How to use the expit function (python-numpy)



Python
library
pip

MeCab

Common
class

pickle

read/readline

numpy
asfarray

digitize

expit

linalg.solve

meshgrid

mgrid

ndmin

pad

poly1d

polyfit

prod

shape

matplotlib
figure

pcolormesh

scatter

pytorch
BCELoss, MSELoss

device

Embedding

TensorDataset, Dataloader

RNN, LSTM
scikit-learn
SVC

GaussianNB

scipy
interpolate
tkinter
postscript

image display

frame, grid

Crop Image

other
linear interpolation

Hysteresis switch

Square/Triangle wave

OpenAI gym
CartPole-v0

By purpose
1 of K Coding


Release date:2025/3/15         

 ・In Japanese
Prerequisite knowledge
 ・Basic usage of Python
 ・How to install numpy, matplotlib, and scipy
 ・Sigmoid function


■Description
Returns the solution of the sigmoid function.

■Example

import scipy.special #Essential formula when using scipy
scipy.special.expit(2) #Value of x=2 in the sigmoid function 1/(1+e^(-1*x))

⇒ 0.8807970779778823










List of related articles



Python
library
pip

MeCab

Common
class

pickle

read/readline

numpy
asfarray

digitize

expit

linalg.solve

meshgrid

mgrid

ndmin

pad

poly1d

polyfit

prod

shape

matplotlib
figure

pcolormesh

scatter

pytorch
BCELoss, MSELoss

device

Embedding

TensorDataset, Dataloader

RNN, LSTM
scikit-learn
SVC

GaussianNB

scipy
interpolate
tkinter
postscript

image display

frame, grid

Crop Image

other
linear interpolation

Hysteresis switch

Square/Triangle wave

OpenAI gym
CartPole-v0

By purpose
1 of K Coding