Executive Summary This test was performed to test a common proposal by customers that smaller forecasting buckets lead to higher forecast accuracy. This test was performed with time-based forecasting disaggregation to enable an apple to apple comparison. Introduction It is common for companies to consider moving towards a weekly statistical forecasting bucket for supply chain…
Executive Summary This study was performed for a customer to verify a client’s hypothesis that weekly forecasting improves forecast accuracy versus monthly forecasting. Why I Performed this Study It is common for companies to consider moving towards a weekly statistical forecasting bucket for supply chain management. I recently came upon a company that had already…
Executive Summary History shows some interesting insights as to complex methods. There are frequent misunderstandings regarding forecastability, which leads to the misuse of naive methods. Introduction to Complex Forecasting Methods Selecting the right forecasting methods is a critical component of forecasting. You will learn why sophisticated forecasting methods tend to be overestimated and how to…
Executive Summary This article by Gartner makes several fallacious statements about forecasting and Big Data. We analyze the problems in Gartner’s understanding of forecasting. *Note, the article mentioned here was a reprint of Gartner’s content by a company called BlueRidge. The article was republished, making it challenging to determine if the material was created by…
Setting Forecast Parameters in Software: Alpha Beta Gamma, etc Screenshots and examples from SAP ERP, SAP APO, Demand Works Smoothie. What The Book Covers Finally, a book that focuses in-depth on forecast parameters like alpha beta gamma as well as others. Forecast parameters are one of the least understood areas of statistical forecasting systems, and statistical…
Brightwork Research & Analysis Forecasting Books Forecasting is where supply chain planning begins. However few books are written form a practical orientation combined with explanations of how to get the most out of software to improve forecast accuracy. A brief description and link to more detail is listed below: Supply Chain Forecasting Software What the…
Executive Summary There are several options for the aggregated forecasting in SAP DP. There is a specific forecasting sequence. A forecast can be created at the aggregation at the product/ship-from with no disaggregation. Introduction to Forecast Aggregation Forecast aggregation is how products and locations are grouped. Forecast aggregation increases the complexity of any DP implementation….
Executive Summary We cover the forecasting functionality in SuccessFactors. Why the SF forecasting functionality is so interesting and the implications of using it. Introduction SuccessFactors is an HR/HCM application. It is a relatively recent acquisition on the part of SAP, a SaaS-based application that was original to be managed as an independent company but has…
Sales and Statistical Forecasting Combined What The Book Covers When companies have forecasting problems, and typically these problems are explained as separate spheres. Therefore problems with statistical forecasting and then problems with sales forecasting. It teaches both statistical forecasting methods as well as sales forecasting methods. The focus is on statistical forecasting and sales forecasting…
Promotions Forecasting Screenshots and examples from ToolsGroup, Demand Works, Consensus Point, Right90, and Inkling Markets. What The Book Covers Generally, promotional forecasting is not a significant focus of forecasting books, forecasting classes, or statistical forecasting. However, promotions can be an incredibly powerful influence on the demand and a significant factor in reducing forecast accuracy when…