Review Article
A Review on Human Activity Recognition Using Vision-Based Method
Table 2
Feature encoding methods.
| Method | Proposed | Description paper, the number of citations |
| Vector quantization (VQ)/hard assignment (HA) | Sivic et al. (2003) | [59], 5487 | Kernal codebook coding (KCB)/soft assignment (SA) | Gemert et al. (2008) | [60], 586; [61], 761 | Spase coding (SPC) | Yang et al. (2009) | [62], 2529 | Local coordinate coding (LCC) | Yu et al. (2009) | [63], 614 | Locality-constrained linear coding (LLC) | Wang et al. (2010) | [64], 2410 | Improved Fisher kernel (iFK)/Fisher vector (FV) | Perronnin et al. (2010) | [65], 1590 | Triangle assignment coding (TAC) | Coates et al. (2010) | [66], 976 | Vector of locally aggregated descriptors (VLAD) | Jegou et al. (2010) | [67], 1135; [68], 710; | Super vector coding (SVC) | Zhou et al. (2010) | [69], 459 | Local tangent-based coding (LTC) | Yu et al. (2010) | [70], 122 | Localized soft assignment coding (LSC/SA-k) | Liu et al. (2011) | [71], 398 | Salient coding (SC) | Huang et al. (2011) | [72], 131 | Group salient coding (GSC) | Wu et al. (2012) | [73], 33 | Stacked Fisher vectors (SFV) | Peng et al. (2014) | [32], 149 |
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