2nd May 2024 02:09

Stackoverflow - Number of High Scored Numpy Questions

Top Monthly Stackoverflow Numpy Questions

Question Score Views Answers Answered
I am encountering an f2py dimension error when passing numpy array to fortran 1 9 0 False
PyReadonlyArray2 to Vec<T> 1 27 1 True
Numpy image array to pyglet image 1 51 1 True
Getting ImportError When running EXE created by pyInstaller 1 14 0 False
How to apply `numpy.vectorize` on a subset of arguments? 1 46 1 True
Can a data race occur when multiple threads access the same Numpy array? 2 58 1 True
How does numpy.unique eliminate duplicate columns? 1 52 2 True
Checking for substring from a frame A in a different Frame B, with different sizes for each frame 1 58 3 True
How to find the consecutive nulls (NaN) in the columns of pandas dataframe? 1 60 2 True
Optimum Time step for Verlet's method to solve Damped Simple Harmonic Motion ODE 1 38 1 False
Intersection of meshes generated by numpy (pyvista) 1 28 0 False
fftn numpy in c# using pythonnet 1 40 1 True
Assigning values to numpy array based on multiple conditions of multiple array 1 39 2 True
Why does scipy.sparse.linalg.spsolve crash when numpy.linalg.solve does not? 1 42 0 False
Cython not recognizing Numpy types 1 42 0 False
In a 2d numpy array, how to select every first and second element of the inner arrays? Can this be done with indexing? 3 66 4 True
How to improve image layer mask to have mid tones? 2 227 4 True
Using a rule to match pairs of 2d arrays in a 3d array 1 53 3 True
LSTM Cannot convert a symbolic Tensor (lstm_1/strided_slice:0) to a numpy array 1 31 0 False
Finding staircase like structure in numpy array 1 52 1 True
Applying matrix multiplication in chain to several sets of values 1 42 1 True
Iterative Matrix-Vector Product Eigensolvers in Python 2 60 0 False
Randomly Select Columns to Shuffle of a Two-Dimensional Dataframe 2 29 2 True
Faster way of implementing pd.replace on subset of columns 2 44 1 True
How to speed up multidimentional Longsumexp and softmax using numba 2 58 1 False
Differrent behavior between numpy arrays and array scalars 4 71 1 True
Conditional Statement On Pandas Dataframe When Column Values Meet A Specific Sequence 2 47 2 True
Fast way to convert 2d string numpy array to a 3d int array 1 106 4 True
How to get the frequencies and corresponding amplitudes from the FFT of a signal? 1 27 2 True
DEPRECATION: --no-binary currently disables reading from the cache of locally built wheels. In the future --no-binary will not influence the wheel cac 1 16 0 False
Count num of occurences of every 26 characters for every word in numpy 1 42 1 True
fastest way to count the number of occurrences of a list of items from a numpy.ndarray 2 61 2 True
Efficient python solution to subset a matrix based on row conditions 2 46 2 True
Gram-Schmidt orthonormalization from Gram matrix only using numpy/pytorch 1 33 0 False
Does numpy exactly reproduce all C behaviors on usual operations? 1 104 1 False
plt.scatter: IndexError: only integers, slices (`:`), ellipsis (`...`), numpy.newaxis (`None`) and integer or boolean arrays are valid indices 1 48 0 False
Dataframe, get sum of range if value within range 1 93 5 True
How to get the correct frequency amplitudes in the FFT of a signal 1 36 1 True
Get the sorted elements using pre-computed sort only 1 82 2 True
Cropping a numpy.ndArray throws - ValueError: cannot write empty image as JPEG 1 22 1 True
how to set nan values to numpy array with multiple condition 1 23 1 True
Numpythonic way to perform vector substraction where the operands has different shape each other (a,n) - (b,n) 1 35 2 True
Dividing each column in Polars dataframe by column-specific scalar from another dataframe 4 71 2 True
Reproducing the phase spectrum while using np.fft.fft2 and cv2.dft. Why are the results not similar? 3 90 2 True
How to better process and stack JWST data using Python for prettier space pictures? 1 33 0 False
How to determine frequency dependant amplitude with FFT 1 50 1 True
Generate matrix of unique pairs from numpy array 1 47 1 True
