Two-dimensional liquid chromatography (2D-LC) improves chromatographic performance, with LCxLC providing extensive ...

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 least 15 minutes. International stock ...

Abstract: A popular method of force-directed graph drawing is multidimensional scaling using graph-theoretic distances as input. We present an algorithm to minimize its energy function, known as ...

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 ...

You can create a release to package software, along with release notes and links to binary files, for other people to use. Learn more about releases in our docs.

psychometrics package, including MIRT(multidimension item response theory), IRT(item response theory),GRM(grade response theory),CAT(computerized adaptive testing), CDM(cognitive diagnostic model), FA ...