Editing Annotation (section)

===== Column data-type detection =====
Columns types are divided differently by different approaches.<ref name=":5" /> Some divide them into strings/text and numbers<ref name="auto2" /><ref name=":6" /><ref>{{Cite book |last1=Ramnandan |first1=S.K. |last2=Mittal |first2=Amol |last3=Knoblock |first3=Craig A. |last4=Szekely |first4=Pedro |title=The Semantic Web. Latest Advances and New Domains |chapter=Assigning Semantic Labels to Data Sources |date=2015 |editor-last=Gandon |editor-first=Fabien |editor2-last=Sabou |editor2-first=Marta |editor3-last=Sack |editor3-first=Harald |editor4-last=d’Amato |editor4-first=Claudia |editor5-last=Cudré-Mauroux |editor5-first=Philippe |editor6-last=Zimmermann |editor6-first=Antoine |series=Lecture Notes in Computer Science |language=en |location=Cham |publisher=Springer International Publishing |volume=9088 |pages=403–417 |doi=10.1007/978-3-319-18818-8_25 |isbn=978-3-319-18818-8|s2cid=7040223 |doi-access=free }}</ref><ref name=":102"/> while others divide them further<ref name=":5" /> (e.g., Number Typology,<ref name="auto12" /> Date,<ref name=":4" /><ref name=":8" /> coordinates<ref>{{Cite book |last1=Quercini |first1=Gianluca |last2=Reynaud |first2=Chantal |title=Proceedings of the 16th International Conference on Extending Database Technology |chapter=Entity discovery and annotation in tables |date=2013 |chapter-url=http://dx.doi.org/10.1145/2452376.2452457 |location=New York, New York, USA |publisher=ACM Press |page=693 |doi=10.1145/2452376.2452457 |isbn=9781450315975 |s2cid=8252126|url=https://hal.inria.fr/hal-00832639/file/edbt2013.pdf }}</ref>).