Calculate exponential complex sum with fft instead of summation to simulate diffraction? 3 37 1 True
How do I create a two dimensional binary counting numpy array? 3 93 4 True
What's the difference between np.divide(x, y) and x/y in Python3? 2 82 1 True
Getting interval cuts between two 2D numpy arrays contining a given range 1 28 1 False
Generate triangular matrix of cumulative products efficiently 1 76 4 True
Numpy Indexing Flips Dimensions 2 25 1 True
For loops are faster than pure numpy functions 2 86 1 True
Reshape a 3D NumPy array to a 2D array, using the data along axis 2 to upscale 1 20 1 True
Efficient DataFrame Grouping for Condensing Rows Based on Multiple Criteria 1 62 1 False
broadcast 2d to 3d with non matching columns 1 42 2 True
Applying a specified rule to build an array 1 37 1 True
Polars replacing the first n rows with certain values 3 104 3 True
generalized ufunc on two arrays with one non-matching dimension 1 51 1 True
How can I import multiple columns of a file to the same array in Python? 1 62 2 True
Large number in python gives infinity 1 64 2 True
downgrading numpy version on google colab 1 108 0 False
How do I increase Jupyter Notebook memory limit with the VS Code extension? 1 56 1 False
numpy `astype(int)` gives `np.int64` instead of `int` - what to do? 1 55 2 True
Bug with scipy.linprog feasibility? (A_ub @ x0 <= b_ub).all() is True ---but--- linprog(np.zeros_like(x0), A_ub=A_ub, b_ub=b_ub) infeasible 1 69 1 True
Using xarray with resample and interpolate to animate the movement of contours 3 120 2 True
Leverage broadcasting to make this subtraction more efficient 2 54 1 True
Why do I get back different eigenvectors that I put in? 1 53 1 True
Is there a way to efficiently construct a 3d array from symmetric submatrices of a 2d array according to an array of different index sets? 1 30 1 True
Conditional array assignment in tensorflow compatible with gradient calculation 1 25 0 False
Difference between numpy power and ** for certain values 8 308 3 True
Efficiently calculate angle between three points over triplets of rows in a numpy array 2 86 1 True
Confusion regarding the inner workings of NumPy's SeedSequence 2 46 1 True
Drawing the outermost contour of a set of data points without losing resolution 2 49 1 True
# Computing multiple 1d curves into their 2d array (image) representation 1 44 2 True
Contour plot and Cartopy - Geostationary satellite view [plots and code] 1 65 1 True
Update the first element in a list containing range on integers 1 87 3 True
Turning list of indices into numpy array 1 38 2 True
Broadcasting with concatenate operator 2 68 1 True
Mapping 2d point (x,y) into grid index (row,col) 1 28 1 True
Pickling numpy.busdaycalendar failed when using Multiprocessing in Python 1 28 0 False
Multidimensional indexing in Numpy with tuples as indices for certain axes 2 37 1 True
How to matrix multiply each column from two matrices in numpy? 1 31 2 True
Unpacking a list in numpy[square brackets] 1 23 0 False
Using np.maximum.reduceat to reduce an 2D array 1 60 3 True
How to recreate axis = 2 in np.repeat() for Numba 1 72 2 True
What is happening in numpy advanced index containing slice? 1 46 0 False
How to extract dominant frequency from NumPy array? 2 83 1 True
How to shift matrix upper right triangular values to lower right 2 58 2 True
Recursive matrix construction with numpy array issues (broadcasting?) 2 43 2 True
Numpy sometimes fails to load when imported from embedded Python called from a C++ program on Win11 1 22 0 False
Nested indexing in NumPy einsum? 1 39 1 True
Improving Bandpass Filter for Image Processing in Python 1 9 0 False
What is the correct way to set multiple columns in Pandas from a list? 1 56 1 True
Calculating error of linear regression coefficient, given errors of y 1 62 2 True
Getting regression quantiles with older version of xgboost (1.6.2) 1 12 0 False
Removing unnecessary for loop in Python 1 83 1 False
Integrate a function that takes as input a scalar value and outputs a matrix 1 48 1 True
Unexpected numpy image reshape into grid problem 1 28 1 True

