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Table 1 An example of all features

From: A neural network approach to chemical and gene/protein entity recognition in patents

Input

Substituted

piperidines

with

selective

binding

to

histamine

h3

–

receptor

.

Word

substituted

piperidines

with

selective

binding

to

histamine

h3

–

receptor

.

Character

s u b s t i t u d e d

p i p e r i d i n e s

w i t h

s e l e c t i v e

b i n d i n g

t o

h i s t a m i n e

h 3

–

r e c e p t o r

.

Cap

firstCaps

lower

lower

lower

lower

lower

lower

lower

lower

lower

lower

POS

VBN

NNS

IN

JJ

NN

TO

NN

NN

HYPH

NN

.

Chunk

B-NP

I-NP

B-PP

B-NP

I-NP

B-PP

B-NP

I-NP

B-NP

I-NP

O

NER

O

O

O

O

O

O

B-protein

I-protein

I-protein

I-protein

O