2016年10月11日 星期二

2016/10/11 Data Analysis Job in Sinica

過完雙十連假,開始了我在中研院進行資料分析的工作,原本對於程式是完全陌生的
偶然在網路上看到了資料科學的文章,也體認到未來資料科學的趨勢,決心要踏入這個領域,很高興能有機會以一個非本科系的身分來到中研院資訊所學習,感覺要學的東西非常多,希望自己能夠堅持住,努力往自己的目標邁進,加油~

楊証琨 2016/10/11
今天閱讀重點
how should people approach problems in data science competitions ?
Let me put it down in 9 basic steps:
  1. Understand the problem / objective you are trying to solve.(了解問題,確定目標)
  2. Understand and summarize what data you have / need.(了解並統整現有資料)
  3. Carefully read about the evaluation metric.(了解評估準則)
  4. Explore and visualize the data, build simple, base models for benchmark.(探索分析,建立簡單模型)
  5. Setup a robust / thorough validation framework consistent with the evaluation conditions.(建立評估準則)
  6. Work on feature engineering and optimizing algorithms.(最佳化演算法)
  7. Try out as many different models / ideas as you can.(嘗試不同模型)
  8. Ensemble / Blend / Stack multiple models.(混合或堆疊模型)
  9. Never hesitate in asking questions, taking help or even teaming up with others(討論不同意見)

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