Top Weekly Stackoverflow Numpy Questions

Question Score Views Answers Answered
Numpy image array to pyglet image 1 51 1 True
I am encountering an f2py dimension error when passing numpy array to fortran 1 9 0 False
PyReadonlyArray2 to Vec<T> 1 27 1 True
Can a data race occur when multiple threads access the same Numpy array? 2 58 1 True
How to find the consecutive nulls (NaN) in the columns of pandas dataframe? 1 60 2 True
How does numpy.unique eliminate duplicate columns? 1 52 2 True
Checking for substring from a frame A in a different Frame B, with different sizes for each frame 1 58 3 True
Optimum Time step for Verlet's method to solve Damped Simple Harmonic Motion ODE 1 38 1 False
Intersection of meshes generated by numpy (pyvista) 1 28 0 False
Assigning values to numpy array based on multiple conditions of multiple array 1 39 2 True
Why does scipy.sparse.linalg.spsolve crash when numpy.linalg.solve does not? 1 42 0 False
fftn numpy in c# using pythonnet 1 40 1 True
Cython not recognizing Numpy types 1 42 0 False
In a 2d numpy array, how to select every first and second element of the inner arrays? Can this be done with indexing? 3 66 4 True
Using a rule to match pairs of 2d arrays in a 3d array 1 53 3 True
How to improve image layer mask to have mid tones? 1 173 1 True
LSTM Cannot convert a symbolic Tensor (lstm_1/strided_slice:0) to a numpy array 1 31 0 False
Finding staircase like structure in numpy array 1 52 1 True
Applying matrix multiplication in chain to several sets of values 1 42 1 True
How to speed up multidimentional Longsumexp and softmax using numba 2 58 1 False
Iterative Matrix-Vector Product Eigensolvers in Python 2 60 0 False
Randomly Select Columns to Shuffle of a Two-Dimensional Dataframe 2 29 2 True
Faster way of implementing pd.replace on subset of columns 2 44 1 True
Differrent behavior between numpy arrays and array scalars 3 67 1 True
Conditional Statement On Pandas Dataframe When Column Values Meet A Specific Sequence 2 45 2 True
Fast way to convert 2d string numpy array to a 3d int array 1 106 4 True
DEPRECATION: --no-binary currently disables reading from the cache of locally built wheels. In the future --no-binary will not influence the wheel cac 1 16 0 False
How to get the frequencies and corresponding amplitudes from the FFT of a signal? 1 25 2 True
Count num of occurences of every 26 characters for every word in numpy 1 42 1 True
Efficient python solution to subset a matrix based on row conditions 2 46 2 True
Does numpy exactly reproduce all C behaviors on usual operations? 1 103 1 False
Gram-Schmidt orthonormalization from Gram matrix only using numpy/pytorch 1 33 0 False
Dataframe, get sum of range if value within range 1 90 5 True
plt.scatter: IndexError: only integers, slices (`:`), ellipsis (`...`), numpy.newaxis (`None`) and integer or boolean arrays are valid indices 1 48 0 False
Get the sorted elements using pre-computed sort only 1 82 2 True
How to get the correct frequency amplitudes in the FFT of a signal 1 35 1 True
Cropping a numpy.ndArray throws - ValueError: cannot write empty image as JPEG 1 21 1 True
how to set nan values to numpy array with multiple condition 1 22 1 True
Dividing each column in Polars dataframe by column-specific scalar from another dataframe 4 62 2 True
Reproducing the phase spectrum while using np.fft.fft2 and cv2.dft. Why are the results not similar? 3 81 2 True
How to better process and stack JWST data using Python for prettier space pictures? 1 32 0 False
How to determine frequency dependant amplitude with FFT 1 50 1 True
Generate matrix of unique pairs from numpy array 1 47 1 True
How do I create a two dimensional binary counting numpy array? 3 91 4 True
Calculate exponential complex sum with fft instead of summation to simulate diffraction? 3 37 1 True
Generate triangular matrix of cumulative products efficiently 1 76 4 True
Getting interval cuts between two 2D numpy arrays contining a given range 1 28 1 False
For loops are faster than pure numpy functions 2 82 1 True
Numpy Indexing Flips Dimensions 2 24 1 True
Efficient DataFrame Grouping for Condensing Rows Based on Multiple Criteria 1 61 2 False

