I want to fit a signal into a cos or sine function: reference signal: And this signal must fit into model: By doing: I am getting: params a = 11.9; b = 0.97 and n=1 This doesn’t match at all… Answer putting these suggestions together gives the following: which recovers your parameters. the bounds …
Tag: python
Generate SAS token with expiry for Azure IoT Hub in Python
I have an IoT Hub with various devices set up with SAS authentication. From the docs, I understand how to connect to a device with the IoT Hub connection string however I wish to know how to utilise an SAS token. I have found this function in the docs but I am struggling to understand how to use this token.
How to use input/command from selected button tkinter python
This may be tricky but I’ll try to put it clear. i have created two buttons, 1st button search folder and select individual filename as input, 2nd button select folder and take its directory as input and read all its files inside. I want to create 3rd button(Execute) where it should know which button i …
Can I randomly generate numbers without the same number next to eachother?
My goal is to generate a series of random numbers without allowing the same number repeating next to eachother but allowing the same number twice like 1,2,1,2 but not 1,1,2,2 and I’m just not really sure how to accomplish this. Answer Something like this? Also you should post your own attempt. It gives …
Creating DataFrame of groups by pixel values in Python (number, size, etc.)
I have the following data (simple representation of black particles on a white filter): And I have counted the number of particles (groups) and assigned them each a number using the following code: With the Output: I then have four (4) particles (groups) of different sizes. I am looking to create a DataFrame …
Receive the typed value from the user after the command in python telegram bot
For example, we have a command called a chart /chart Now I want to get the value that the user enters after this command example: /chart 123456 now How should i get that 123456? This is the code used to create the command: I read the python telegram bot documents but did not find what I was looking for Answer
Scatterplot with plotly vs pyplot / different approach in data table needed?
I’m trying to create a scatterplot in plotly, but have some difficulties. I think I need to rearrange my data table to be able to work with it, but am note sure. This is how my data table looks: table structure The “Average Price” is the “real” data and the prices in the “P…
Pandas Average of row ignoring 0
I have a DataFrame that looks like this: I need to find the mean of each row, ignoring instances of 0. My initial plan was to replace 0 with NaN and then get the mean excluding NaN. I tried to replace 0 with NaN, however this didn’t work, and the DataFrame still contained 0. I tried: The second issue is
scrape next page by changing the number of page in URL
I have trouble scraping information on the next pages. I also have a problem when some tags change like when the website developer changes an “a href” with “h2 class” when I reach the appart_response= requests.get(link) Please can you check with me the following code: Answer There is s…
How to write a csv file via pandas and read it in R at regular intervals?
Background A driving simulator PC in my lab generates data that I receive via python socket. The data is generated every 1/60th of a second. I continuously save it to a csv file called position.csv. I also want to read position.csv in R to use in a shiny app. I read it every 0.2 seconds. Problem When I run th…