Analysis Technology of Tennis Sports Match Based on Data Mining and Image Feature Retrieval

Table 2

Results of the research on the position of throwing shots for the flat strike and the top spin.

Research object	Flat strike	Top spin	Flat strike	Top spin	Flat strike	Top spin	Flat strike	Top spin	Flat strike	Top spin
A	1.67	1.77	7.39	6.88	0.67	1.08	−0.94	−0.21	7.09	6.83
B	1.66	1.73	6.20	6.09	−0.35	0.37	−0.61	0.05	6.00	5.95
C	1.70	1.75	6.54	6.35	−0.22	0.49	0.34	0.43	6.19	6.13
D	1.69	1.75	6.33	6.22	−0.41	0.25	0.55	1.26	6.39	6.30
E	1.71	1.80	6.65	6.63	−0.23	0.65	−0.15	0.36	6.48	6.47