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Table 38 Parameters of the best models for \(R_t^{s}\) computed on real and simulated data for Apple

From: Drawdown-based risk indicators for high-frequency financial volumes

Summary of the best statistical model selection

for \(R_t^{s}\)-APPLE fixing \(M=80\%\)

\(s=0\)

\(M'\)

Best model

Real data (\(\mu\), \(\sigma\))

Simulated data (\(\mu\), \(\sigma\))

 

30%

Lognormal

2.7049–2.4575

3.2072–2.0500

 

40%

Lognormal

2.6150–2.4137

2.6112–1.7552

 

50%

Lognormal

2.5477–2.3907

2.0644–1.3993

\(s=5\)

\(M'\)

Best model

Real data (\(\mu\), \(\sigma\))

Simulated data (\(\mu\), \(\sigma\))

 

30%

Lognormal

2.4150–1.5356

3.1767–1.8703

 

40%

Lognormal

1.9141–1.3644

2.5502–1.5439

 

50%

Lognormal

1.4178–1.1321

2.1096–1.2948

\(s=50\)

\(M'\)

Best model

Real data (\(\mu\), \(\sigma\))

Simulated data (\(\mu\), \(\sigma\))

 

30%

Lognormal

2.0998–1.3549

2.4960–1.4318

 

40%

Lognormal

1.8531–1.2754

2.1636–1.2831

 

50%

Lognormal

1.4735–1.1329

1.8042–1.1588

\(s=100\)

\(M'\)

Best model

Real data (\(\mu\), \(\sigma\))

Simulated data (\(\mu\), \(\sigma\))

 

30%

Lognormal

2.4287–1.5425

2.3031–1.5313

 

40%

Lognormal

2.0531–1.4699

2.0355–1.3949

 

50%

Lognormal

1.7431–1.4430

1.7345–1.3223