Table 1 Comparison of action recognition...

Table 1

Comparison of action recognition results with unsupervised learning approaches.

Models	Architecture	NW-UCLA	PKUMMD part I	PKUMMD part II	NTU NTU
SimCLR [1]	GRU	39.1	63.5	30.1	54.9
MoCo v2 [13]		49.7	62.6	27.6	47.8
BYOL [12]		9.9	18.6	8.7	34.2
SimSiam [3]		9.7	5.4	9.0	55.0
Rand-U	GRU	52.0	51.6	28.4	40.2
LongT GAN [52]		74.3	67.7	25.9	52.1
MS²L [21]		76.8	64.8	27.6	52.5
EMS²L		77.9	68.5	29.9	57.9
SimCLR [1]	GCN	70.7	73.2	34.6	54.9
MoCo v2 [13]		72.2	75.9	33.9	56.0
BYOL [12]		49.5	43.3	15.4	36.1
SimSiam [3]		73.3	72.4	33.5	55.9
Rand-U	GCN	76.1	77.2	31.8	60.3
EMS²L	GCN	78.1	77.6	29.3	61.2

Models	Architecture	NW-UCLA	PKUMMD part I	PKUMMD part II	NTU NTU
SimCLR [1]	GRU	39.1	63.5	30.1	54.9
MoCo v2 [13]		49.7	62.6	27.6	47.8
BYOL [12]		9.9	18.6	8.7	34.2
SimSiam [3]		9.7	5.4	9.0	55.0
Rand-U	GRU	52.0	51.6	28.4	40.2
LongT GAN [52]		74.3	67.7	25.9	52.1
MS²L [21]		76.8	64.8	27.6	52.5
EMS²L		77.9	68.5	29.9	57.9
SimCLR [1]	GCN	70.7	73.2	34.6	54.9
MoCo v2 [13]		72.2	75.9	33.9	56.0
BYOL [12]		49.5	43.3	15.4	36.1
SimSiam [3]		73.3	72.4	33.5	55.9
Rand-U	GCN	76.1	77.2	31.8	60.3
EMS²L	GCN	78.1	77.6	29.3	61.2