Questions tagged [plot]

A visual depiction of a mathematical equation or collection of information. Various types of diagrams can be utilized, including line graphs, bar charts, and scatterplots.

Visualization of extensive datasets in JavaScript

I'm currently developing a dashboard in JS for displaying sales data plots to users. Can anyone recommend a JavaScript library that meets the following criteria: Capable of plotting a large number of points (ex: 100k or more) Interactive functionality S ...

Tips for arranging the angles in a polar plot in a clockwise direction with the starting angle set at 0 degrees on top

I am currently using matplotlib and numpy to generate a polar plot within my project. Below is a snippet of the code I've been working with: import numpy as np import matplotlib.pyplot as plt angle = np.arange(0, 360, 10, dtype=float) * np.pi / 180.0 arb ...

The functionality of hatches in Matplotlib cycler is not functioning properly

Consider the sample code snippet below: %matplotlib notebook import matplotlib.pyplot as plt from cycler import cycler bar_cycler = (cycler(color=["#E69F00", "#56B4E9"]) + cycler(hatch=["/" , "o"])) p ...

Creating a buffer for data-axis in matplotlib using the R style approach

In R plots, the x and y limits are automatically adjusted to add some space between the data and the axes. I am curious if matplotlib has a similar feature to do this automatically. If not, is there a specific formula or rule of thumb that R uses to dete ...

Create a basic chart using JavaScript

I am looking to replicate a specific chart using JavaScript. The red point in the chart is variable. So far, I have attempted to create it using the flot library: var d3 = [[7,7]]; $.plot("#placeholder", [{ data: d3, points: { show: true } }], { ...

designing a personalized key or manual for alpha levels

I have been working on visualizing gene expression levels by plotting pyplot arrows colored based on alpha values that represent expression levels normalized between 0 and 1. Now, I am looking to create a legend that shows the relationship between alpha va ...

How can I display the y-axis values on a histogram plot created in Python?

I'm having trouble getting my y-axis values to print in increments of 100 for a histogram plot in Python. Everything else seems to be working correctly. Below is the code I'm using: #!/usr/local/bin/python3 import math from sys import argv from ...

Is there a way to create a plot with repeating x-axis values without relying on x-values provided in the dataset?

Although there are already answered questions about plotting in Python where x-axis values appear more than once, with the difference being that my data points are not equidistant. I want to plot over a fixed x-axis range that is not strictly related to th ...

Using Python with Matplotlib to sketch vertical lines in a 3D plot without relying on interconnected data

I have a random walker moving in the (x,y) plane and a bivariate gaussian distribution in the (x,y,z) plane. These two datasets are completely independent. My goal is to randomly sample 5 pairs of (x,y) from the random walker's path, then draw vertical li ...

"Looking to adjust the color of a scatter XY plot based on the value of string Z? Here

To create a scatter plot with different colored dots based on the values in the column 'Value', I want to assign blue for "rand" and red for "qmax". Here is the code I have written: import matplotlib.pyplot as plt import numpy as np import pandas ...

Flot causes the x-axis display to show incorrect time after a certain period of time

Recently, I encountered an issue with jquery flot while working on a real-time chart. Everything seemed to be functioning properly at first, but after some time had passed, I noticed a significant problem. Initially, the chart was updating correctly; howe ...

Tips for creating an HTML report using Python

Currently, I am searching for a solution to convert my saved matplotlib graphs as png files along with some data frames into HTML format. This is similar to how I typically use R2HTML in R. Despite my efforts, I have not been able to locate clear informat ...

making adjacent violin plots in seaborn

I've been experimenting with creating side-by-side violin plots using Matplotlib and Seaborn, but I'm facing challenges in getting them to display correctly. Instead of being superimposed, I want to compare the average Phast scores for different ...

Creating a cumulative density plot in pandas: A step-by-step guide

I need to showcase the data in my dataframe, which looks like this: count_single count_multi column_names 0 11345 7209 e 1 11125 6607 w 2 10421 5105 j 3 9840 ...

Visualizing contour levels as colored lines in a color bar with Matplotlib

I am visualizing 2D data using Matplotlib by first plotting it with pcolor(), then overlaying it with contour(). After adding a colorbar(), I noticed that I am getting either a horizontal line for the contour levels on the left or a color bar on the right ...

Guide to creating an HTML table with bokeh

As a newcomer to Bokeh, I've been searching through the documentation for examples but haven't come across an in-built method for creating tables. I have some data that I need to display in tabular format and was wondering what the most straightforward app ...

What is the best way to incorporate various variables into the heading of my plot design?

I need the title to display as: "Target Electron Temperature =Te_t [ev] Target Density=n_t [m^-3]" The values of Te_t and n_t represent the input variables. While I can successfully generate the title with one variable, I am having trouble including bot ...

Multiple subplots showcasing the union of two dataframes

I am working on creating 5 different subplots, each representing a year's worth of data. These subplots will display the DEMs and REPs for each county within that specific year. The code I have come up with so far is as follows: fig = plt.figure(figsize=( ...

How to create a visually stunning plot with Matplotlib for dark-themed presentation slides

My current approach involves using Python and Matplotlib to generate transparent PNG figures that appear well when inserted into a Powerpoint slide with a white background. Take a look at this sample: https://i.stack.imgur.com/cmSPV.png However, the issu ...

Chaco dynamically updates plot ranges

I am working with a series of dynamically updated chaco plots using a timer object. My goal is to set the Y (referred to as "value" in chaco) limits when the data changes. Upon initializing the plot object, I call: obj.alldata = ArrayPlotData(frequency=f ...

Tips for swapping the x and y axes in a plot created after using the groupby function in

Check out this example: titanic = sns.load_dataset("titanic") g = titanic.groupby('embark_town').count()['survived'] g.plot(kind='bar') town x count I've been attempting to switch it to count x town, any suggestions on how to achieve that? ...

Having trouble visualizing DataFrame using matplotlib, experiencing duplicated entries in the legend, and missing y-axis labels

My DataFrame contains Time, Mean, STD, Min, and Max columns. I'm attempting to make a plot with three lines: Mean, Min, and Max, while displaying the STD as a shaded area around the Mean. However, I'm encountering an issue where the y-label isn't showing ...

I am looking to visualize the training accuracy and loss during epochs in a TensorFlow v1.x program. How can I plot these metrics within the program

As a beginner in tensorflow programming, I am looking to visualize the training accuracy, training loss, validation accuracy, and validation loss in my program. Currently, I am working with tensorflow version 1.x on google colab. Here's a snippet of the ...

What is the best way to iterate through an array, execute computations on the elements, and visualize the outcomes graphically?

As a beginner in programming, I am seeking help with my program. I am attempting to read arrays using a for loop, perform calculations on them, and display the results on a 3D graph. However, I encountered an error: IndexError: index 753 is out of bounds ...

Ways to stretch the non-logarithmic x-axis on the ln(x) graph

I am attempting to calculate various functions, such as ln(x), on an interval from 1 to 10. However, I want to plot these functions on a specific range of x values spanning from x[-1, 10]. I am facing difficulty in adjusting the ticks as desired, where the ...

To resolve the SyntaxError in matplotlib when trying to swap axes in a 3D wireframe plot, make sure to specify named arguments instead of using expressions

Using Python 3.4.3 and unable to update the system, I encountered an issue while trying to create a 3D wireframe plot using matplotlib and mpl_toolkits.mplot3d. ax.plot_wireframe(*a,b, rstride=1, cstride=2) >> SyntaxError: only named arguments may f ...