Top "One-hot-encoding" questions

One-Hot Encoding is a method to encode categorical variables to numerical data that Machine Learning algorithms can deal with.

How do you decode one-hot labels in Tensorflow?

Been looking, but can't seem to find any examples of how to decode or convert back to a single integer …

python tensorflow machine-learning deep-learning one-hot-encoding
One hot encoding of string categorical features

I'm trying to perform a one hot encoding of a trivial dataset. data = [['a', 'dog', 'red'] ['b', 'cat', 'green']] What's …

python encoding scikit-learn one-hot-encoding
Feature names from OneHotEncoder

I am using OneHotEncoder to encode few categorical variables (eg - Sex and AgeGroup). The resulting feature names from the …

python-3.x scikit-learn one-hot-encoding
SciKit-Learn Label Encoder resulting in error 'argument must be a string or number'

I'm a bit confused - creating an ML model here. I'm at the step where I'm trying to take categorical …

python machine-learning scikit-learn feature-selection one-hot-encoding
Handling unknown values for label encoding

How can I handle unknown values for label encoding in sk-learn? The label encoder will only blow up with an …

python pandas scikit-learn dummy-variable one-hot-encoding
One-hot-encoding multiple columns in sklearn and naming columns

I have the following code to one-hot-encode 2 columns I have. # encode city labels using one-hot encoding scheme city_ohe = OneHotEncoder(…

python python-3.x pandas scikit-learn one-hot-encoding
ValueError: Can't handle mix of multilabel-indicator and binary

I am using Keras with the scikit-learn wrapper. In particular, I want to use GridSearchCV for hyper-parameters optimisation. This is …

scikit-learn keras grid-search one-hot-encoding multiclass-classification
Pandas for Python: Exception: Data must be 1-dimensional

Here's what I got from a tutorial # Data Preprocessing # Importing the libraries import numpy as np import matplotlib.pyplot as …

python pandas scikit-learn one-hot-encoding
Train multi-class image classifier in Keras

I was following a tutorial to learn train a classifier using Keras https://blog.keras.io/building-powerful-image-classification-models-using-very-little-data.html Specifically, from …

python machine-learning deep-learning keras one-hot-encoding
scikit-learn: How to compose LabelEncoder and OneHotEncoder with a pipeline?

While preprocessing the labels for a machine learning classifying task, I need to one hot encode the labels which take …

python scikit-learn one-hot-encoding