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Table 1 MR scan parameters

From: MR thermometry for focused ultrasound monitoring utilizing model predictive filtering and ultrasound beam modeling

 

Scan

TR/TE (ms)

FOV (mm)

Voxel size (mm)

BW (Hz/px)

ETL

ES (ms)

FA (°)

t acq (s)

R

Homogeneous phantom

“Truth”

22/11

147 × 96 × 50

1.2 × 1.2 × 2.5

752

7

1.62

15

4.8

1

Subsampled

22/11

147 × 110 × 135

1.2 × 1.2 × 2.5

752

7

1.62

15

2.4

7

Skull phantom

“Truth”

22/12

288 × 189 × 45

2.3 × 2.3 × 2.5

752

7

1.62

15

4.8

1

Subsampled

22/12

288 × 221 × 135

2.3 × 2.3 × 2.5

752

7

1.62

15

2.4

7

High res. mask

10/5

288 × 288 × 90

1.2 × 1.2 × 1.3

752

1

N/A

10

104

1

  1. TR repetition time, TE echo time, FOV field of view, BW bandwidth (in readout direction), ETL echo train length, ES echo spacing, FA flip angle, t acq acquisition time, R k-space reduction/subsampling factor (R = 1 means fully sampled)