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HW5 #8

Merged
merged 31 commits into from
Jun 15, 2018
Merged

HW5 #8

merged 31 commits into from
Jun 15, 2018

Commits on Jun 13, 2018

  1. Starting HW 5 today finally omg

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  2. Starting question 1 of HW 5, was able to show the loglikelihood is of… 

    … the form.
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  3. Made some more progress to the Math on paper in Q2, figured it out fi… 

    …nally! I will come back and finish latexing it in the morning I am exhausted.
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  4. Ok I lied I kept going, and I typed up the latex for g' in the produc… 

    …t rule
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  5. Ok hahhahha i am so much more stubborn than i wish. I just finished c… 

    …oding up the latex for question 2 to prove the identity. YAY! Time to sleep and do more fun stuff tomorrow. Goodnight!
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  6. Starting Question 3, was able to make more sense of it after office h… 

    …ours. Need to make use of the expectation given earlier!
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Commits on Jun 14, 2018

  1. Made some more progress on question 3, need to make use of the condit… 

    …ional distribution of P given X is dirichlet !
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  2. Finished up finding the conditional expectation to get the surrogate … 

    …function for the EM algorithm
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  3. finished deriving the form of the surrogate function in question 3! H… 

    …urrah!!! On to question 4...
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  4. Starting question 4, finally moving onto MM algorithm!

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  5. Applying jensens' inequality to the concave term of the loglikelihood… 

    … function.
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  6. Finished jensens inequality term, moving on to the hyperplane inequal… 

    …ity term in the loglikelihood omfg
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  7. doing some more work on the hyperplane inequality term for the loglik… 

    …elihood
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  8. Made some more progress on coding up the minorization function for th… 

    …e loglikelihood in LATEX. ALMOST DONE WITH THIS ONE HOLY GOD
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  9. Finished finding the minorization function for the loglikelihood!

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  10. Tried deriving the MM update from the minorization function.

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  11. Finished up question 4, will start on question 5 after dinner...

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  12. Found some slight typo's in my write up, fixed them! I will come back… 

    … after dinner maybe or tomorrow to finish the rest! Goooooodbye~~~
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  13. Starting the rationale for question 7, using jensen's inequality

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  14. Finished up most of question 7

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  15. Found a few errors in my LATEX code, fixed them wee

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  16. Started working on the code for question 5, pulling the code from que… 

    …stion 4
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Commits on Jun 15, 2018

  1. Trying to code up question 5, getting a lot of iterations so i will h… 

    …ave to check..
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  2. Getting rid of some trouble shooting, not sure why theres 34 iterations!

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  3. Trying the MM algorithm to find MLE

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  4. Commented on whether the MM updates respect the parameter constraint … 

    …that each alpha is positive
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  5. Formatting some of the answers from earlier

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  6. Found a bug in my code, which was redundant, causing the computation … 

    …time to be slower. With this fix, I speed up the dirmult_mm function 100 fold!
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  7. Adding in some of the minute details in the write up, about done! fin… 

    …ally gonna get ready for graduation..
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  8. Adding the HTML version of my homework.

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  9. Uploading the training and testing data, incase the notebook needs to… 

    … be run. :)
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