ValueError: x and y must have same first dimension, but have shapes (1, 2) and (2,)

terminal showing, ValueError: x and y must have same first dimension, but have shapes (1, 2) and (2,), how to fix this problem? from scipy.signal import argrelextrema data = np.array([-1, 0, 1, 2, 1,…

Cupy says it has scipy’s cg implemented, but cannot find cg(conjugate gradient method) when installed

I am unable to find this https://docs.cupy.dev/en/latest/reference/generated/cupyx.scipy.sparse.linalg.cg.html#cupyx.scipy.sparse.linalg.cg after the installation of cupy. It says module not found Can …

How do I construct an incidence matrix from two dataframe columns using scipy.sparse.coo_matrix((data, (i, j)))?

I have a pandas DataFrame containing two columns [‘A’, ‘B’]. Each column is made up of integers. I want to construct a sparse matrix with the following properties: row index is all integers from 0 to …

How to draw colored rectangles around grouped clusters in dendogram?

I try to add colored rectangle to dendrogram results like as follow: this is my dendrogram codes: from scipy.cluster.hierarchy import dendrogram … plt.figure(figsize=(250, 100)) labelsize=20 …

Pulling x-values of spline integer y-values?

I have the given sample data and interpolated spline: import matplotlib.pyplot as plt import numpy as np from scipy import interpolate x = [0.1, 1.5, 2.3, 5.5, 6.7, 7] y = [5, 4, 5, 2, 2, 3] s = …

How to hide `delta_grad == 0.0` warning in scipy.optimize.minimize?

I have a loop that executes several hundred optimizations using scipy.optimize.minimize. Unfortunately, I keep getting this annoying warning: C:UsersLeonidasAnaconda3libsite-packagesscipy…

Fitting data to a complementary error function with multiple variables in Python

I am having trouble to fit experimental data to a complementary error function in Python 3.7.4. import matplotlib.pyplot as plt import math import numpy as np from scipy import optimize from scipy …

stats.ttest_ind() vs. “manual” computation of Student’s independent t-test: different results

I am comparing stats.ttest_ind() vs “manual” computation of the same test, and get different results. import numpy as np import pandas as pd import scipy.stats as stats import math stats….

Eucledian distance to point source

I am stimulating a model via a point source, which is located above (z-direction)– to be able to compute the impact of the stimulation i need to compute the eucledian distance from this point power …

How to put initial condition of ODE at a specific time point using odeint in Python?

How to put initial condition of ODE at a specific time point using odeint in Python? So I have y(0) = 5 as initial condition, following code works:: import numpy as np from scipy.integrate import …