Contents
Introduction. . . 1
1 Motivation . . . 3
2 Objectives . . . 7
3 Structure . . . 15
I Information Extraction . . . 19
1 Background . . . 21
2 Named-Entity Recognition . . . 29
3 Relations and Events . . . 40
II Semantic Enrichment with Linked Data . . . 51
1 Making Sense of the Web . . . 53
2 Semantic Resources . . . 64
3 Enriching Content . . . 76
III The Humanities and Empirical Content . . . 89
1 Empirical Information . . . 91
2 Digital Humanities . . . 96
3 Historische Kranten . . . 107
IV Quality, Language, and Time. . . 123
1 Data Quality . . . 125
2 Multilingualism . . . 137
3 Language Evolution . . . 147
V Knowledge Discovery. . . 157
1 MERCKX: A Knowledge Extractor . . . 159
2 Evaluation . . . 175
3 Validation . . . 190
Conclusions . . . 207
1 Overview . . . 209
2 Outcomes . . . 213
3 Perspectives . . . 218
A Source Code . . . 223
B Guidelines for Annotators . . . 225
C Follow-up. . . 226
Detailed Contents . . . 227
Bibliography. . . 233 i