Questions tagged [data-science]
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data-science
8,617
questions
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17
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Tensor Flow is taking too long to load
I am working on a deep learning project in a Jupyter notebook. After installing TensorFlow and attempting to load it, the import process takes an excessively long time, sometimes over 6 minutes ...
-5
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1
answer
28
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What it the R function to remove a couple of empty columns from a csv file [closed]
So I am working on this:
a screen shot of a csv file
and I am trying to delete the last 4 columns, what code should I use? I have it open on Rstudio and running R.
I tried doing
Df$column <- NULL
...
-2
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0
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10
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Synthetic PII Dataset with Unique Contexts for 10k Lines [closed]
I’m looking for a synthetic dataset that includes 10,000 lines of data with various types of Personally Identifiable Information (PII) for a classification problem. The data should be formatted in ...
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28
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Practical difference between EMA decay and LR decay
I cannot wrap my head around the differences - in practice - between EMA decay and LR decay.
It feels to me like they both accomplish the same thing, just in different ways (the following is likely ...
- 19
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0
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14
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What is DTP in the context of Contingency tables and Bookmaker Informedness/Markedness? [closed]
Powers defines Bookmaker Informedness/Markedness using the dtp concept:
"We can gain further insight into the nature of these
regression and correlation coefficients by reducing the
top and ...
-7
votes
2
answers
67
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How to apply "if" condition on dataframes [duplicate]
So I am trying to create a list where it checks from the height column in the dataframe to see if the height is above 70, I want to append 2 and if it is between 66 and 70 append 1 otherwise append 0 ...
- 11
-1
votes
1
answer
17
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Jupyter Notebook server error in miniconda
I have trouble with my jupyter notebook website. Before it looked nice and smooth and now it show jupyter server error like this. Ca anyone help me?
I have tried to reinitall my miniconda and all the ...
-1
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0
answers
30
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Cross validation on data [closed]
I have two files one is train.csv and other one is test.csv. test.csv will be unseen data and we will not use it in training. So I am using train.csv which I further split into train_1 and validation ...
0
votes
1
answer
9
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How to use SDMX to get M2 money data from ECB?
I need to fetch data from following 2 links for my analysis :
https://data.ecb.europa.eu/data/datasets/BSI/BSI.M.U2.Y.V.M20.X.1.U2.2300.Z01.E
https://data.ecb.europa.eu/data/datasets/RTD/RTD.M.JP.Y....
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-2
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1
answer
32
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In jupyter notebok title of graph not showing.Why no title is there in the graph? [duplicate]
this is set of codes i ran
here is the graph,see everything is fine
this is the 2nd set of codes i ran, in the imaage u can see there is no title
i was trying to plot a count graph,i wrote the code ...
-4
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0
answers
32
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Which machine learning technique should I use to solve my sequence problem? [closed]
I have a set of data like the below:
Column A
Column B
Column C
Column D
Tom
Monday
Blue
0,3,20,36,80,98,100
Dan
Friday
Red
0,15,45,100
Sarah
Sunday
Red
0,6,31,91,100
Dan
Monday
Yellow
0,21,86,...
- 1
0
votes
0
answers
21
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Reinforcement Learning Model Predicts Minimum Action Value Throughout Training in Environment
Introduction:
I'm working on a dynamic pricing model using reinforcement learning with Stable Baselines3's PPO algorithm. The goal is to predict prices such that the reward is maximized when the ...
0
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0
answers
23
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Do I need to 'shift' my new target variable in Time Series prediction?
When I have time series data but I don't want to predict the values of the series. Instead, I create a new target variable that gives me the direction (1 to represent an increase and 0 to represent a ...
0
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0
answers
20
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I want to go to save button and then save the data as excel file using selenium python. Any leads?
https://ceoelection.maharashtra.gov.in/SearchInfo/ListPSs.aspx
I want to save the data as a excel file automatically from this website. The floppy disk sign. Can some provide me the code. Here is the ...
-1
votes
1
answer
25
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Predicting customers at risk of default in an energy company using one-class classification? [closed]
I am working on a project where I need to predict customers who might default on payments (referred to as "icra" in Turkish) in an energy company. Currently, out of a total of 10 million ...
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