WebYou can use the function numpy.nonzero (), or the nonzero () method of an array import numpy as np A = np.array ( [ [2,4], [6,2]]) index= np.nonzero (A>1) OR (A>1).nonzero () Output: (array ( [0, 1]), array ( [1, 0])) First array in output depicts the row index and second array depicts the corresponding column index. Share Improve this answer WebAug 22, 2024 · Find index of maximum value : np amax: To get the index of the max value in the array, we will have to use the where ( ) function from the numpy library. CODE: import numpy as np # Index of the maximum element arr = np.array( [10, 5, 19, 56, 87, 96, 74, 15, 50, 12, 98]) maxElem = np.amax(arr) print("Max element : ", maxElem)
find the maximum value and its index in an numpy array
WebIn this Python program example, we have used numpy.amax() function to get maximum value by passing a numpy array as an argument. The np. where() function To get the indices of max values that returns tuples of the array that contain indices(one for each axis), wherever max value exists. We can access indices by using indices[0]. WebNov 11, 2024 · # Get Index of the Max Value from a List using numpy import numpy as np a_list = [ 10, 11, 35, 14, 23, 9, 3, 35, 22 ] an_array = np.array (a_list) index = np.argmax (an_array) print (index) # Returns: 2 … power boost wireless backup battery
Python: Get Index of Max Item in List • datagy
Webnumpy.argmax(a, axis=None, out=None, *, keepdims=) [source] # Returns the indices of the maximum values along an axis. Parameters: aarray_like Input array. axisint, optional By default, the index is into the flattened array, otherwise along the specified … numpy.argwhere# numpy. argwhere (a) [source] # Find the indices of array … numpy.argpartition# numpy. argpartition (a, kth, axis =-1, kind = 'introselect', order = … Note. When only condition is provided, this function is a shorthand for … Random sampling (numpy.random)#Numpy’s random … numpy.partition# numpy. partition (a, kth, axis =-1, kind = 'introselect', order = … A universal function (or ufunc for short) is a function that operates on ndarrays in an … WebMar 26, 2024 · 0. You can use np.argsort to get the sorted indices. Any by doing -x you can get them in descending order: indices = np.argsort (-x) You can get the numbers by doing: sorted_values = x [indices] You can then get the slice of just the top 5 by doing: top5 = sorted_values [:5] Share. WebOct 17, 2015 · 1. for loop returns nested lists 2. max() function returns high number from nested list and appends inside highs 3. and highs[nth] - returns high number depended with index – Luka Tikaradze May 12, 2024 at 5:44 power boost xxl