Shock and Vibration / 2019 / Article / Fig 2

Research Article

Train Wheelset Bearing Multifault Impulsive Component Separation Using Hierarchical Shift-Invariant Dictionary Learning

Figure 2

Separation of fault impulsive components with different numbers of iterations: (a) the waveform of the simulation signal with a single fault; (b) ; (c) ; (d) .

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. Sign up here as a reviewer to help fast-track new submissions.