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Hello,
I am developing an Elixir library to work with Apache Iceberg called ExIceberg. My primary focus is to handle catalog responsibil...
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I note that ADBC’s DuckDB driver seems only to support in memory databases. Is this correct?
What are recommended workflows for working ...
New
Last Three Year's Trending
Hey all, i’m trying to train a classification model (Trying EXGBoost and KNN) To predict a packaging type based on order content.
My dat...
New
I have a DataFrame Value columns and a Column with a start date (NaiveDateTime) and an end date (NaiveDateTime) at which the values wher...
New
Compared to Pythons pandas I am missing some functions for DataFrames and Series from Explorer, or I have to apply a workaround, which ma...
New
I got a very basic NIF working for KuzuDB: GitHub - bgoosmanviz/kuzu_nif: Adapting KuzuDB's Rust crate to Elixir using Rustler · GitHub. ...
New
I was playing around with some real-life solutions for 1BRC using elixir and external libraries such as Flow and Explorer and found that ...
New
I have a dataset with categorical variables, e.g.:
alias Explorer.DataFrame, as: DF
df = DF.new(%{
age: [1, 5, 3],
animal: ["dog", ...
New
"Hello everyone,
I’m currently diving into Elixir’s data libraries, exploring ways to apply stock market technical analysis logic using ...
New
Hi,
I’m having trouble figuring out how to take a dataframe, split one of the text cells based on a function, and create new rows with t...
New
I’m new to Elixir (with a background in R) and tinkering with Explorer so I’m probably missing something obvious here.
For this example,...
New
I have a 40 x 120k row CSVs which I want to concatenate into a one single DataFrame. But these won’t fit into my 32GB memory, so I want t...
New
Hello!
I am a BEGINNER and apologize in advance for the elementary questions.
I want to do some data transformations to a dataframe in ...
New
I have a big dataframe with 74 columns and 756270 rows, I would like to make sure there are no infinities in any of the rows of the dataf...
New
Using Explorer, I have a df where rows have id, size columns. the df has multiple entries for 1 id, but sometimes has a nil in the size c...
New
When I run a Linear regression with Scholar, I am able to obtain the coef and intercepts, but how may I obtain an Rsquared value, confide...
New
I have a couple of questions about Explorer’s DataFrame and the Access behaviour.
In the selecting columns section of the Explorer manua...
New
Trending Over Three Years
Hello,
I’m an elixir beginner, exploring livebook. I’m running a local notebook on a linux machine. Initially I tried to import a CSV f...
New
Hi, I cannot run “iex -S mix” with nx/explorer.
In mix.exs i have
defp deps do
[
{:explorer, "~> 0.1.0-dev", github: "el...
New
Dear all,
I’m trying to use the new Library Explorer DataFrame as we have for Pandas (python) loading rows and columns arrays.
I have a...
New
This feels like a dumb question but I am stuck. Using Explorer I want to count the number of rows for each group (groups may be defined b...
New
Hi,
I’m trying to implement an exponential moving average (EMA) on Nx/Explorer.
The formula for EMA(x) is:
EMA(x1) = x1
EMA(xn) = α *...
New
Hi there.
The last week I had to work on some timeseries data. Specifically upsampling with linear interpolation of timeseries data.
Th...
New
Explorer supports creating a subset of dataframe rows:
df = Explorer.DataFrame.new(a: ["a", "b", "c"], b: [1, 2, 3])
Explorer.DataFrame...
New
Hello everyone,
I’m currently working on a project that involves using Elixir to perform data analysis tasks. As part of this work, I’ve...
New
I’m really enjoying taking a look at the fantastic Explorer package and seeing how it lines up to Pandas DataFrames.
One common task is ...
New
My dataframe contains a knowledge graph showing a person’s proficiency level for a given skill (person, skill, proficiency). I would like...
New
Hello, I started the ml elixir book, the first code in this book has error for me :smiling_face_with_tear:
require Explorer.DataFrame, a...
New
While being at it.
Not clear about the Date(time) in Explorer anyway. I wrote it as utc_datetime in the SQLite with Ecto. Than in the DB...
New
I have two Explorer.Series and want to divide the first series with the second series containing 0.
series0 = Explorer.Series.from_list(...
New
Hello,
I’m trying to load a json API message with Explorer.DataFrame.
My api is returning a list like bellow:
resp = [%{"idade" => ...
New
I have an Explorer.DataFrame, like so.
df = DataFrame.new(
goal: Enum.to_list(60..1) |> Series.from_list()
)
df = DataFrame.put(df...
New
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