From: CHEMDNER system with mixed conditional random fields and multi-scale word clustering
Count(symbol) in entity | Symbol next to entity | Change offset |
---|---|---|
( = ) + 1 | Right is ) | Right + 1 |
( = ) - 1 | Left is ( | Left - 1 |
[ = ] + 1 | Right is ] | Right + 1 |
[ = ] - 1 | Left is [ | Left - 1 |
{ = }+ 1 | Right is } | Right + 1 |
{ = } - 1 | Left is { | Left - 1 |