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machine-learning
95 questions · page 1 of 2
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11
votes
2
answers
How to calculate bits per character of a string? (bpc)
python
algorithm
machine-learning
nlp
entropy
asked 2013-07-22T21:40:05.190
8
votes
1
answers
Example for svm feature selection in R
r
machine-learning
weka
svm
feature-selection
asked 2013-07-08T14:44:15.500
10
votes
2
answers
Restricted Boltzmann Machine for real-valued data - gaussian linear units (glu) -
machine-learning
unsupervised-learning
rbm
asked 2013-07-07T09:11:05.320
15
votes
2
answers
Gradient descent convergence How to decide convergence?
machine-learning
gradient-descent
asked 2013-06-25T04:16:06.763
8
votes
1
answers
Relevance Vector Machine
python
machine-learning
computer-vision
bioinformatics
asked 2013-06-12T00:32:28.693
10
votes
6
answers
Machine learning algorithms: which algorithm for which issue?
machine-learning
artificial-intelligence
asked 2013-05-22T08:28:16.280
14
votes
1
answers
How to obtain information gain from a scikit-learn DecisionTreeClassifier?
python
machine-learning
classification
scikit-learn
asked 2013-05-06T06:06:23.940
10
votes
3
answers
how to measure the accuracy of knn classifier in python
python
python-2.7
machine-learning
scikit-learn
knn
asked 2013-04-04T20:30:36.943
11
votes
5
answers
Machine Learning: Unsupervised Backpropagation
machine-learning
neural-network
unsupervised-learning
asked 2013-03-20T03:12:20.327
10
votes
3
answers
How to deal with feature vector of variable length?
machine-learning
asked 2013-03-18T10:10:55.223
16
votes
3
answers
svm scaling input values
machine-learning
computer-vision
svm
libsvm
asked 2013-03-15T15:36:59.053
24
votes
5
answers
Unsupervised automatic tagging algorithms?
algorithm
machine-learning
nlp
tagging
asked 2013-03-13T04:48:20.513
8
votes
2
answers
Problematic Random Forest training runtime when using formula interface
r
performance
machine-learning
formula
asked 2013-03-10T11:58:29.870
9
votes
1
answers
What machine learning algorithm is appropriate for predicting one time-series from another?
machine-learning
time-series
hidden-markov-models
asked 2013-02-16T07:13:35.107
11
votes
2
answers
Choosing Features to identify Twitter Questions as "Useful"
machine-learning
classification
nltk
feature-selection
asked 2013-01-14T03:00:37.663
34
votes
5
answers
What does recall mean in Machine Learning?
machine-learning
statistics
precision-recall
asked 2013-01-02T06:52:19.773
26
votes
7
answers
How to train a classifier with only positive and neutral data?
machine-learning
nlp
recommendation-engine
asked 2012-12-18T16:50:49.050
14
votes
0
answers
pybrain neural network not learning
python
machine-learning
neural-network
pybrain
asked 2012-12-15T03:17:13.753
12
votes
2
answers
How to fix ROC curve with points below diagonal?
matlab
machine-learning
classification
statistics
roc
asked 2012-12-09T04:00:12.433
8
votes
4
answers
Logistic Regression giving incorrect results
ruby
algorithm
statistics
machine-learning
regression
asked 2012-12-02T20:57:01.420
13
votes
3
answers
How to sample large database and implement K-means and K-nn in R?
r
machine-learning
k-means
knn
large-data
asked 2012-12-02T18:27:38.753
9
votes
1
answers
How can I work with my own dataset in scikit-learn (for computer vision)?
image
dataset
machine-learning
scikit-learn
feature-extraction
asked 2012-11-29T15:06:41.703
21
votes
5
answers
Example for non-iid data
statistics
machine-learning
probability-theory
asked 2012-10-24T21:52:38.617
161
votes
6
answers
How to understand Locality Sensitive Hashing?
c
machine-learning
hashmap
nearest-neighbor
locality-sensitive-hash
asked 2012-10-18T10:37:48.480
10
votes
2
answers
How to propagate/fire recurrent neural networks(RNN)?
