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**inactive**. Browsing/searching possible.###### word2vec algorithm

Lectures
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11 Jan '21

Hello,
I'm afraid I don't understand the word2vec algorithm. For the positive sampling do we jus…

###### function (matrix) convexity

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66
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11 Jan '21

Hi,
I am a bit confused as to how convexity is defined with respect to 2 matrices Z,W. Even just…

###### loss function and sgd

Lectures
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100
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3
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11 Jan '21

Hello,
I remember in the labs sometimes emphasis was placed on how to implement SGD based on the…

###### log of count for co-occurence matrix

Lectures
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111
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3
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7 Jan '21

Hello,
If we used log(#occurence) then the sparse count matrix will have lots of undefined log(0…

###### Cost of ALS

Lectures
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120
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1
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4 Jan '21

Hi, I have a few questions regarding the lecture notes of ALS:
First of all, what is the cost of…

###### text classification using matrix factorization

Lectures
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93
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29 Dec '20

Hi there :)
I was asking myself how to deal with the test set when using matrix factorization.
…

###### GloVe

Lectures
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108
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20 Dec '20

Could we learn GloVe word vectors using SVD?
If so, what modifications would we have to do?
- …