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Table 2 Five years forecasting of performance indicators by NNAR (8,4) for all three players

From: A novel comparative study of NNAR approach with linear stochastic time series models in predicting tennis player's performance

NOVAK

Probability of winning with 95% C.I

ACES with 95% C.I

Game defaults with 95% C.I

Game dominance with 95% C.I

 2023

0.638 (0.6381,0.63828)

18.024(15.06,19.84)

261.701(261.63,261.77)

2.555(2.53,2.57)

 2024

0.586(0.5860,0.5862)

317.960(316.93,319.18)

51.193(51.10,51.28)

2.282(2.26,2.29)

 2025

0.613(0.6134,0.6136)

301.812(300.69,303.04)

171.886(171.80,171.97)

2.600(2.58,2.62)

 2026

0.581(0.5810,0.5812)

93.492(92.26,94.79)

149.504(149.41,149.59)

2.072(2.05,2.09)

 2027

0.610(0.6100,0.6102)

419.658(418.29,421.05)

78.933(78.84,79.017)

2.628(2.60,2.64)

RAFAEL

 2023

0.8776(0.8775,0.8776)

191.930(190.97,192.91)

170.155(170.13,170.17)

1.854(1.853,1.855)

 2024

0.8793(0.8793,0.87944)

144.734(143.77,145,71)

95.347(95.323,95.370)

3.149(3.148,3.150)

 2025

0.7948(0.7947,0.7949)

187.187(185.93,188.58)

125.854(125.82,125.86)

3.058(3.058,3.059)

 2026

0.7863(0.7864,0.7864)

178.562(175.79,181.12)

80.857(80.83,80.88)

3.828(3.827,3.828)

 2027

0.7937(0.7937,0.7938)

218.735(211.37,227.15)

143.308(143.28,143.33)

2.237(2.236,2.237)

ROGER

 2023

0.8362(0.8361,0.8363)

45.97(36.90,54.86)

121.252(120.69,120.83)

2.557(2.540,2.562)

 2024

0.740(0.7405,0.7407)

68.44(59.48,76.51)

62.069(62.47512,63.62)

2.552(2.543,2.560)

 2025

0.8901(0.8900,0.8901)

48.37(39.35,57.97)

54.192(53.788,55.00)

2.729(2.712,2.748)

 2026

0.7724(0.7723,0.7725)

8.44(10.29,17.36)

145.701 (145.22,146.15)

3.329(3.312,3.345)

 2027

0.9190(0.9193,0.9194)

24.317(14.26,33.69)

138.17(137.73,138.65)

3.432(3.417,3.443)