理解問題類型

如同你剛剛所見，解題流程的第一步是先快速瀏覽問題描述。你現在的目標，是判斷 Avito Demand Prediction Challenge 可用的資料型態，以及問題類型。此競賽的評估指標為均方根誤差（Root Mean Squared Error）。問題定義如下：

In this Kaggle competition, Avito is challenging you to predict demand for an online advertisement based on its full description (price, title, images, etc.), its context (geo position, similar ads already posted) and historical demand for similar ads in the past.

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你面對的是哪一種問題類型？你手上擁有哪些資料？