Top Daily Stackoverflow Numpy Questions

Question Score Views Answers Answered
PyReadonlyArray2 to Vec<T> 1 27 1 True
I am encountering an f2py dimension error when passing numpy array to fortran 1 9 0 False
Can a data race occur when multiple threads access the same Numpy array? 2 51 1 True
How to find the consecutive nulls (NaN) in the columns of pandas dataframe? 1 59 2 True
Checking for substring from a frame A in a different Frame B, with different sizes for each frame 1 54 3 True
Optimum Time step for Verlet's method to solve Damped Simple Harmonic Motion ODE 1 36 1 False
How does numpy.unique eliminate duplicate columns? 1 41 2 True
Intersection of meshes generated by numpy (pyvista) 1 23 0 False
fftn numpy in c# using pythonnet 1 32 1 True
Why does scipy.sparse.linalg.spsolve crash when numpy.linalg.solve does not? 1 36 0 False
Assigning values to numpy array based on multiple conditions of multiple array 1 34 2 True
Cython not recognizing Numpy types 1 35 1 True
In a 2d numpy array, how to select every first and second element of the inner arrays? Can this be done with indexing? 3 53 4 True
LSTM Cannot convert a symbolic Tensor (lstm_1/strided_slice:0) to a numpy array 1 25 0 False
Finding staircase like structure in numpy array 1 49 1 True
Faster way of implementing pd.replace on subset of columns 2 38 1 True
Randomly Select Columns to Shuffle of a Two-Dimensional Dataframe 2 26 2 True
Iterative Matrix-Vector Product Eigensolvers in Python 2 51 0 False
How to speed up multidimentional Longsumexp and softmax using numba 1 36 1 False
Differrent behavior between numpy arrays and array scalars 3 59 1 True
Conditional Statement On Pandas Dataframe When Column Values Meet A Specific Sequence 2 28 2 True
Fast way to convert 2d string numpy array to a 3d int array 1 89 4 True
Count num of occurences of every 26 characters for every word in numpy 1 36 1 True
DEPRECATION: --no-binary currently disables reading from the cache of locally built wheels. In the future --no-binary will not influence the wheel cac 1 16 0 False
Efficient python solution to subset a matrix based on row conditions 2 41 2 True
Does numpy exactly reproduce all C behaviors on usual operations? 1 101 1 False
How to get the correct frequency amplitudes in the FFT of a signal 1 32 1 True
Get the sorted elements using pre-computed sort only 1 72 2 True
plt.scatter: IndexError: only integers, slices (`:`), ellipsis (`...`), numpy.newaxis (`None`) and integer or boolean arrays are valid indices 1 40 1 False
Dataframe, get sum of range if value within range 1 79 5 True
Cropping a numpy.ndArray throws - ValueError: cannot write empty image as JPEG 1 20 1 True
how to set nan values to numpy array with multiple condition 1 21 1 True
Dividing each column in Polars dataframe by column-specific scalar from another dataframe 4 52 2 True
Reproducing the phase spectrum while using np.fft.fft2 and cv2.dft. Why are the results not similar? 2 53 1 True
How to better process and stack JWST data using Python for prettier space pictures? 1 25 0 False
How to determine frequency dependant amplitude with FFT 1 40 1 True
Generate matrix of unique pairs from numpy array 1 44 1 True
How do I create a two dimensional binary counting numpy array? 3 88 4 True
Calculate exponential complex sum with fft instead of summation to simulate diffraction? 2 19 0 False
Generate triangular matrix of cumulative products efficiently 1 69 3 True
Getting interval cuts between two 2D numpy arrays contining a given range 1 24 2 False
Numpy Indexing Flips Dimensions 2 21 1 True
For loops are faster than pure numpy functions 2 70 1 True
Reshape a 3D NumPy array to a 2D array, using the data along axis 2 to upscale 1 19 1 True
Efficient DataFrame Grouping for Condensing Rows Based on Multiple Criteria 1 51 2 False
broadcast 2d to 3d with non matching columns 1 33 2 True
Applying a specified rule to build an array 1 28 1 True
Polars replacing the first n rows with certain values 3 63 3 True
Large number in python gives infinity 1 56 2 True
How can I import multiple columns of a file to the same array in Python? 1 55 2 True

