the source of the problem: now both in the book and online are to divide a bunch of data sets with known prediction results into test sets and training sets, and then look at the accuracy between the prediction results and the real value, and report wha...
now there are tasks that need to use a deep learning framework to implement a function that is roughly the same as that of LogisticRegression in scikit-learn. Is it possible? If there is one? Could you tell me the general steps? Because I am not familiar...
I have a need: to determine whether the profile file uploaded by a user is a face photo. At present, I intend to do this: collect hundreds of face photos as one category, and hundreds of any pictures as another category, and then predict_proba returns th...
when uploading an image, users need to determine whether the picture belongs to a certain type of image, such as an airplane. the example I found is an image classifier, such as training three classified airplanes, cars, and motorcycles, and then uploa...
when tab is switched, the currently selected tab,debugger is updated and found that state has not been updated. What is the specific reason? thank you very much! constructor(props) { super(props) this.state = { selected: blacklist ...
this.add = function(value) { if(!this.has(value)){ items[value]=value; return true; } return false; } for this line of code: items [value] = value , the book says: when you add a value, save it as both a key and a value, which helps to f...
after the route built by react-router jumps to another page, refreshing the browser will go to the home page? How to make it only refresh this page ...
is there any way for the h5 browser to open the local app? ...
class R1 extends React.Component{ render(){ return <div>1< div> } } class R2 extends React.Component{ render(){ return <div>2< div> } } class Rts extends React.Component{ render(){ ret...