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Edupub day2 samashima

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EDUPUB Tokyo 2014
JEPA 日本電子出版協会

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Edupub day2 samashima

  1. 1. 大日本図書 新版たのしい理科3年 Copyright (c) 2014 Dainippon tosho Co., Ltd. All Rights Reserved.
  2. 2. 啓林館平成27年度用教科書より Copyright(c) SHINKOSHUPPANSHA KEIRINKAN Co,ltd. All Rights Reserved.
  3. 3. (C)日本文教出版 Copyright (c) 2014 Nihon Bunkyou Shuppan Co., Ltd. All Rights Reserved.
  4. 4. 国語 1 光村図書出版株式会社 Copyright Mitsumura Tosho Publishing Co.,Ltd. All rights reserved.
  5. 5. © Hitachi Solutions, Ltd. 2014. All rights reserved. Problems on e-textbook and solutions Yoshiki Sameshima Hitachi Solutions, member of CoNETS
  6. 6. © Hitachi Solutions, Ltd. 2014. All rights reserved. Problem 2: text selection and highlight during text-speech of rasterized text Solution: text data associated with its position of rasterized text in image Solution’: combination of fixed + reflowable layout, with the AHL Problem 1: fixed layout EPUB lacks logical structure for GUI style Solution: tab and popup attached to collection (EPUB 3.0.1) of pages Problem 3: no standard URI between textbooks from different publishers Solution: new URI using uuid + epubcfi or learning item name Problem 4: many videos and interactive contents and file size becomes large,  it may be impossible to store all textbooks in table  network may be overloaded, if pupils start download at a time Solution: division of file into smaller chunks and on-demand download 1. Problems on e-textbook and solutions Problems related to image base fixed layout textbook Problems related to e-textbook in general
  7. 7. © Hitachi Solutions, Ltd. 2014. All rights reserved. textbook: arithmetic of 6th grade content 1 title: are of circle display type: tab content 3 title: hint display type: popup page page page page learning unit 3: symmetric figure content 1 title: are of circle display type: tab content 3 title: hint display type: popup content 2 title: exercise display type: tab content 4 title: answer display type: tab page page page page page page learning unit 2: proportion and reverse proportion content 1 title: are of circle display type: tab content 3 title: hint display type: popup content 2 title: exercise display type: tab content 4 title: answer display type: tab page page page page page page 2. GUI styles attached to collections of multiple pages learning unit 1: area of circle content 1 title: area of circle GUI style: tab content 3 title: hint GUI style: popup content 2 title: exercise GUI style: tab content 4 title: answer GUI style: tab Textbook contains hierarchy of learning units/contents/image pages Each of them corresponds of a collection of EPUB Publication 3.0.1 Author can choose GUI style for each collection corresponding to content page page page page page page collection corresponding to learning unit collection corresponding to content collection corresponding to page
  8. 8. © Hitachi Solutions, Ltd. 2014. All rights reserved. 3. Inter-textbook hyperlink/URI Problems no standard URI with uuid/isbn + epubcfi no URI with learning item/keyword Solution: new URN scheme Type 1: uuid/isbn + epubcfi urn:conets:epub-uuid:123-456:unit01.epub:epubcfi(/6/2!/4/0) UUID of textbook divided EPUB file epubcfi Type 2: subject + grade + learning item/keyword urn:conets:textbook:science:5:electric magnet subject and grade learning item/keyword

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