Sumários

Assignment clustering (online class)

30 abril 2020, 11:00 • Cláudia Alexandra Magalhães Soares

K-means, k-means++


Hierarchical clustering (online class)

28 abril 2020, 09:00 • Cláudia Alexandra Magalhães Soares

The clustering problem, hierarchical clustering

t-SNE (online class)

23 abril 2020, 11:00 • Cláudia Alexandra Magalhães Soares

Nonlinear probabilistic dimensionality reduction

Formulation and difficulties for Big Data

Kernel PCA part 2 (online class)

21 abril 2020, 09:00 • Cláudia Alexandra Magalhães Soares

Kernel methods (cont.)

Kernel PCA (online class)

16 abril 2020, 11:00 • Cláudia Alexandra Magalhães Soares

Nonlinear dimensionality reduction methods and why increasing dimensionality is sometimes good
Introducing nonlinear representations of data points into linear methods
The kernel trick
Application of the kernel trick to PCA
Types of Kernels
The Mercer theorem