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. 2016 May 17;2016:6750459. doi: 10.1155/2016/6750459

Table 2.

Comparison of different optimizations based on DTF.

Datasets BOW IBOW Fisher vector (FV)
DTF ISDTF DTF ISDTF DTF
KTH 94.2% [16] 95.5% 96.1% 97.6% —
UCF sports 88.2% [16] 90.4% 90.8% 93.4% —
HMDB51 46.6% [9] 50.9% 52.9% 56.7% 52.2% [29]
UCF50 84.5% [9] 86.5% 88.5% 90.3% 88.6% [29]