CS2 – Risk Modelling and Survival Analysis
5個單元 · 21個課題
免費的CS2 – Risk Modelling and Survival Analysis學習筆記，專為IFoA (Institute and Faculty of Actuaries)學生準備。下列每個章節都涵蓋一個重點主題，附有例題與練習提示，可在 thinka 應用程式中延伸練習。
Random variables and distributions for risk modelling
Time series
Stochastic processes
Survival models
Machine learning
Bias/variance trade-off and relationships with model complexity
Cross-validation to evaluate models on unseen data, and estimate hyper-parameters
Understand how regularisation can be used to reduce overfitting in highly parameterised models
The use of software to apply supervised learning techniques, to solve regression and classification problems
The use of metrics such as precision, recall, F1 score and diagnostics such as the ROC curve and confusion matrix to evaluate the performance of a binary classifier
Unsupervised learning techniques (principal component analysis, K-means clustering) to reduce data dimensionality, identify latent substructure and detect anomalies
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