Fletcher Riehl: Using Embedding Layers to Manage High Cardinality Categorical Data | PyData LA 2019

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Video: https://www.youtube.com/watch?v=icmjDyNaj2E

0:00 Agenda
0:52 Problem Statement
2:32 Definitions
3:30 How we bid
4:39 Why this talk?
6:31 Categorical Variables handling techniques
7:49 One hot encoding
8:21 Target Encoding
9:04 Average Encoding
9:40 Catboost Encoding
10:10 Mixed effect Models
14:25 Embedding
15:22 What are embeddings
16:15 The Embedding solution
17:55 Embedding Explainability
20:30 How to create Embedding Layer
21:53 Modeling results with Embedding
25:02 Why Embeddings and Neural Networks
27:11 Conclusion
30:11 Questions and Answers