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Commits on Feb 18, 2020

• update syllabus for the postponed date

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Commits on Dec 28, 2019

• update 2020 syllabus

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Commits on Nov 22, 2019

• Merge branch 'master' of https://github.com/zhentaoshi/econ5170

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• add a reference

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Commits on Nov 5, 2019

• Update install_IRkernel.R

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Commits on Aug 30, 2019

• add a paper on macr forecast using ANN

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Commits on Aug 13, 2019

• Marc's Python for Lec 6

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• Marc's Python version

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Commits on Jul 6, 2019

• add reference, natural languange processing, Chinese

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Commits on Jul 5, 2019

• add more references

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Commits on Apr 1, 2019

• fix a typo

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• update "personal reflection"

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Commits on Mar 27, 2019

• update git lec

  zhentaoshi

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• the git pdf

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• update beijing housing results

  zhentaoshi

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Commits on Mar 23, 2019

• stochastic gradient boosting

  zhentaoshi

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• update the tuning parameter grid in gbm

  zhentaoshi

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• add lasso in cvxpy

  zhentaoshi

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• Merge pull request zhentaoshi#17 from ishwang1/master

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Commits on Mar 22, 2019

• Parallel Version

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• Delete gbm.txt

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• Delete Beijing_housing_gbm.R

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• Parallel Version

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• Adding parallel computation for finding best tuning parameters. Densifying the tuning grids.

  

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Commits on Mar 18, 2019

• Merge pull request zhentaoshi#16 from ishwang1/master

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Commits on Mar 17, 2019

• Choosing tuning parameters for GBM by CV. The results are in "gbm.txt".

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Commits on Mar 15, 2019

• update references

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• Merge pull request zhentaoshi#15 from ishwang1/master

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Commits on Mar 14, 2019

• Preparing the dataset, "lianjia.RData". Changing dependent variable from "totalPrice" to "price", and choosing reasonable independent variables. R-squared of GBM prediction = 0.9295538; R-squared o…

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Commits on Mar 13, 2019

• change the index number

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• clean up the hand-drawing graphs

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• update lec8 ML II

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• the extra code examples in lec 8: ML II

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• update lec 7

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• polish a bit on the bias-variance trade-off graph

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