Questions tagged [matplotlib]
Matplotlib is a plotting library for Python which may be used interactively or embedded in stand-alone GUIs. Its compact "pyplot" interface is similar to the plotting functions of MATLAB®.
216 questions
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How to best visualize data when outliers lead to lack of contrasting colors for the rest of the plot?
I have plotted the following map of Philippines according to the population in its regions, using matplotlib.pyplot in Python 3:
As can be seen, there's one ...
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ValueError: not enough values to unpack (expected 4, got 2)
I have written this code
fig, (axis1, axis2,axis3, axis4)=plt.subplots(2,2,figsize=(10,4))
and I am getting this error
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How to create a historical timeline using Pandas Dataframe and matplotlib
So I've seen a few answers on here that helped a bit, but my dataset is larger than the ones that have been answered previously. To give a sense of what I'm working with, here's a link to the full ...
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n days back average for each day
I have a dataset as below and I want to see 3 days high low average, back from for each day in the same plot.
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How to plot a 3-axis bar chart with matplotlib (and pandas + jupyter)
I'm a bit confused about how to go about plotting a 3-axis bar chart:
So my jupyter notebook reads in an excel/sheet and I have a table:
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Data Visualisation for Dataframe having 3 columns
I have the below data, I am looking for a effective visualization or graphical method (in Python) to understand how the err is distributed with respect to min and max.
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How to plot clusters in nice a way?
I have a large text dataset clusterized. Each cluster is represented by a centroid of the vectorized texts that belong to it, the number of texts, the created date, and other parameters. I can't plot ...
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Pandas df - FacetGrid - Need help with plotting [closed]
Let's say I have a df with the below columns
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Improve performance of SVM
I have written some code for an SVM and the final output isn’t brilliant. The data is linearly separable so I don’t understand why the data isn’t perfectly separated. Here is the code:
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What plt.subplots() doing here?
Below is the code I am trying to execute.
x = np.random.normal(size=1000)
fig, ax = plt.subplots()
H = ax.hist(x, bins=50, alpha=0.5, histtype='stepfilled')
Can ...
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Exporting Correlation Matrix (from function)
I'm interested in exporting a correlation matrix to csv. I've tried using the to.csv functionality, but my matrix is obtained from a function and I get an "object has no attribute 'to_csv'" error. I ...
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How can I draw bar graph in python on aggregated data?
Normally when I draw bar plot its simple as
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rectangular markers in bubble plot (Python)
I would like to make a 'bubble' plot, but with rectangular markers. Is it possible to do this in Python?
On x-axis should be the day of the week (Mon, Tue, Wed,...), on y-axis - counts, how many ...
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Plotting multivariate linear regression
For practicing linear regression, I am generating some synthetic data samples as follows.
First it generates 2000 samples with 3 features (represented by x_data). ...
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Validation curve unlike SKLearn sample
I'm trying to implement the validation curve based on this SKLearn tutorial. On the site, it shows how based on the parameters the model goes from under- to overfitted, finding the optimal parameter ...
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Correlation between specific columns of a data set
I have a CSV file which has 150 columns belonging to 7 categories but I want a correlation between 2 categories. The categories are movies and music, 12 and 19 columns respectively.
Is there a way ...
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