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Table 1 The detection metric, F-measure, obtained by SRP-NMF on SiSEC1 data for β and DT varying from 0 to 80 and 15 to 55 respectively

From: NMF-weighted SRP for multi-speaker direction of arrival estimation: robustness to spatial aliasing while exploiting sparsity in the atom-time domain

\(\frac {\beta }{D_{T}}\) 0 10 20 30 40 50 60 70 80
15 0.72 0.83 0.80 0.85 0.87 0.89 0.88 0.94 0.95
25 0.83 0.89 0.92 0.95 0.98 0.98 0.98 0.99 0.98
35 0.78 0.93 0.99 0.96 0.97 0.99 0.98 0.98 0.99
45 0.84 0.95 0.99 0.99 0.99 0.99 0.99 0.99 0.99
55 0.85 0.99 1.00 1.00 1.00 1.00 0.99 1.00 0.98
  1. Values of F-measure ≥ 0.95 are in bold, indicating good performance