Questions tagged [historgram]
a graphical representation, showing a visual impression of the distribution of data.
9
questions
0
votes
0answers
10 views
Compare large prediction with observed values
I have test scores for a lot of schools and I created a performance index calculated using the last score of a state test. This index is supossed to predict the performance of the school in the next ...
2
votes
1answer
66 views
Histograms in Machine Learning
I have a large data set with over 100k samples and I want to predict a continuous target feature from 4 other continuous features using Scikit Learn.
For this project, I would like to visualize and ...
0
votes
1answer
21 views
Why do histogram bars vanish when we keep the bins value high in matplotlib?
Also, the histogram bar widths are different on certain values of bin.
How to keep the bar widths uniform?
I have tried using the rwidth but that dos not solve my problem.
Data:
...
2
votes
0answers
30 views
How to force histogram plots to have same axes?
I am comparing my trained model with other benchmark models with the error histogram but the axis of histogram is different for each method as shown in figure.For instance to plot the error histogram ...
0
votes
1answer
2k views
How to plot an histogram from a dictionary data?
This is my data which is recorded in a dictionary. A sample of my dictionary looks like this: (id-s:{id-des:value})
...
1
vote
1answer
55 views
plot the histogram of purchases
i have a dataframe with 34154695 obs. in a dataset a Class variable with value 0 indicate "not purchased" and 1 indicate "purchase".
...
2
votes
1answer
11k views
Histogram plot with plt.hist()
I am a Python-Newbie and want to plot a list of values between -0.2 and 0.2. The list looks like this
...
0
votes
1answer
193 views
What is the best way to normalize histogram vectors to get distribution?
l have the following sample of 4 vectors of dimension 5 . They are sparse vectors, in a way that each value in a vector represent the frequency (number of occurrence of values). For instance
v_1=[0,4,...
1
vote
1answer
185 views
How to better represent three sets of categorical data?
Given three set of data with categorical integer x-axis with the same range (0-10):
...
