CTSUM: extracting more certain summaries for news articles

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fM

fM =

0

BBBBBB@

0.0 0.3 0.05 0.05 0.5 0.1... ... ... ... ... ...... ... ... ... ... ...... ... ... ... ... ...0.3 0.05 0.05 0.4 0.0 0.20.3 ... ... ... 0.5 ...

1

CCCCCCA

s1 s2 s3 s4 s5 s6s1s2s3s4s5s6

f(si, sj)

f(si, sj)

f(sj , si)

fM

fM =

0

BBBBBB@

0.0 0.3 0.05 0.05 0.5 0.1... ... ... ... ... ...... ... ... ... ... ...... ... ... ... ... ...0.3 0.05 0.05 0.4 0.0 0.20.3 ... ... ... 0.5 ...

1

CCCCCCA

s1 s2 s3 s4 s5 s6s1s2s3s4s5s6

f(si, sj)

f(si, sj) f(sj , si)

f(si, sj)

f(sj , si)

f(si

, sj

) = simcosine

(si

, sj

) =~si

· ~sj

|~si

|⇥ |~sj

|

fnew(si, sj)

fnew(sj , si)

fnew(si, sj)

fnew(sj , si)

f(si, sj)

f(sj , si)

InfoScore

InfoScore

InfoScore

new

InfoScore

new

InfoScore

t+1

InfoScore

t

InfoScore

0

t+ 1 t

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