Mathematical Problems in Engineering / 2014 / Article / Fig 2

Research Article

Quality-Oriented Classification of Aircraft Material Based on SVM

Figure 2

Kraljic Portfolio Matrix.

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.