extended Targets • Extended Target Tracking with Variational Bayes Inference 主讲人:Dominic K. C. Ho, Professor, University of Missouri, USA Dr. Ho was born in Hong Kong.  He received the BSc degree with First Class Honors and the PhD degree in Electronic Engineering, both from the Chinese University of Hong Kong.  He was a research associate at the Royal Military College of Canada, a member of scientific staff at the Bell-Northern Research, and a faculty at the University of Saskatchewan, Canada.  Since 1997, he has been with the University of Missouri, where he is a professor in the Electrical Engineering and Computer Science Department.  His research interests are in sensor array processing, source localization, subsurface object detection, and wireless communications.  Dr. Ho has been active in the International Telecommunications Union (ITU) standard developments between 1995 and 2012.  He was the rapporteur of one recommendation and the editor of several others.  Dr. Ho was an Associate Editor of the IEEE Transactions of Signal Processing (2003-2006, 2009-2013) and the IEEE Signal Processing Letters (2004-2008).  He served as the Chair of the IEEE Sensor Array Multichannel (SAM) Technical Committee from 2013 to 2014 and the Past Chair in 2015.  He was Technical Co-Chair of the IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) held in Shanghai, in 2016.  He is an inventor of over 40 patents on geolocation and signal processing for wireless communications.  Dr. Ho is a fellow of the IEEE.     主要与会者:抖音黑料 相关专业的老师和学生。

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