forecastability 0.0.6

forecastability analysis

Forecastability Analysis

This is a tool to implement forecastability analysis, including calculating:

• Frequency
• Stability
• Periodicity
• Percent of Products that single customer occupies over 50% demands

Input Data

columname	type	note
date	string	yyyy-mm-dd or yyyy/mm/dd
sku_code	string	code of SKU
customer_code	string	code of customer
qty	float	demand quantity

Usage:

import forecastability
fa = forecastability.Forecastability(data, tm="date")
# calculate frequency
fa.frequency()
# calculate stability
fa.stability()
# calculate periodicity
fa.periodicity()
# calculate single customer percent
fa.single_customer_percent()
# render forecastability report 
fa.render("forecastability_report.html")

Reference:

[1] 时间周期序列周期性挖掘

[2] 供应链三道防线：需求预测，库存计划，供应链执行

[3] Hyndman, R. J., & Athanasopoulos, G. (2018). Forecasting: principles and practice. OTexts.