Table 2.

Confusion matrix of the hierarchical classifier. Predicted classes are on the columns and actual classes are on the rows.

	Falling down	Knife Slicing	Screaming	Raining	Printing	Talking	Frying	Filling Water	Knocking a Door	Dog Barking	Car Horn	Breaking Glass	Baby Crying	Water Boiling
Falling down	62.07	2.87	1.72	7.47	6.32	2.23	0.00	4.02	6.90	1.15	3.85	0.17	0.00	1.23
Knife slicing	3.67	67.46	1.04	7.29	0.00	3.15	2.18	1.04	4.68	4.78	0.00	0.15	1.43	3.03
Screaming	2.42	2.08	91.72	0.00	1.29	0.11	0.18	1.33	0.13	0.48	0.13	0.00	0.00	0.13
Raining	1.11	0.05	0.12	96.33	0.79	0.19	0.23	0.17	0.23	0.10	0.04	0.03	0.17	0.45
Printing	9.61	0.00	0.67	0.00	84.67	0.22	0.16	0.64	1.33	0.10	0.95	0.77	0.13	0.75
Talking	2.97	3.12	1.91	1.51	2.14	78.14	0.92	1.16	2.79	0.62	2.63	1.65	0.11	0.33
Frying	3.89	4.08	2.76	1.97	0.18	0.12	83.19	0.03	0.74	0.48	0.91	0.61	0.86	0.18
Filling water	2.08	0.94	2.86	0.00	1.96	0.84	0.39	73.73	0.00	2.6	1.96	0.41	5.52	6.71
Knocking a door	1.41	0.75	1.96	2.71	0.96	0.93	0.06	0.00	88.63	0.04	0.00	0.16	0.44	1.96
Dog barking	2.19	0.82	3.19	0.16	2.92	1.79	0.52	0.14	0.64	87.15	0.08	0.13	0.17	0.10
Car horn	1.11	5.95	1.33	0.00	0.47	0.00	0.29	1.19	1.19	0.07	79.05	0.31	0.71	8.33
Breaking glass	0.21	1.74	0.91	1.67	0.91	0.74	0.18	0.32	0.15	0.13	0.09	92.17	0.67	0.11
Baby crying	3.08	0.00	4.14	1.29	3.80	1.83	2.48	0.11	0.06	0.34	0.02	0.19	82.54	0.12
Water boiling	1.08	2.15	0.69	0.00	2.08	0.38	1.71	0.33	1.39	1.86	2.08	3.25	1.83	81.17