python Programming Glossary: scikit

Implementing Bag-of-Words Naive-Bayes classifier in NLTK

http://stackoverflow.com/questions/10098533/implementing-bag-of-words-naive-bayes-classifier-in-nltk

learning nltk bayesian share improve this question scikit learn has an implementation of multinomial naive Bayes which.. pointed out in the comments NLTK has a nice wrapper for scikit learn classifiers . Modified from the docs here's a somewhat.. clumsy as I'm not super familiar with either NLTK or scikit learn. import numpy as np from nltk.probability import FreqDist..

use scikit-learn to classify into multiple categories

http://stackoverflow.com/questions/10526579/use-scikit-learn-to-classify-into-multiple-categories

scikit learn to classify into multiple categories Im trying to use.. classify into multiple categories Im trying to use on of scikit learn's supervised learning methods to classify pieces of text.. Result 'New York' 'London' 'London' python classification scikit learn share improve this question What you want is called..

Python: tf-idf-cosine: to find document similarity

http://stackoverflow.com/questions/12118720/python-tf-idf-cosine-to-find-document-similarity

' with 89 stored elements in Compressed Sparse Row format scikit learn already provides pairwise metrics a.k.a. kernels in machine..

How does sklearn.svm.svc's function predict_proba() work internally?

http://stackoverflow.com/questions/15111408/how-does-sklearn-svm-svcs-function-predict-proba-work-internally

work internally I am using sklearn.svm.svc from scikit learn to do binary classification. I am using its predict_proba.. internally calculates the probability python svm scikit learn share improve this question Scikit learn uses LibSVM.. f X is the signed distance of a sample from the hyperplane scikit learn's decision_function method . You may recognize the logistic..

How do I resolve 'NoneType' object has no attribute 'write' error with scikit-learn digits dataset?

http://stackoverflow.com/questions/17139658/how-do-i-resolve-nonetype-object-has-no-attribute-write-error-with-scikit-le

'NoneType' object has no attribute 'write' error with scikit learn digits dataset I'm trying to do the first exercise on.. digits dataset I'm trying to do the first exercise on scikit learn but even when I run their solution code shown below I.. most recent call last File C Users user2491873 Desktop scikit_exercise.py line 30 in module print knn.fit X_train y_train..

How to detect a Christmas Tree?

http://stackoverflow.com/questions/20772893/how-to-detect-a-christmas-tree

I used the DBSCAN clustering algorithm from Python's scikit learn it's optimized for finding somewhat amorphous shapes that.. is that the DBSCAN algorithm as it is implemented in scikit learn has memory limits which are fairly challenging for some.. Python 2.7.6 and it depends on numpy scipy matplotlib and scikit learn . I've divided it into two parts. The first part is responsible..

Java's Mahout equivalent in Python

http://stackoverflow.com/questions/4819437/javas-mahout-equivalent-in-python

machine learning mahout share improve this question scikits learn is highly recommended http scikit learn.sourceforge.net..

Is it possible to specify your own distance function using Scikits.Learn K-Means Clustering?

http://stackoverflow.com/questions/5529625/is-it-possible-to-specify-your-own-distance-function-using-scikits-learn-k-means

where python machine learning cluster analysis k means scikit learn share improve this question Here's a small kmeans.. kmsample metric X np.random.exponential size N dim # cf scikits learn datasets t0 time if kmsample 0 centres xtoc dist kmeanssample..