Mathematical Problems in Engineering / 2012 / Article / Fig 2

Research Article

Forecasting Computer Products Sales by Integrating Ensemble Empirical Mode Decomposition and Extreme Learning Machine

Figure 2

Daily sales amount of three computer products from 2006/1/1 to 2009/9/12 (a) hard disk, (b) notebook, and (c) display card.

We are committed to sharing findings related to COVID-19 as quickly and safely as possible. Any author submitting a COVID-19 paper should notify us at to ensure their research is fast-tracked and made available on a preprint server as soon as possible. We will be providing unlimited waivers of publication charges for accepted articles related to COVID-19.