I have a numpy array and I want to extract every 3rd rows from it input I need to extract every 3rd row so that expected output will be My code ...
I have a numpy array and I want to extract every 3rd rows from it input I need to extract every 3rd row so that expected output will be My code ...
I am working with a data array A which has the following behaviour when plotted. As one can see, there are some "isles" in the middle. In those area ...
I have an array (called "attractors") which looks like this: I want to create new array which contains all rows where the third column was 0 in the ...
I have an image dataset of a 1000 images, which I have created embeddings for. Each embeddings (512 embeddings for each image with a 256-d vector) is ...
Have got an array like below with columns ['item','Space','rem_spc'] need to convert this array to dataframe along with new column ['nxt_item'] whi ...
How can I create a numpy array from a python list of bytes objects of an arbitrary (but known) size? Example: I tried to do something like this, b ...
I have got an array which looks like and a list item = {'Honey','Grape'} now, have to remove the rows from the array which matches the items in the ...
I have a numpy matrix representing rgb image. Its shape is (n,m,3) with n rows, m columns and 3 channels. I want to convert it to list of rgb values a ...
I got this Error : Traceback (most recent call last): File "/home/runner/Image-Loader/venv/lib/python3.8/site-packages/PIL/Image.py", line 2992, in f ...
In python numpy, how to replace some rows in array A with array B if we know the index. For example we have I want to change a to I have consi ...
I have a vector representation of n = 1000 images, where each image is represented as 2048 numbers. So I have a numpy array with a shape of (1000, 204 ...
Python is having scorecardpy library for scorecard development which is alternative to R pacakge scorecardpy but while running woe_binning from score ...
I have data array with unknown shape and array bounds of bounds for slicing data. This code is for 3D data, but is there any way of generalizing this ...
I'd like to ask how can I efficiently generate a numpy 3D array from a 2D array with each row filling the diagonal part of the new array? For example, ...
I need to replace the values of a certain index in all lists inside a list, with a value from a dictionary, which is mapped for a different index of t ...
I'm attempting to append a 1D array which have generated by appending elements one at a time to a 2D array as a new row in the array. I'm pretty lo ...
I have a matrix 'A' with shape(68,68) and its upper triangle has only zeroes in it. The lower triangle has the values I'm interested in. For instance: ...
I have a 2d array that contains other arrays but the arrays are of different sizes. I want to find the mean of each individual array that is contained ...
I could not for the life of me get array indexing to work properly with higher dimensional lexsort. I have an ndarray lines of shape (N, 2, 3). You c ...
How would one efficiently negate the subdiagonal entries of a 2d numpy array? ...