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Discussion Class 5

Conversion of Material for the

American Memory Collections

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Question 1:

(a) What is American Memory?

(b) What criteria are used in selecting the collections for American Memory?

(c) What genres of material are in American Memory?

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Question 2:

(a) What quality criteria are used in scanning the pictorial collections?

(b) How are costs managed? Which tasks are automated and which are carried out by people?

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Question 3:

(a) What processing steps are carried out after an image has been scanned?

(b) The final images are 24 bits per pixel (3 colors at 8 bits per pixel). Why does JJT capture at 12 bits per color and process at 16 bits for delivery at 8 bits?

(c) What are moiré patterns? How are they treated?

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Question 4:

Both papers go into considerable detail about operational processes and procedures. What does this say about digital libraries?

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Question 5:

(a) What happens to materials after they have been scanned?

(b) In what ways are the scanned images inferior or superior to the originals?

(c) Anne Kenny talked about brittle books. What happens to a brittle book after it has been scanned?