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Weaver, Ray;Assistant Professor of Business Administration in Harvard Business School（图）
Weaver, Ray Assistant Professor Business Administration
2011/11/5
Ray Weaver is an Assistant Professor at Harvard Business School, where he teaches the first-year MBA course in marketing. His research focuses on social learning: the ways and extent to which people ...
Activity Dependent Branching Ratios in Stocks, Solar X-ray Flux, and the Bak-Tang-Wiesenfeld Sandpile Model
Activity Dependent Branching Ratios Bak-Tang-Wiesenfeld Sandpile Model
2010/11/2
We define an activity dependent branching ratio that allows comparison of different time series
Xt. The branching ratio bx is defined as bx = E[x/x]. The random variable x is the value of
the next...