Multimodal Indexing of Multilingual News Video

Table 5

Indexing performance for audio, visual and combined channels.

	Audio			Visual			Combined
Story id	No. of distinct keywords	Keywords correctly identified	Indexing Performance IP𝑎(%)	No. of distinct keywords	Keywords correctly identified	Indexing Performance IP𝑣(%)	No. of distinct keywords	Keywords correctly identified	Indexing Performance IP𝑜(%)
[1]	[2]	[3]	[4]	[5]	[6]	[7]	[8]	[9]	[10]
	|𝐾𝑎|	|𝐾𝑎|	[3]/[2]∗100	|𝐾𝑣|	|𝑘𝑣|	[6]/[5]∗100	|𝐾𝑜|	|𝐾𝑜|	[9]/[8]∗100
English channels
E001	8	5	62.50	13	9	69.23	13	11	84.62
E002	10	7	70.00	9	7	77.78	14	12	85.71
E003	7	5	71.43	10	8	80.00	11	9	81.82
E004	12	9	75.00	13	10	76.92	17	15	88.24
E005	21	12	57.14	11	8	72.73	21	18	85.71
E006	13	9	69.23	15	11	73.33	16	14	87.50
E007	5	2	40.00	10	9	90.00	14	13	92.86
E008	5	2	40.00	1	1	100.00	5	3	60.00
E009	12	9	75.00	9	9	100.00	15	14	93.33
Overall (English)	93	60	64.52	91	72	79.12	126	109	86.51
Bangla channels
B001	3	2	66.67	4	2	50.00	5	5	100.00
B002	5	4	80.00	4	2	50.00	9	7	77.78
B003	7	4	57.14	6	5	83.33	9	8	88.89
B004	6	3	50.00	3	3	100.00	7	5	71.43
B005	9	6	66.67	5	4	80.00	10	8	80.00
Overall (Bangla)	30	19	63.33	22	16	72.73	40	33	82.50
Overall	123	79	64.23	113	88	77.88	166	143	86.14