Keyword Extraction
Extract high-frequency keywords
Keyword Extraction
Extract high-frequency keywords and phrases from article content.
Features
- TF word frequency analysis
- Smart stop word filtering
- Adjustable minimum frequency
- Display word frequency statistics
Use Cases
- SEO keyword research
- Content analysis
- Topic extraction
- Document summary
How to Use
- Enter article content in the left input box
- Adjust keyword parameters in settings
- Click "Extract Keywords" button
- View extracted keyword list (with frequency) on the right
- Click single to copy or "Copy All Keywords"
Parameters
- Number of keywords: Extract 3-30 keywords
- Min frequency: Only words with frequency >= this value will be extracted
- Exclude pure numbers: Filter pure number words
- Exclude short words: Filter words with less than 3 characters
Notes
- Auto-filters common stop words (Chinese and English)
- Supports mixed Chinese and English content
- Frequency display helps judge importance
- Recommend setting appropriate minimum frequency threshold