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Searched for: [ Keywords: "Concordance Index" ] clear all
Journal Article
Machine Learning Survival Models restrictions: the case of startups time to failed with collinearity-related issues
by Diego Vallarino
Abstract
This research evaluates the efficacy of survival models in forecasting startup failures and investigates their economic implications. Several machine learning survival models, including Kernel SVM, DeepSurv, Survival Random Forest, and MTLR, are assessed using the concordance index (C-index) as a measure of prediction accuracy. The findings reveal that more sophisticated models [...] Read more

Journal Article
Volume Accounts of FISIM: a Comparative Study between Stocks Deflation Method and Output Index Method
by Xiaoai Jia , Panpan Wang , Ziying Hao  and  Zhiyong Zheng
Abstract
Because of the complexity of indirect financial intermediary services (FISIM) accounting, the traditional price index deflation method can no longer meet its accounting needs. The manual of price and volume measurement suggests that the stock deflation method and output index method should be used to calculate the volume of FISIM. Comparing the two accounting frameworks, it can [...] Read more