greeness

greeness has asked 4 questions and find answers to 91 problems.

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Google SWE.

Essentially, all models are wrong, but some are useful. - George E. P. Box

greeness questions

Left join fails if not explicitly using ISNULL
Using `date` command to get previous, current and next month

greeness answers

What's difference between item-based and content-based collaborative filtering?
Algorithm for selecting n vectors out of a set while minimizing cost
Support Vector - / Logistic - regression: do you have benchmark results for the boston housing data?
Activation function for multilayer perceptron
scikit-learn classification using doc2vec representation
What's the gaps for the forecast error metrics: MAPE and WMAPE?
What's the best python implementation for mapReduce pattern?
how to calculate the similarity of two users in facebook? [closed]
Difficulty to specify a long-term view when assigning utilities to local states
How to find this kind of geometry in images