Simple sentiment analysis using regular expression: Difference between revisions
Jump to navigation
Jump to search
Simple sentiment analysis using regular expression (edit)
Revision as of 13:26, 8 January 2022
, 8 January 2022→輸入文字範例3
No edit summary |
|||
| Line 59: | Line 59: | ||
# 正面情緒 (positive sentiment) | # 正面情緒 (positive sentiment) | ||
#* 方式: 搜尋包含「愉快」但是前面不包含「不」或「沒」字 | #* 方式: 搜尋包含「愉快」但是前面不包含「不」或「沒」字 | ||
#* 搜尋: 搜尋: {{kbd | key =<nowiki>^((?![不|沒]).)+(愉快)</nowiki>}} ([https://regex101.com/r/ABzfEj/1 線上測試]) | #* 搜尋: 搜尋: {{kbd | key =<nowiki>^((?![不|沒]).)+(愉快)</nowiki>}} 或 {{kbd | key =<nowiki>^([^不|沒])+(愉快)</nowiki>}} ([https://regex101.com/r/ABzfEj/1 線上測試]) | ||
# 負面情緒 (negative sentiment) | # 負面情緒 (negative sentiment) | ||
#* 方式: 搜尋包含「愉快」但是前面包含「不」或「沒」字 | #* 方式: 搜尋包含「愉快」但是前面包含「不」或「沒」字 | ||