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Official Journal of the Japan Wood Research Society

Table 4 Value of the sawn timber for different levels of positioning errors and different choices of sawing position

From: Handling positioning errors when optimizing sawing of Scots pine and Norway spruce logs using CT scanning

Positioning

Error scenario

Centered, horns down

Naive position

Robust position

Value (€)

Value (€)

% increase

Value (€)

% increase

Low level

21,441

22,951

7.0

23,304

8.7

Medium level

20,388

21,179

3.9

21,669

6.3

High level

18,996

19,483

2.6

19,893

4.7

Only rotation

21,766

23,170

6.5

23,510

8.0

Only offset

20,367

22,176

8.9

22,515

11

No error

21,771

25,469

17

N/A

N/A

  1. When no error is present, the naive position and the robust position coincide
  2. N/A not applicable