Table 1 Classification accuracy and the projection direction in different outlier conditions.
From: Improved Graph Embedding for Robust Recognition with outliers
Methods | Occurrence rate (%) | Occurrence Strength | ||||
---|---|---|---|---|---|---|
0% | 3% | 8% | 0.00 | \({\bf{6.00}}{\boldsymbol{\times }}\sqrt{{\bf{2}}}\) | \({\bf{8.60}}{\boldsymbol{\times }}\sqrt{{\bf{2}}}\) | |
LDA (Angle) | 0.96 ± 0.01 (135.10 ± 4.38) | 0.91 ± 0.03 (128.85 ± 32.27) | 0.73 ± 0.06 (79.89 ± 51.75) | 0.96 ± 0.01 (135.10 ± 4.38) | 0.88 ± 0.04 (113.72 ± 50.08) | 0.78 ± 0.04 (90.36 ± 57.35) |
(Time/s) | 0.62 | 0.64 | 0.61 | 0.62 | 0.61 | 0.63 |
R LDA (Angle) | 0.96 ± 0.01 (135.09 ± 4.31) | 0.91 ± 0.03 (128.93 ± 32.10) | 0.73 ± 0.06 (79.90 ± 51.79) | 0.96 ± 0.01 (135.09 ± 4.31) | 0.88 ± 0.03 (113.25 ± 38.82) | 0.78 ± 0.05 (92.08 ± 53.09) |
(Time/s) | 0.64 | 0.65 | 0.64 | 0.64 | 0.64 | 0.64 |
H LDA (Angle) | 0.96 ± 0.02 (134.43 ± 16.47) | 0.53 ± 0.05 (45.02 ± 1.54) | 0.51 ± 0.04 (44.63 ± 1.07) | 0.96 ± 0.02 (134.43 ± 16.47) | 0.62 ± 0.14 (52.53 ± 30.37) | 0.53 ± 0.08 (47.19 ± 16.78) |
(Time/s) | 2.80 | 2.83 | 2.82 | 2.80 | 2.83 | 2.84 |
NDA (Angle) | 0.96 ± 0.01 (135.15 ± 5.65) | 0.94 ± 0.04 (133.15 ± 28.20) | 0.74 ± 0.05 (85.12 ± 53.66) | 0.96 ± 0.01 (135.15 ± 5.65) | 0.90 ± 0.04 (125.07 ± 52.00) | 0.79 ± 0.05 (95.47 ± 52.32) |
(Time/s) | 4.56 | 4.58 | 4.56 | 4.56 | 4.56 | 4.58 |
SRDA (Angle) | 0.96 ± 0.01 (135.09 ± 4.33) | 0.91 ± 0.06 (128.23 ± 51.50) | 0.73 ± 0.06 (79.41 ± 54.41) | 0.96 ± 0.01 (135.09 ± 4.33) | 0.88 ± 0.03 (113.27 ± 38.85) | 0.78 ± 0.05 (92.87 ± 53.10) |
(Time/s) | 0.82 | 0.83 | 0.83 | 0.82 | 0.82 | 0.82 |
LPP (Angle) | 0.96 ± 0.01 (135.10 ± 4.38) | 0.91 ± 0.08 (128.33 ± 51.75) | 0.73 ± 0.03 (75.74 ± 53.71) | 0.96 ± 0.01 (135.10 ± 4.38) | 0.88 ± 0.03 (114.70 ± 42.09) | 0.78 ± 0.05 (90.16 ± 53.11) |
(Time/s) | 1.77 | 1.75 | 1.70 | 1.77 | 1.72 | 1.74 |
SRKDA | 0.74 ± 0.20 | 0.73 ± 0.18 | 0.74 ± 0.19 | 0.74 ± 0.20 | 0.74 ± 0.19 | 0.74 ± 0.19 |
(Angle) | — | — | — | — | — | — |
(Time/s) | 0.97 | 1.00 | 0.95 | 0.82 | 0.96 | 0.94 |
L1 LDA (Angle) | 0.96 ± 0.01 (134.70 ± 5.11) | 0.95 ± 0.02 (134.03 ± 12.72) | 0.79 ± 0.03 (134.74 ± 13.65) | 0.96 ± 0.01 (134.70 ± 5.11) | 0.92 ± 0.02 (135.07 ± 9.04) | 0.81 ± 0.03 (136.45 ± 17.85) |
(Time/s) | 11.89 | 28.97 | 13.65 | 11.89 | 18.98 | 23.41 |
Lasso SRDA | 0.96 ± 0.01 | 0.95 ± 0.02 | 0.79 ± 0.03 | 0.96 ± 0.01 | 0.92 ± 0.02 | 0.81 ± 0.03 |
(Angle) | (135.17 ± 5.63) | (134.96 ± 11.08) | (135.10 ± 5.06) | (135.17 ± 5.63) | (134.64 ± 10.49) | (133.39 ± 4.87) |
(Time/s) | 6.19 | 5.99 | 6.14 | 6.19 | 6.08 | 6.05 |
L1 SR (Angle) | 0.96 ± 0.01 (134.70 ± 5.11) | 0.94 ± 0.04 (130.72 ± 34.58) | 0.79 ± 0.03 (133.09 ± 4.98) | 0.96 ± 0.01 (134.70 ± 5.11) | 0.92 ± 0.03 (135.08 ± 10.12) | 0.80 ± 0.05 (134.39 ± 4.87) |
(Time/s) | 75.65 | 68.38 | 80.08 | 75.65 | 158.10 | 129.73 |
L1 GE (Angle) | 0.96 ± 0.01 (134.70 ± 5.11) | 0.95 ± 0.02 (135.07 ± 7.44) | 0.79 ± 0.02 (135.15 ± 20.87) | 0.96 ± 0.01 (134.70 ± 5.11) | 0.92 ± 0.02 (135.07 ± 9.04) | 0.81 ± 0.03 (133.45 ± 17.85) |
(Time/s) | 4.63 | 5.92 | 5.93 | 4.63 | 4.91 | 5.07 |