machine-learning
artificial-intelligence
neural-network
asked 2012-10-13T23:52:06.013
11
votes
1
answers
No. of hidden layers, units in hidden layers and epochs till Neural Network starts behaving acceptable on Training data
machine-learning
artificial-intelligence
neural-network
data-mining
pybrain
asked 2012-10-08T05:41:17.887
8
votes
1
answers
Matrix factorization for collaborative filtering - new users and items?
python
machine-learning
recommendation-engine
svd
collaborative-filtering
asked 2012-10-07T08:52:07.880
11
votes
2
answers
How to apply Machine Learning algorithm in PHP?
php
web-applications
machine-learning
asked 2012-09-21T09:13:37.667
33
votes
3
answers
What is the difference between a Bayesian network and a naive Bayes classifier?
matlab
machine-learning
bayesian
naivebayes
bayesian-networks
asked 2012-09-06T10:34:45.033
22
votes
6
answers
Is it ok to define your own cost function for logistic regression?
machine-learning
data-mining
regression
asked 2012-08-28T11:01:46.680
14
votes
3
answers
An understandable clusterization
algorithm
machine-learning
computer-science
data-mining
cluster-analysis
asked 2012-08-28T08:01:44.133
11
votes
2
answers
Simple example using BernoulliNB (naive bayes classifier) scikit-learn in python - cannot explain classification
python
machine-learning
artificial-intelligence
scikit-learn
asked 2012-08-04T09:59:16.663
26
votes
3
answers
How to proceed with NLP task for recognizing intent and slots
machine-learning
nlp
artificial-intelligence
text-processing
asked 2012-07-24T05:29:23.127
13
votes
1
answers
Assign new data point to cluster in kernel k-means (kernlab package in R)?
r
machine-learning
cluster-analysis
k-means
kernlab
asked 2012-07-23T22:48:50.917
27
votes
3
answers
How to get SVMs to play nicely with missing data in scikit-learn?
python
machine-learning
scikit-learn
asked 2012-07-11T21:26:25.270
10
votes
3
answers
clustering with cosine similarity
machine-learning
cluster-analysis
distance
cosine-similarity
asked 2012-06-22T05:14:38.030
43
votes
5
answers
Recommended package for very large dataset processing and machine learning in R
r
machine-learning
signal-processing
bigdata
asked 2012-06-15T17:29:29.317
11
votes
1
answers
Libsvm precomputed kernels
machine-learning
scikit-learn
libsvm
asked 2012-06-11T10:19:57.990
68
votes
2
answers
Training a Neural Network with Reinforcement learning
algorithm
language-agnostic
machine-learning
neural-network
reinforcement-learning
asked 2012-05-23T14:27:54.927
12
votes
2
answers
Support Vector Machine library for C#
c#
.net
machine-learning
svm
asked 2012-04-27T11:42:27.213
49
votes
3
answers
Save Naive Bayes Trained Classifier in NLTK
python
machine-learning
classification
nltk
naivebayes
asked 2012-04-04T18:24:06.293
37
votes
7
answers
Missing values in scikits machine learning
python
machine-learning
scikit-learn
missing-data
scikits
asked 2012-02-20T17:56:07.683
10
votes
2
answers
VowpalWabbit: Differences and scalability
performance
machine-learning
scalability
vowpalwabbit
online-algorithm
asked 2012-01-30T14:13:43.437
16
votes
5
answers
Library for gradient boosting tree
python
c
machine-learning
asked 2012-01-27T15:30:55.687
37
votes
7
answers
SVM and Neural Network
artificial-intelligence
machine-learning
neural-network
svm
asked 2012-01-22T19:26:02.910
19
votes
5
answers
Is there any code or algorithm for signature recognition?
c#
java
algorithm
machine-learning
computer-vision
asked 2012-01-18T08:39:12.627
11
votes
5
answers
Does anybody know any Clojure machine learning framework?
clojure
machine-learning
asked 2012-01-06T21:15:04.563
15
votes
3
answers
Machine learning algorithms in ruby
ruby
algorithm
frameworks
machine-learning
asked 2011-11-03T20:40:22.107
14
votes
2
answers
is it possible to use apache mahout without hadoop dependency?
java
hadoop
machine-learning
dependency-management
mahout
asked 2011-10-19T00:32:40.300
29
votes
4
answers
Maximum Likelihood Estimate pseudocode
python
statistics
machine-learning
pseudocode
asked 2011-10-10T20:05:45.357
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