... People . ... Comment ( RSS ) | ... can multiple 2-sigma detections a detection make without stacking?. i would appreciate any comments. a baffled scientist. ... It seems that what they are doing is to compute a significance for every source in their catalog and compare the distribution of significances to what would be expected from a Gaussian distribution. ... in the Chandra deep field under the same argument. ... vlk on [MADS] Parallel Coordinates . ... Entries (RSS) and Comments (RSS) . ...