Xgboost: AttributeError: 'DMatrix' ๊ฐœ์ฒด์— 'feature_names' ์†์„ฑ์ด ์—†์Šต๋‹ˆ๋‹ค.

์— ๋งŒ๋“  2015๋…„ 11์›” 09์ผ  ยท  3์ฝ”๋ฉ˜ํŠธ  ยท  ์ถœ์ฒ˜: dmlc/xgboost

์ด ์˜ค๋ฅ˜๊ฐ€ ๋ฐœ์ƒํ•œ ์ด์œ : AttributeError: 'DMatrix' object has no attribute 'feature_names' , plot_importance ์™€ ๋™์ผ
ํŒŒ์ด์ฌ 2.7
์šฐ๋ถ„ํˆฌ 14.04 LTS

๊ฐ€์žฅ ์œ ์šฉํ•œ ๋Œ“๊ธ€

์–ด๋–ป๊ฒŒ?

๋ชจ๋“  3 ๋Œ“๊ธ€

๋‹ค์Œ๊ณผ ๊ฐ™์€ ๊ฒƒ์ด ์žˆ๋‹ค๊ณ  ๊ฐ€์ •ํ•ฉ๋‹ˆ๋‹ค.

import xgboost as xgb
gbdt = xgb.train(...)
  • feature_names ๋Š” gbdt ์˜ ์†์„ฑ์ž…๋‹ˆ๋‹ค
  • plot_importance ๋Š” xgb ๋‚ด์˜ ํ•จ์ˆ˜์ž…๋‹ˆ๋‹ค

@Far0n ๊ฐ์‚ฌํ•ฉ๋‹ˆ๋‹ค! ์ด๋ฏธ ํ•ด๊ฒฐํ–ˆ์ง€๋งŒ ๋‹ค์‹œ ํ•œ ๋ฒˆ ๋„์›€์„ ์ฃผ์…”์„œ ๊ฐ์‚ฌํ•ฉ๋‹ˆ๋‹ค.

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์ด ํŽ˜์ด์ง€๊ฐ€ ๋„์›€์ด ๋˜์—ˆ๋‚˜์š”?
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