Slide 34
Slide 34 text
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จষ༰
จষ1 ࢲ Python ຊ
จষ2 ࢲ ຊ
จষ3 ࢲ Python ຊ Python ίʔυ
TF IDF TF-IDF
ࢲ 1/5 = 0.2
log2(3/3)
+ 1 = 1
0.20
Python 2/5 = 0.4
log2(3/2)
+ 1 = 1.58
0.63
ຊ 1/5 = 0.2
log2(3/3)
+ 1= 1
0.20
ίʔυ 1/5 = 0.2
log2(3/1)
+ 1= 2.58
0.52
͜ͷจষͰ
Pythonͱ͍͏୯ޠ
͕ಛతʂ