The Theory of Matrices
Volume 2: XI. Complex symmetric, skew-symmetric, and orthogonal matrices: 1. Some formulas for complex orthogonal and unitary matrices 2. Polar decomposition of a complex matrix...
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1,729 publications
On the Relation between the Expected Value and the Volatility of the Nominal Excess Return on Stocks
ABSTRACT We find support for a negative relation between conditional expected monthly return and conditional variance of monthly return, using a GARCH‐M model modified by allowi...
Epidemiology of severe sepsis in the United States: Analysis of incidence, outcome, and associated costs of care
Severe sepsis is a common, expensive, and frequently fatal condition, with as many deaths annually as those from acute myocardial infarction. It is especially common in the elde...
Exploring the Limits of Transfer Learning with a Unified Text-to-Text\n Transformer
Transfer learning, where a model is first pre-trained on a data-rich task\nbefore being fine-tuned on a downstream task, has emerged as a powerful\ntechnique in natural language...
<i>Gaia</i> Data Release 2
Context. We present the second Gaia data release, Gaia DR2, consisting of astrometry, photometry, radial velocities, and information on astrophysical parameters and variability,...
Economic Growth and Income Inequality
The process of industrialization engenders increasing income inequality as the labor force shifts from low-income agriculture to the high income sectors. On more advanced levels...
Literature review as a research methodology: An overview and guidelines
Knowledge production within the field of business research is accelerating at a tremendous speed while at the same time remaining fragmented and interdisciplinary. This makes it...
2019 ESC/EAS Guidelines for the management of dyslipidaemias: lipid modification to reduce cardiovascular risk
<p>Prepared by The Task Force for the management of dyslipidaemias of the European Society of Cardiology (ESC) and European Atherosclerosis Society (EAS)</p> \n<p...