python select random subset from numpy array

Solutions on MaxInterview for python select random subset from numpy array by the best coders in the world

Search
showing results for - "python select random subset from numpy array"
Kenji
13 Aug 2016
1fruits = ['apple', 'banana', 'orange', 'grape']
2subset_size = int(0.7 * len(fruits))
3np.random.choice(fruits, subset_size, replace=False)
4# array(['grape', 'banana'], dtype='<U6')
source
similar questions
how to generate random list in python with specific rangehow to select parts of a numpy arraypython choose random sample from listpython random item of an arrayhow to print a random part of a list in pythonrandomly shuffle array pythonnumpy array with random numbersfill an array with random numbers pythonnumpy random choicehow to get a random element from an array in pythoncreate numpy table with random values in rangerandom array in pythonrandomly choosing all items of an array without repetition pythonpython randomly sample entry from a setpython numpy array subtractapply same shuffle to two arrays numpyselect a value randomly in a set pythonselect an element of a list by randompython random number generator no duplicatesselect certain element from ndarray pythonchoose random index from list pythonselect random value from list pythonrandom choice sampling numpy
queries leading to this page
choose a subset randomly from array numpyrandomchoice numpynumpy select random subsetnumpy random uniquerandomly sample from np arrayupdate random subset numpy arraynp random choice replacetake a randoms subset of an np arraynp random choicenumpy random resamplenumpy random choiceselect without replacement from array pythonnp random choicenumpy random choice 2d array between 0 2c1random subset numpynumpy random sample from listnumpy random subset of arraynumpy take random sample from arraynumpy how to generate random int 2d arrayhow to pick randomly from a numpy array with different sizenumpy random sample from arraynumpy draw without replacementnumpy random for stringnumpy choose random from arraynumpy random pick from arraysample from numpy arraynumpy get random indicesnumpy sample from arraypython sample from an arraynp random choicepython numpy random samplenumpy get random subset of 2d arraynumpy random ordered subset of arraynumpy get random subset of arraynp sample pythonrandomly subset data from numpy arraypython numpy random choicenumpy random choice from listnumpy get random subarray np random choice from nd arraychoose a subset randomly from numpy arraynumpy get random subsetnumpy filter based on sum of arraypick from choice numpynumpy select random elements from arraynumpy samplenumpy sampling from ndarraynp grab randomsample from an array pythonpython random subset of arraynp random choice uniquenumpy random subset of arrayhpython select random subset from numpy arraychoice pnumpy pythonrandom choice numpyselect values in a numpy array at randomrandom choice sampling numpypython select random subset from numpy array