Multimodal Indexing of Multilingual News Video

Table 1

Results for keyword spotting in speech with master keyword list.

Story id	Instances of keywords present	Keywords found		Retrieval performance
		True positives	False Positives	Recall (%)	Precision (%)	F-measure (%)
[1]	[2]	[3]	[4]	[5]	[6]	[7]
				[3]/[2]∗100	[3]/([3]+[4])∗100	2∗[5]∗[6]/([5]+[6])
English Channels
E001	12	2	5	16.67	28.57	21.05
E002	40	10	6	25.00	62.50	35.71
E003	13	2	3	15.38	40.00	22.22
E004	67	8	12	11.94	40.00	18.39
E005	91	6	7	6.59	46.15	11.54
E006	51	7	8	13.73	46.67	21.21
E007	7	1	3	14.29	25.00	18.18
E008	7	1	3	14.29	25.00	18.18
E009	29	10	6	34.48	62.50	44.44
Overall (English)	317	47	53	14.83	47.00	22.54
Bangla Channels
B001	7	1	0	14.29	100.00	25.00
B002	14	2	5	14.29	28.57	19.05
B003	13	2	1	15.38	66.67	25.00
B004	13	1	7	7.69	12.50	9.52
B005	29	2	7	6.90	22.22	10.53
Overall (Bangla)	76	8	20	10.53	28.57	15.38
Overall	393	55	73	13.99	42.97	21.11