Fig. 7From: Development of a modified envelope correlation method based on maximum-likelihood method and application to detecting and locating deep tectonic tremors in western Japana Histogram of the number of detected tremor pairs by epicentral distance. b Histogram of the detection rate for synthetic waveforms of two sources via the proposed location method by epicentral distance. c Histogram of the detection rate for synthetic waveforms of two sources via the location method with no weighting schemeBack to article page