An Application of a Three-Stage XGBoost-Based Model to Sales Forecasting of a Cross-Border E-Commerce Enterprise

Table 2

The description of source data series.

Data series	Fields
Customer behavior data^a	Data date; goods click; cart click; favorites click
Goods information data^b	Goods id; SKU^i id; level; season; brand id
Goods sales data^c	Data date; SKU sales; goods price; original shop price
The relationship between goods id and SKU id^d	Goods id; SKU id
Goods promote price^e	Data date; goods price; goods promotion price
Marketing^f	Data date; marketing; plan
Holidays^g	Data date; holiday
Temperature^h	Data date; temperature mean

^a–fThe six data series are sourced from the historical data of the Saudi Arabian market in Jollychic cross-border e-commerce trading platform (https://www.jollychic.com/). ^gThe data of holidays are captured from the URL http://shijian.cc/114/jieri2017/. ^hThe data of temperature are captured from the URL https://www.wunderground.com/weather/eg/saudi-arabia. ⁱSKU’s full name is stock keeping unit. Each product has a unique SKU number.