Assessing effects of information architecture of digital libraries on supporting E-learning ： A case study on the Digital Library of Nature & Culture Author ： Chih-Ming Chen Shang-Tzu Lin

Outline 一. Introduction 二. Methods 三. Results 四. Conclusion 1

一. Introduction 1. 數位圖書館支援數位學習 2. 適用數位圖書館的資訊結構 3. 學習風格對資訊使用行為和學習表現的影響 2

二. Methods  Research architecture 3

二. Methods  Experimental design 4

三. Results  Learning performance analysis  Comparison of the pretest and posttest results of the learners  *Indicates p < Number of learners MeanSDtDegree of freedom Significan ce (two- tailed) Pretest −9.32* Posttest

三. Results  Comparison of learning performance in learners with different learning styles *Indicates p <.05 6 Learning style Number of learners MeanSDtSignifican ce (two- tailed) PosttestSequential −2.67*0.013 Global Active − Reflective Sensitive − Intuitive Visual − Verbal

三. Results  Descriptive statistics of coding learners using information architecture of the digital library. 7 Number of learners MinimumMaximumMeanSD Organization System Search System Navigation System

三. Results  The independent samples t test of high-proficiency and low- proficiency groups using the information architecture of the digital library. 8 Group Number of learnersMeanSDtSignificanc e (two- tailed) Organization systemHigh-proficiency group *0.031 Low-proficiency group Search systemHigh-proficiency group − Low-proficiency group Navigation systemHigh-proficiency group90.03 − Low-proficiency group

三. Results  The independent samples t test of using time on digital archival and e-learning pages between high-proficiency and low-proficiency groups.  *Indicates p < Group Number of learners MeanSDtSignificance (two-tailed) Using time on digital archival pages High-proficiency group − Low-proficiency group Using time on E- learning pages High-proficiency group *0.037 Low-proficiency group

三. Results  Lag sequential analyses 10

四. Conclusion 數位圖書館的資訊架構中的組織系統是影響學習效率主 要因素 ， 關係數超達 0.491資訊架構 數位學習網頁比靜態網頁更能提高學習效率 高分群花在數位學習的時間與頻率高於低分群 11

參考文獻  Assessing effects of information architecture of digital libraries on supporting E-learning_ A case study on the Digital Library of Nature & Culture 12