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jamescalam
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Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t0.0
Hi, welcome to the video.
0
9.36
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t3.0
So this is the fourth video in a Transformers
3
11.56
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t9.36
from Scratch mini series.
9.36
15.84
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t11.56
So if you haven't been following along,
11.56
18.48
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t15.84
we've essentially covered what you can see on the screen.
15.84
20.6
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t18.48
So we got some data.
18.48
23.72
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t20.6
We built a tokenizer with it.
20.6
25.76
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t23.72
And then we've set up our input pipeline
23.72
28.48
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t25.76
ready to begin actually training our model, which
25.76
32.36
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t28.48
is what we're going to cover in this video.
28.48
35.96
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t32.36
So let's move over to the code.
32.36
39.56
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t35.96
And we see here that we have essentially everything
35.96
40.48
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t39.56
we've done so far.
39.56
48.8
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t40.480000000000004
So we've built our input data, our input pipeline.
40.48
51.52
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t48.8
And we're now at a point where we have a data loader,
48.8
54.04
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t51.519999999999996
PyTorch data loader, ready.
51.52
56.4
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t54.040000000000006
And we can begin training a model with it.
54.04
61.84
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t56.4
So there are a few things to be aware of.
56.4
64.88
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t61.839999999999996
So I mean, first, let's just have a quick look
61.84
67.28
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t64.88
at the structure of our data.
64.88
72.36
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t67.28
So when we're training a model for mass language modeling,
67.28
74.12
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t72.36
we need a few tensors.
72.36
76.04
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t74.12
We need three tensors.
74.12
80.32
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t76.03999999999999
And this is for training Roberta, by the way, as well.
76.04
83.24
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t80.32
Same thing with Bert as well.
80.32
88.76
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t83.24
We have our input IDs, attention mask, and our labels.
83.24
94.2
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t88.75999999999999
Our input IDs have roughly 15% of their values masked.
88.76
96.64
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t94.19999999999999
So we can see that here we have these two tensors.
94.2
98.04
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t96.64
These are the labels.
96.64
102.56
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t98.03999999999999
And we have the real tokens in here, the token IDs.
98.04
105.2
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t102.56
And then in our input IDs tensor,
102.56
108.68
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t105.19999999999999
we have these being replaced with mask tokens,
105.2
110.52
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t108.67999999999999
the number fours.
108.68
114.44
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t110.52
So that's the structure of our input data.
110.52
119
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t114.44
We've created a Torch data set from it
114.44
122.6
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t119.0
and use that to create a Torch data loader.
119
125.48
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t122.6
And with that, we can actually begin
122.6
127.76
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t125.47999999999999
setting up our model for training.
125.48
131.72
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t127.75999999999999
So there are a few things to that.
127.76
134.36
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t131.72
We can't just begin training straight away.
131.72
136.32
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t134.35999999999999
So the first thing that we need to do
134.36
140.56
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t136.32
is create a Roberta config object.
136.32
144
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t140.56
And the config object is something
140.56
146.76
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t144.0
that we use when we're initializing a transformer
144
149.16
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t146.76
from scratch in order to initialize it
146.76
152.32
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t149.16
with a certain set of parameters.
149.16
153.76
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t152.32
So we'll do that first.
152.32
159.96
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t153.76
So we want from transformers import Roberta config.
153.76
163.08
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t159.96
And to create that config object, we do this.
159.96
167.92
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t163.08
So we do Roberta config.
163.08
172.56
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t167.92000000000002
And then in here, we need to specify different parameters.
167.92
177.12
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t172.56
Now, one of the main ones is the voc up size.
172.56
180.48
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t177.12
Now, this needs to match to whichever voc up size
177.12
186.08
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t180.48000000000002
we have already created in our tokenizer
180.48
187.88
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t186.08
when we're initializing it.
186.08
191.48
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t187.88
In our tokenizer, when building our tokenizer.
187.88
201.28
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t191.48
So I mean, for me, if I go all the way up here to here,
191.48
203.92
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t201.28
this is where I created the tokenizer.
201.28
206.36
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t203.92
I can see, OK, it's this number here.
203.92
209.24
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t206.35999999999999
So 30,522.
206.36
213.2
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t209.24
So I'm going to set that.
209.24
218.64
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t213.2
But if you don't have that, you can just write tokenizer voc
213.2
219.92
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t218.64
up size.
218.64
222.2
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t219.92
So here.
219.92
224.24
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t222.2
And that will return your voc up size.
222.2
226.64
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t224.23999999999998
So I mean, let's replace that.
224.24
228.88
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t226.64
We'll do this.
226.64
235.64
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t228.88
Now, as well as that, we want to also set this.
228.88
239.72
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t235.64
So max position embedding.
235.64
246.68
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t239.72
And this needs to be set to your max length plus two
239.72
247.28
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t246.68
in this case.
246.68
251.12
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t247.28
So max length is set up here.
247.28
253.24
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t251.12
So where is it?
251.12
256
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t253.24
Max length here, 512.
253.24
259.96
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t256.0
Plus two because we have these added special tokens.
256
263.2
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t259.96
If we don't do that, we'll end up with a index error
259.96
268.56
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t263.2
because we're going beyond the embedding limits.
263.2
270.24
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t268.56
Now we want our hidden size.
268.56
274.72
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t270.24
So this is the size of the vectors
270.24
277.84
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t274.72
that our embedding layers within Roberta will create.
274.72
284.16
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t277.84
So each token, so we have 514 or 12 tokens.
277.84
289.24
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t284.16
And each one of those will be signed a vector of size 768.
284.16
290.76
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t289.24
This is the typical number.
289.24
296.08
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t290.76
So that's the originally came from the BERT based model.
290.76
301.76
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t296.08
Then we set up the architecture of the internals of the model.
296.08
304.88
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t301.76
So we want the number of attention heads,
301.76
307.08
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t304.88
which I'm going to set to 12.
304.88
314.4
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t307.08
And also the number of hidden layers, which I...
307.08
318.72
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t314.4
So the default for this is for Roberta, 12.
314.4
324.12
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t318.71999999999997
But I'm going to go with six for the sake of keeping train
318.72
326.96
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t324.12
times a little shorter.
324.12
334.28
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t326.96
Now we also need to add type, vocab, size, which is just one.
326.96
337.4
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t334.28000000000003
So that's the different token types that we have.
334.28
338.36
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t337.4
We just have one.
337.4
341.76
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t338.36
Don't need to worry about that.
338.36
347.92
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t341.76
OK, so that's our configuration object ready.
341.76
352.04
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t347.92
And we can import and initialize a Roberta model with that.
347.92
353.72
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t352.04
So we went from transformers.
352.04
356.88
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t353.72
This is kind of similar to what we usually do.
353.72
359.28
Training and Testing an Italian BERT - Transformers From Scratch #4
2021-07-06 13:00:03 UTC
https://youtu.be/35Pdoyi6ZoQ
35Pdoyi6ZoQ
UCv83tO5cePwHMt1952IVVHw
35Pdoyi6ZoQ-t356.88000000000005
Import Roberta.
356.88
361.72