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4.QA Parameters
STARING DENSITY (High-Density and Low-Density Fields)
Display Value
Density
Display Value
Density
Display Value
Density
DEP WEIGHT (High-Density and Low-Density Fields)
Display Value
Degree
Display Value
Degree
5 DWT Noise Reduction
The parameters are displayed as follows:
Nn (EFFECT), n (PROCESSING UPPER LIMIT)
If the DWT Noise Reduction is not effective, nothing is displayed.
6 LUT Parameters
The parameters are displayed as follows:
Gn (CURVE SHAPE) n (BRIGHTNESS), n (CONTRAST)
The Curve Shapes are represented by the following symbols respectively:
CS: CHEST, SS: STAN. CONTRAST, LI: LINEAR, IL: INV. LINEAR,
BS: BONE #1, GS: BONE #2
The display values correspond to the actual values as shown in the following table
(the values for CONTRAST are omitted):
Display Value
Density
Display Value
Density
Display Value
Density
7 Flip
Either or both of the following parameters is/are displayed:
R (Flip Horizontal), U (Flip Vertical)
If image is not flipped, nothing is displayed.
8 Rotate
The parameter is displayed as follows:
RTn (Rotate Angle)
The degree of rotation is available from +90, -90, +180.
If image is not rotated, nothing is displayed.
0
1
2
3
0.2
0.3
0.4
0.5
10
11
12
13
1.2
1.3
1.4
1.5
20
21
22
23
2.2
2.3
2.4
2.5
0
1
2
3
1.00 0.95 0.90 0.85 0.80 0.75 0.70 0.65 0.60 0.55
10
11
12
13
0.50 0.45 0.40 0.35 0.30 0.25 0.20 0.15 0.10 0.05 0.00
BRIGHTNESS
1
2
3
4
0.3
0.4
0.5
0.6
11
12
13
14
1.3
1.4
1.5
1.6
21
22
23
24
2.3
2.4
2.5
2.6
– 28 –
4
5
6
7
0.6
0.7
0.8
0.9
14
15
16
17
1.6
1.7
1.8
1.9
24
25
26
27
2.6
2.7
2.8
2.9
4
5
6
7
14
15
16
17
5
6
7
0.7
0.8
0.9
15
16
17
1.7
1.8
1.9
25
26
27
2.7
2.8
2.9
8
9
1.0
1.1
18
19
2.0
2.1
28
29
30
3.0
3.1
3.2
8
9
18
19
20
8
9
10
1.0
1.1
1.2
18
19
20
2.0
2.1
2.2
28
29
3.0
3.1
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