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DEEPCHECKS GLOSSARY

PyTorch

Origin of PyTorch

PyTorch is a scientific computing toolkit and a deep learning platform. PyTorch is described in this fashion by the PyTorch core team. PyTorch’s tensor library and accompanying tensor operations are principally responsible for PyTorch’s scientific computing capabilities.

GPU support is built-in to PyTorch tensors. If we have a GPU installed on our system, moving tensors to and from it is fairly simple using PyTorch.

Tensors are crucial for deep learning and neural networks since they are the data structure that we employ to construct and train our neural networks.

PyTorch has a lot more to offer in terms of developing and training neural networks than just the tensor library.

PyTorch was first released in October of 2016, and there was (and still is) another framework named Torch before PyTorch. Torch is a machine learning system that is based on the Lua programming language that has been around for quite some time.

Because many of the developers who maintain the Lua version, named Torch, are the same people who built PyTorch, there is a link between the two.

You may have heard of PyTorch because it was created and is maintained by Facebook. Because Soumith Chintala worked at Facebook AI Research at the time PyTorch was established, this is the case. However, there is a slew of other businesses having a stake in PyTorch.

The PyTorch GitHub repo shows that there are quite a few contributors, with over 700 at the time of writing. Soumith is towards the top of the list of contributors by commit, although there are many others.

How does it work?

To compute automatic differentiation, PyTorch utilizes the Autograd module. In a nutshell, a recorder keeps track of what actions are carried out and then replays them to synthesize gradients. Data differentiation is conducted quickly at the forward pass, which saves time in the creation of neural networks. The optim module in PyTorch allows a user to design an optimizer that will automatically update weights. When users wish to develop their own unique model, however, they can utilize PyTorch’s nn. module. PyTorch allows you to create several sorts of layers, including convolutional recurrent and linear layers thanks to its diverse modules.

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Why should you use PyTorch to do deep learning?

The main argument for learning PyTorch for newcomers to deep learning and neural networks is that it is a lightweight framework that keeps it out of the way.

PyTorch is small and doesn’t get in the way.

We are quite close to programming neural networks from scratch when we use PyTorch to create neural networks. The programming experience with PyTorch is as close to the real thing as it gets.

PyTorch is as close to the actual thing as you can get!

It’s quite straightforward to observe how the process works from start in pure Python after knowing the process of creating neural networks with PyTorch. PyTorch is ideal for novices because of this.

You’ll have a much better knowledge of neural networks and deep learning after using PyTorch. One of PyTorch’s main ideas is to keep it out of the way, which allows us to concentrate on neural networks rather than the framework itself.

PyTorch is ideally suited for expanding our understanding of neural networks since it stays out of the way. We develop PyTorch code by extending regular Python classes, and we debug PyTorch code with the usual Python debugger.

It has a contemporary, Pythonic, and slim design. Because the source code is primarily written in Python, it’s easy to understand for Python developers, and it only uses C++ and CUDA code for processes that are performance bottlenecks.

PyTorch is an excellent tool for learning more about deep learning and neural networks.

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