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-rate method ever devised for early-design-stage tender price forecasts. However, the method is seldom used in practice partly … empirical values of the weightings are derived by multivariate regression analysis. A set of 50 completed Hong Kong private … inclusion in the model is identified by means of a dual stepwise cross validation regression procedure - resulting in a …
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new data and secondly to advance his method by using regression techniques to obtain the weights involved. Based on data … from 138 completed Hong Kong projects for four types of building, two types of regression models were developed. This … involved the use of sophisticated features such as leave-one-out cross validation to simulate the way in which forecasts are …
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This paper discusses whether differences in the data structure of observational and experimental studies should lead to different strategies for variable selection. On the one hand, it is argued that outliers in the predictor variables have to be treated differently in the two kinds of studies....
Persistent link: https://www.econbiz.de/10009783554
been introduced in kernel regression. They differ quite a bit, and although there already exist more selection methods than … for any other regression smoother we can still see coming up new ones. Given the need of automatic data-driven bandwidth …
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