Machine Learning in Elixir

Setting Up the Application

To start your book search application, create a new Phoenix project with mix phx.new:

mix phx.new book_search

Now, run the following command to change to the root directory of your project and list its contents:

cd book_search && ls

The output of this command will look like this:

assets  _build  config  deps  lib  mix.exs  mix.lock  priv  README.md  test

Next, you’ll need to install pgvector. Start by adding pgvector as a dependency in your mix.exs:

{:pgvector, "~> 0.2.0"}

Then run mix deps.get. Next, create a new file lib/postgrex_types.ex and add the following code:

Postgrex.Types.define(
        BookSearch.PostgrexTypes,
        [Pgvector.Extensions.Vector] ++ Ecto.Adapters.Postgres.extensions(),
        []
)

Next, add the following ...