Abstract: Based on the analysis and comparisons of complexity between stochastic segment model (SSM) and hidden Markov model (HMM) in this paper, we presented a fast and robust SSM, which yields a ...

Abstract: In this article, a coupled axial-torsional drill-string vibration model is established, which considers the influence of bit balling on rock-breaking and drill-string vibration. First, a bit ...

The United States is weighing a new framework for delivering humanitarian aid in Gaza that would replace the much-criticized Gaza Humanitarian Foundation (GHF). The plan, still in its conceptual stage ...

The firearms community was recently taken by surprise after an Instagram account by the name Glockstore claimed that Glock would discontinue nearly all existing models, except the Glock 43, 43X and ...