Results 11 to 20 of about 2,005,953 (233)

The effects of integrating management judgement into intermittent demand forecasts [PDF]

open access: yes, 2009
Empirical research suggests that quantitatively derived forecasts are very frequently judgementally adjusted. Nevertheless, little work has been conducted to evaluate the performance of these judgemental adjustments in a practical demand/sales context ...
Goodwin, Paul   +4 more
core   +5 more sources

Forecasting intermittent demand [PDF]

open access: yes, 2006
Methods for forecasting intermittent demand are compared using a large data-set from the UK Royal Air Force (RAF). Several important results are found.
Teunter, R H, Duncan, L
core   +4 more sources

Inventory Improvement in Tyre Retail through Demand Forecasting

open access: yesEngineering Proceedings, 2023
The aim of this study is to develop the inventory planning system of a Portuguese tyre retailer based on forecasting sales models. Using sales history up to 2020, tyres were grouped into three levels of sales aggregation and different quantitative ...
Diana Neves   +2 more
doaj   +1 more source

A modified Teunter-Syntetos-Babai method for intermittent demand forecasting

open access: yesJournal of Management Science and Engineering, 2021
Intermittent demand refers to the specific demand pattern with frequent periods of zero demand. It occurs in a variety of industries including industrial equipment, automotive and specialty chemicals.
Youpeng Yang   +4 more
doaj   +1 more source

Investigating the Accuracy of Autoregressive Recurrent Networks Using Hierarchical Aggregation Structure-Based Data Partitioning

open access: yesBig Data and Cognitive Computing, 2023
Global models have been developed to tackle the challenge of forecasting sets of series that are related or share similarities, but they have not been developed for heterogeneous datasets.
José Manuel Oliveira, Patrícia Ramos
doaj   +1 more source

Spare Parts Demand Forecasting Method Based on Intermittent Feature Adaptation

open access: yesEntropy, 2023
The demand for complex equipment aftermarket parts is mostly sporadic, showing typical intermittent characteristics as a whole, resulting in the evolution law of a single demand series having insufficient information, which restricts the prediction ...
Lilin Fan   +4 more
doaj   +1 more source

Managing slow-moving item: a zero-inflated truncated normal approach for modeling demand [PDF]

open access: yesPeerJ Computer Science, 2020
This paper proposes a slow-moving management method for a system using of intermittent demand per unit time and lead time demand of items in service enterprise inventory models.
Fernando Rojas   +4 more
doaj   +2 more sources

A combined forecasting method for intermittent demand using the automotive aftermarket data

open access: yesData Science and Management, 2022
Intermittent demand forecasting is an important challenge in the process of smart supply chain transformation, and accurate demand forecasting can reduce costs and increase efficiency for enterprises.
Xiaotian Zhuang, Ying Yu, Aihui Chen
doaj   +1 more source

On the bias of Croston''s forecasting method [PDF]

open access: yes, 2006
Croston's forecasting method has been shown to be appropriate in dealing with intermittent demand items. The method, however, suffers from a positive bias as shown by Syntetos and Boylan (2001, 2005) who proposed a modification.
Teunter, R H, Sani, B
core   +4 more sources

Determination of the Safety Stock for Intermittent Demand: the Grey and Hybrid Theories [PDF]

open access: yesInternational Journal of Industrial Engineering and Production Research, 2022
This study seeks to introduce the influential factors in controlling and dealing with uncertainty in intermittent demand. Hybrid forecasting and Grey Theory, due to their potential in facing complex nature, insufficient data, have been used ...
Fatemeh Faghidian   +2 more
doaj  

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