Chen, Song Xi; Li, Jun; Zhong, Pingshou - Volkswirtschaftliche Fakultät, … - 2014
by thresholding. They are designed for better power performance when the mean vectors of two populations differ only in … sparsely populated coordinates. The first test is constructed by carrying out thresholding to remove those no-signal bearing … dimensions. The second test combines data transformation and thresholding by first transforming the data with the precision …