Top Yearly Stackoverflow Numpy Questions

Question Score Views Answers Answered
downgrading numpy version on google colab 2 131 0 False
How to improve color layer mask to have mid tones? 2 227 4 True
Can a data race occur when multiple threads access the same Numpy array? 2 58 1 True
numpy.intersect1d does not work on dictionary.keys() 2 50 2 True
Converting py::array to Eigen::Ref from C++ 2 142 0 False
Pandas is too slow to handle FIFO inventory requirements. How can I optimize the performance of this code? 2 109 1 False
Create vertical 2D numpy array 2 44 2 False
Sum of numpy array based on array of indexes 2 279 2 True
In a 2d numpy array, how to select every first and second element of the inner arrays? Can this be done with indexing? 3 66 4 True
How to speed up multidimentional Longsumexp and softmax using numba 2 58 1 False
Avoiding DeprecationWarning when extracting indices to subset vectors 2 91 1 True
Fastest way to count the number of occurrences of a list of items from a numpy.ndarray 2 61 2 True
Faster way of implementing pd.replace on subset of columns 2 44 1 True
Iterative Matrix-Vector Product Eigensolvers in Python 2 60 0 False
Randomly Select Columns to Shuffle of a Two-Dimensional Dataframe 2 29 2 True
Differrent behavior between numpy arrays and array scalars 4 71 1 True
Conditional Statement On Pandas Dataframe When Column Values Meet A Specific Sequence 2 47 2 True
Fast way to convert 2d string numpy array to a 3d int array 2 87 4 True
Efficient python solution to subset a matrix based on row conditions 2 46 2 True
How to quickly (vectorized?) extract varying length slices from one numpy 1D array an insert into a 2d array 2 64 1 True
Dividing each column in Polars dataframe by column-specific scalar from another dataframe 4 71 2 True
Reproducing the phase spectrum while using np.fft.fft2 and cv2.dft. Why are the results not similar? 3 90 2 True
How do I create a two dimensional binary counting numpy array? 3 93 4 True
Calculate exponential complex sum with fft instead of summation to simulate diffraction? 3 37 1 True
What's the difference between np.divide(x, y) and x/y in Python3? 2 82 1 True
add a new dimension and repeat values for a numpy array 2 330 2 False
Find Maximum Radius Circle Everywhere Between Two Lines 2 138 2 True
Numpy Indexing Flips Dimensions 2 25 1 True
For loops are faster than pure numpy functions 2 86 1 True
Polars replacing the first n rows with certain values 3 104 3 True
Efficiently calculate angle between three points over triplets of rows in a numpy array 2 86 1 True
Write a dat file from 2D complex numpy array 2 112 1 False
Python create two three variable list to image 2 60 1 True
Failed to Install unstructured[pdf] in python:3.11-alpine docker image 2 471 0 False
Using xarray with resample and interpolate to animate the movement of contours 3 126 2 True
Leverage broadcasting to make this subtraction more efficient 2 54 1 True
Difference between numpy power and ** for certain values 8 308 3 True
Drawing the outermost contour of a set of data points without losing resolution 2 49 1 True
Confusion regarding the inner workings of NumPy's SeedSequence 2 46 1 True
Update the first element in a list containing range on integers 2 80 3 True
Weighted element-wise between two arrays, numpy 2 44 0 False
How to turn a distance matrix into a dictionary 2 38 0 False
Smooth linear interpolation using NumPy 2 520 3 False
Why is the Pandas library using so much more memory on Ubuntu than MAC OS? 2 203 1 False
How do I combine hierarchical data in pandas without duplicating across multiindex 2 92 0 False
Broadcasting with concatenate operator 2 68 1 True
calculate combinations ratios in a data frame 2 84 1 True
Multidimensional indexing in Numpy with tuples as indices for certain axes 2 37 1 True
How to shift matrix upper right triangular values to lower right 2 58 2 True
How to implement Sieve of Eratosthenes with Wheel factorization in NumPy? 2 116 0 False