Construction and application of the technical and tactical efficiency evaluation model for table tennis matches based on grey correlation

Table 8 Absolute difference sequences of contribution rates for each indicator and total contribution rate in each match

total contribution rate	Attack-after-serve phase		Attack-after-receive phase		Transition phase		Rally phase
total contribution rate	serve	3rd stroke	receive	4th stroke	5th stroke	6th stroke	Rally I	Rally II
0.0451	0.0456	0.14	0.1737	0.8564	1.0187	0.3704	0.8217	0.0451
0.9327	0.3867	0.0011	0.1085	0.1534	0.093	0.605	0.5171	0.9327
0.5182	0.2248	0.0989	0.3636	0.004	0.1653	0.8163	0.6684	0.5182
0.8286	0.2488	0.4816	0.5397	0.0003	0.1407	0.3548	0.3735	0.8286
0.0696	0.3017	0.3429	0.0953	0.3121	1.0123	0.6443	0.4344	0.0696
0.1792	0.095	0.339	0.4449	0.2815	0.1722	0.1719	0.385	0.1792
0.2006	0.2	0.2704	0.0079	0.2601	0.3454	0.1169	0.4113	0.2006
0.5406	0.1351	0.1131	0.0827	0.2362	0.3609	0.2163	1.05	0.5406
0.1259	0.0592	0.1027	0.0217	0.1933	0.1638	0.6452	0.6175	0.1259
0.2209	0.0057	0.0393	0.2918	0.1946	0.051	0.0746	0.2457	0.2209

ISSN: 2052-1847