Deep Studying with R, 2nd Version

In the present day we’re happy to announce the launch of Deep Studying with R,
2nd Version. In comparison with the primary version,
the e book is over a 3rd longer, with greater than 75% new content material. It’s
not a lot an up to date version as an entire new e book.

This e book reveals you how one can get began with deep studying in R, even when
you don’t have any background in arithmetic or knowledge science. The e book covers:

• Deep studying from first ideas

• Picture classification and picture segmentation

• Time sequence forecasting

• Textual content classification and machine translation

• Textual content technology, neural type switch, and picture technology

Solely modest R information is assumed; all the pieces else is defined from
the bottom up with examples that plainly reveal the mechanics.
Study gradients and backpropogation—through the use of tf$GradientTape()
to rediscover Earth’s gravity acceleration fixed (9.8 (m/s^2)). Be taught
what a keras Layer is—by implementing one from scratch utilizing solely
base R. Be taught the distinction between batch normalization and layer
normalization, what layer_lstm() does, what occurs while you name
match(), and so forth—all by way of implementations in plain R code.

Each part within the e book has acquired main updates. The chapters on
pc imaginative and prescient acquire a full walk-through of how one can method a picture
segmentation activity. Sections on picture classification have been up to date to
use {tfdatasets} and Keras preprocessing layers, demonstrating not simply
how one can compose an environment friendly and quick knowledge pipeline, but in addition how one can
adapt it when your dataset requires it.

The chapters on textual content fashions have been fully reworked. Learn to
preprocess uncooked textual content for deep studying, first by implementing a textual content
vectorization layer utilizing solely base R, earlier than utilizing
keras::layer_text_vectorization() in 9 alternative ways. Study
embedding layers by implementing a customized
layer_positional_embedding(). Be taught in regards to the transformer structure
by implementing a customized layer_transformer_encoder() and
layer_transformer_decoder(). And alongside the best way put all of it collectively by
coaching textual content fashions—first, a movie-review sentiment classifier, then,
an English-to-Spanish translator, and at last, a movie-review textual content
generator.

Generative fashions have their very own devoted chapter, masking not solely
textual content technology, but in addition variational auto encoders (VAE), generative
adversarial networks (GAN), and elegance switch.

Alongside every step of the best way, you’ll discover sprinkled intuitions distilled
from expertise and empirical remark about what works, what
doesn’t, and why. Solutions to questions like: when must you use
bag-of-words as an alternative of a sequence structure? When is it higher to
use a pretrained mannequin as an alternative of coaching a mannequin from scratch? When
must you use GRU as an alternative of LSTM? When is it higher to make use of separable
convolution as an alternative of standard convolution? When coaching is unstable,
what troubleshooting steps must you take? What are you able to do to make
coaching quicker?

The e book shuns magic and hand-waving, and as an alternative pulls again the curtain
on each essential basic idea wanted to use deep studying.
After working by way of the fabric within the e book, you’ll not solely know
how one can apply deep studying to widespread duties, but in addition have the context to
go and apply deep studying to new domains and new issues.

Deep Studying with R, Second Version

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Quotation

For attribution, please cite this work as

Kalinowski (2022, Might 31). Posit AI Weblog: Deep Studying with R, 2nd Version. Retrieved from https://blogs.rstudio.com/tensorflow/posts/2022-05-31-deep-learning-with-R-2e/

BibTeX quotation

@misc{kalinowskiDLwR2e,
  creator = {Kalinowski, Tomasz},
  title = {Posit AI Weblog: Deep Studying with R, 2nd Version},
  url = {https://blogs.rstudio.com/tensorflow/posts/2022-05-31-deep-learning-with-R-2e/},
  12 months = {2022}
}