Table 11 nMSEs and computation times of the no-overflow stage for the three vessel trips.

From: Realtime estimation of average sand grain diameter and sand bed height and mass for a trailing suction hopper dredger

Estimation methods

Estimation variables

Yangtze Estuary

Xiamen Port

Computation time

1

2

3

1

2

3

CD-FPF-CG

\(m_{t}\)

1.0235 × 10–8

3.0164 × 10–8

5.6539 × 10–8

1.7205 × 10–8

3.9791 × 10–8

6.1551 × 10–8

0.2490

\(h_{t}\)

9.6540 × 10–4

1.9528 × 10–4

5.7159 × 10–4

3.2027 × 10–4

3.1177 × 10–4

0.0012

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