textrank

package

v1.0.1 Latest Latest Go to latest Published: Jul 23, 2021 License: Apache-2.0 Imports: 6 Imported by: 0

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Repository

github.com/bububa/jiagu

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Documentation ¶

Overview ¶

Package textrank 包含提取关键词

Index ¶

Constants
type Keywords
- func NewKeywords(seg *segment.Segment, stwords *stopwords.Stopwords) *Keywords
type Score
type ScoreSlice
- func NewScoreSlice(scores []float64) ScoreSlice
type Summarize
- func NewSummarize(seg *segment.Segment, stwords *stopwords.Stopwords) *Summarize

Constants ¶

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const (
	// DEFAULT_MAX_ITER 默认maxIter
	DEFAULT_MAX_ITER int = 100
	// DEFAULT_TOL 默认tol
	DEFAULT_TOL float64 = 0.0001
	// DEFALUT_WINDOW 默认window
	DEFAULT_WINDOW int = 2
)

Variables ¶

This section is empty.

Functions ¶

This section is empty.

Types ¶

type Keywords ¶

type Keywords struct {
	// contains filtered or unexported fields
}

Keywords 提取关键词类

func NewKeywords ¶

func NewKeywords(seg *segment.Segment, stwords *stopwords.Stopwords) *Keywords

New 初始化

func (*Keywords) AddStopwords ¶

func (k *Keywords) AddStopwords(keywords []string)

AddStopwords 添加stopword

func (*Keywords) DelStopwords ¶

func (k *Keywords) DelStopwords(keywords []string)

DelStopwords 删除stopword

func (*Keywords) Extract ¶

func (k *Keywords) Extract(txt string, n int) []string

Extract 提取关键词

func (*Keywords) LoadStopwords ¶

func (k *Keywords) LoadStopwords(r io.Reader) error

LoadStopwords 加载stopwords

func (*Keywords) LoadStopwrdsFile ¶

func (k *Keywords) LoadStopwrdsFile(filename string) error

LoadStopwordsFile 加载stopwords文件

func (*Keywords) SetMaxIter ¶

func (k *Keywords) SetMaxIter(maxIter int)

SetMaxIter 设置maxIter

func (*Keywords) SetTol ¶

func (k *Keywords) SetTol(tol float64)

SetTol 设置tol

func (*Keywords) SetWindow ¶

func (k *Keywords) SetWindow(window int)

SetWindow 设置window

type Score ¶

type Score struct {
	Idx   int
	Value float64
}

type ScoreSlice ¶

type ScoreSlice []Score

func NewScoreSlice ¶

func NewScoreSlice(scores []float64) ScoreSlice

func (ScoreSlice) Len ¶

func (s ScoreSlice) Len() int

func (ScoreSlice) Less ¶

func (s ScoreSlice) Less(i, j int) bool

func (ScoreSlice) Swap ¶

func (s ScoreSlice) Swap(i, j int)

type Summarize ¶

type Summarize struct {
	// contains filtered or unexported fields
}

func NewSummarize ¶

func NewSummarize(seg *segment.Segment, stwords *stopwords.Stopwords) *Summarize

New 初始化

func (*Summarize) AddStopwords ¶

func (s *Summarize) AddStopwords(keywords []string)

AddStopwords 添加stopword

func (*Summarize) DelStopwords ¶

func (s *Summarize) DelStopwords(keywords []string)

DelStopwords 删除stopword

func (*Summarize) LoadStopwords ¶

func (s *Summarize) LoadStopwords(r io.Reader) error

LoadStopwords 加载stopwords

func (*Summarize) LoadStopwordsFile ¶

func (s *Summarize) LoadStopwordsFile(filename string) error

LoadStopwordsFile 加载stopwords文件

func (*Summarize) SetMaxIter ¶

func (s *Summarize) SetMaxIter(maxIter int)

SetMaxIter 设置maxIter

func (*Summarize) SetTol ¶

func (s *Summarize) SetTol(tol float64)

SetTol 设置tol

func (*Summarize) Summary ¶

func (s *Summarize) Summary(txt string, n int) []string

Summary 生成摘要

Source Files ¶

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