12th November 2024 13:49
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 |