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Questions - data-processing

How to create a subset of dataframe in python?

I have a large dataset(pandes dataframe) with following headers RAM = [f"RUT1_Azi_{i}" for i in range(10)] RDP = [f"RUT1_Dtctn_Probb_{i}" for i in range(´10)] RDI = [f"RUT1_Dt...
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Mageo

python

pandas

numpy

data-processing

Votes: 0

Answers: 2

Latest Answer

With pandas you can natively call a subset of a dataframe as long as list_of_subset_headers is a subset of your dataframes columns just write sub_df=df[list_of_subset_headers] Or in this case : sub_d...
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Grall

Dynamically Creating Images And Tables From User Input In R Shiny

I am trying to develop my first application in R Shiny, but so far the examples that I have found have been displaying how to make use of proprietary datasets (like carot or mtcars) rather than how to...
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LowlyAnalyst

r

shiny

visualization

data-processing

read.csv

Votes: 0

Answers: 1

Latest Answer

I would approach this by wrapping essentially all of what you're doing in an observeEvent function. I don't think reactive are the natural way to try to get your functions to run since they're more ab...
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Will

Get Jaccard Similarity by Comparing All Rows in A Pandas Dataframe While Keeping Track of Rows Being Compared

Hi I would like to get the Jaccard similarity between all rows in a dataframe. I already have a jaccard similarity function like the following which is taking in two lists, but I couldn't get my head ...
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newbie-python

python

python-3.x

dataframe

nlp

data-processing

Votes: 0

Answers: 1

Latest Answer

Possible solution is the following: import itertools import pandas as pd # copied from OP above def jaccard_similarity(x, y): """ returns the jaccard similarity between two lists &...
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gremur

Using wildcards to filter out words between semantic tags with R

I have a dataset that has a feature body which are all text from an html file and include semantic tags like so, </strong>earned six <a href="http://www.vox.com/2016/5/3/11576244/tony-a...
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Matthew Fernandez

r

wildcard

data-cleaning

data-processing

Votes: 0

Answers: 1

Latest Answer

Supposing your data frame looks like this df <- data.frame(text = '</strong>earned six <a href="http://www.vox.com/2016/5/3/11576244/tony-award-nominations-hamilton">Tony nomi...
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Martin Gal

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