object KoreanPhraseExtractor
KoreanPhraseExtractor extracts suitable phrases for trending topics.
1. Collapse sequence of POSes to phrase candidates (초 + 거대 + 기업 + 의 -> 초거대기업 + 의) 2. Find suitable phrases
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Type Members
- case class KoreanPhrase (tokens: Seq[KoreanToken], pos: KoreanPos = Noun) extends Product with Serializable
- type KoreanPhraseChunk = Seq[KoreanPhrase]
- case class PhraseBuffer (phrases: List[KoreanPhrase], curTrie: List[KoreanPosTrie], ending: Option[KoreanPos]) extends Product with Serializable
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def
collapsePos(tokens: Seq[KoreanToken]): Seq[KoreanPhrase]
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- protected[org.openkoreantext.processor]
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def
extractPhrases(tokens: Seq[KoreanToken], filterSpam: Boolean = false, addHashtags: Boolean = true): Seq[KoreanPhrase]
Find suitable phrases
Find suitable phrases
- tokens
A sequence of tokens
- filterSpam
true if spam words and slangs to be filtered out
- addHashtags
true if #hashtags to be included
- returns
A list of KoreanPhrase
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def
getCandidatePhraseChunks(phrases: KoreanPhraseChunk, filterSpam: Boolean = false): Seq[KoreanPhraseChunk]
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