Abstract: This article deals with the computational complexity issue of graphbased simultaneous localization and mapping (SLAM). SLAM allows a robot that is navigating in an unknown environment to ...

Abstract: Nonepileptic seizures are a clinical symptom of abnormally high synchronous cortical activity known as psychogenic nonepileptic seizures (PNESs) as they exhibit no outward signs of ...

GitHub displays commits in the contribution history graph. Contribution pushes a bunch of commits with a custom date using git commit --date <date>. It bundles multiple commits on a single day to ...

modsem is an R-package for estimating interaction (i.e., moderation) effects between latent variables in structural equation models (SEMs), based on the lavaan syntax ...

Stocks: Real-time U.S. stock quotes reflect trades reported through Nasdaq only; comprehensive quotes and volume reflect trading in all markets and are delayed at ...

Solving an equation means finding the value or values for which the two expressions on each side of the equals sign are equal. One of the most common methods used to solve equations is the balance ...

A number machine is a way of writing rules using a flow diagram. The equation \(3j - 6 = 9\) can be shown on a number machine by writing out the functions that have been applied to \(j\) in the order ...

Our Beijing bureau chief Keith Bradsher reports on new solar and wind projects on the Tibetan Plateau. By Katrin Bennhold China is building a network of ultrahigh-voltage power lines to carry solar ...