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Table 4 Kernel and search window dimensions at different stages of the HBM algorithm

From: Evaluation of strain averaging area and strain estimation errors in a spheroidal left ventricular model using synthetic image data and speckle tracking

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Kernel window

Search window

Iteration 1

Iteration 2

Iteration 3

Iteration 1

Iteration 2

Iteration 3

A (mm)

L (°)

A (mm)

L (°)

A (mm)

L (°)

A (mm)

L (°)

A (mm)

L (°)

A (mm)

L (°)

1

11.59

10.69

2.89

2.71

0.81

0.71

13.90

12.97

3.50

3.28

1.04

1.28

2

11.59

10.40

2.89

2.59

0.81

0.63

13.90

12.47

3.50

3.16

1.04

0.86

3

11.59

10.57

2.89

2.66

0.81

0.70

13.90

12.74

3.50

3.20

1.04

0.92

4

11.59

10.42

2.89

2.62

0.81

0.69

13.90

12.56

3.50

3.15

1.04

0.91

5

11.59

13.42

2.89

3.30

0.81

1.10

13.90

16.06

3.50

4.18

1.04

1.98

6

11.59

11.03

2.89

2.74

0.81

0.67

13.90

13.22

3.50

3.35

1.04

0.91

7

11.59

10.84

2.89

2.69

0.81

0.72

13.90

13.07

3.50

3.35

1.04

0.99

8

11.59

10.67

2.89

2.65

0.81

0.65

13.90

12.79

3.50

3.24

1.04

0.88

9

11.59

10.45

2.89

2.65

0.81

0.70

13.90

12.59

3.50

3.21

1.04

0.88

  1. A—axial dimension, L—lateral dimension