➕ Какой ансамблевый метод используется
На изображении показана схема, в которой модели x1, x2...xk называются базовыми обучающими моделями (Base Learners), а над ними находится дополнительный уровень — x3 Generalizer.
Ответ: На изображении показан
BY Библиотека собеса по Data Science | вопросы с собеседований
The S&P 500 slumped 1.8% on Monday and Tuesday, thanks to China Evergrande, the Chinese property company that looks like it is ready to default on its more-than $300 billion in debt. Cries of the next Lehman Brothers—or maybe the next Silverado?—echoed through the canyons of Wall Street as investors prepared for the worst.
However, analysts are positive on the stock now. “We have seen a huge downside movement in the stock due to the central electricity regulatory commission’s (CERC) order that seems to be negative from 2014-15 onwards but we cannot take a linear negative view on the stock and further downside movement on the stock is unlikely. Currently stock is underpriced. Investors can bet on it for a longer horizon," said Vivek Gupta, director research at CapitalVia Global Research.
Библиотека собеса по Data Science | вопросы с собеседований from es