Tag: classification

212 How to set class weights for imbalanced classes in Keras? 2016-08-17T09:35:45.110

59 Cosine similarity versus dot product as distance metrics 2014-07-15T21:30:11.600

42 Deep Learning vs gradient boosting: When to use what? 2014-11-20T06:49:00.357

41 How to get accuracy, F1, precision and recall, for a keras model? 2019-02-06T13:29:24.533

34 Quick guide into training highly imbalanced data sets 2014-09-12T15:20:51.767

32 When to use Random Forest over SVM and vice versa? 2015-08-20T04:16:43.303

32 What is the best Keras model for multi-class classification? 2016-02-01T15:18:33.907

29 What algorithms should I use to perform job classification based on resume data? 2014-07-03T16:11:22.637

28 Are decision tree algorithms linear or nonlinear 2015-08-13T13:59:52.603

27 What is difference between text classification and topic models? 2014-08-12T03:50:52.303

27 Unbalanced multiclass data with XGBoost 2017-01-16T12:53:12.653

25 When would one use Manhattan distance as opposed to Euclidean distance? 2017-06-30T06:28:15.000

23 Text categorization: combining different kind of features 2014-08-17T17:29:44.123

23 What is the reason behind taking log transformation of few continuous variables? 2018-10-23T13:08:02.707

22 Early stopping on validation loss or on accuracy? 2018-08-20T12:22:25.053

20 How to increase accuracy of classifiers? 2014-07-16T09:49:15.933

19 How is a splitting point chosen for continuous variables in decision trees? 2017-11-03T21:45:09.203

18 Choose binary classification algorithm 2014-06-15T14:01:38.233

18 Merging sparse and dense data in machine learning to improve the performance 2016-04-06T05:14:11.457

18 XGBoost outputs tend towards the extremes 2018-01-24T00:52:02.337

17 One-Class discriminatory classification with imbalanced, heterogenous Negative background? 2014-06-11T10:11:59.397

17 Binary classification model for unbalanced data 2014-06-23T07:03:15.643

16 Should I use a decision tree or logistic regression for classification? 2015-06-09T09:37:11.537

16 What is the exact definition of VC dimension? 2018-06-03T05:13:09.600

16 How to interpret classification report of scikit-learn? 2019-12-08T23:17:19.540

15 What is the difference between feature generation and feature extraction? 2015-01-19T14:26:57.117

15 Using attributes to classify/cluster user profiles 2015-05-19T23:34:25.213

15 Predict the best time of call 2016-09-21T08:08:19.270

15 How to handle a zero factor in Naive Bayes Classifier calculation? 2016-12-05T14:01:22.910

14 Best way to classify datasets with mixed types of attributes 2014-06-17T00:16:24.287

14 Sentiment data for Emoji 2014-08-12T07:57:03.283

14 why we need to handle data imbalance? 2017-11-06T06:15:29.570

14 Train, test split of unbalanced dataset classification 2018-06-08T09:49:13.647

13 Algorithm for generating classification rules 2014-05-22T21:47:26.980

13 What is the difference between global and universal compression methods? 2014-06-18T15:27:23.313

13 Measuring performance of different classifiers with different sample sizes 2014-06-28T14:57:18.177

13 Unstructured text classification 2014-09-05T12:08:11.347

13 Classify Customers based on 2 features AND a Time series of events 2016-01-07T08:32:42.970

13 How to use RBM for classification? 2016-10-16T18:36:36.450

13 How to calculate VC-dimension? 2017-01-06T10:23:05.917

12 How does the naive Bayes classifier handle missing data in training? 2014-12-16T13:07:55.063

12 Document classification using convolutional neural network 2016-04-11T09:10:18.440

12 When should we consider a dataset as imbalanced? 2016-05-16T11:36:14.850

12 Using a pre trained CNN classifier and apply it on a different image dataset 2018-02-27T23:10:24.410

12 The differences between SVM and Logistic Regression 2018-05-09T15:34:56.877

12 How can I do classification with categorical data which is not fixed? 2018-08-27T13:31:41.083

12 How will Occam's Razor principle work in Machine learning 2019-03-07T05:26:08.060

11 Build a binary classifier with only positive and unlabeled data 2014-07-07T09:34:36.950

11 How much time do scikit classifiers take to classify? 2014-10-01T13:26:52.037

11 What regression to use to calculate the result of election in a multiparty system? 2014-11-29T16:05:08.810

11 Unbalanced classes -- How to minimize false negatives? 2015-11-12T16:09:57.543

11 When do we say that the dataset is not classifiable? 2017-12-05T12:09:52.173

11 What is the best method for classification of time series data? Should I use LSTM or a different method? 2018-05-29T19:39:32.610

11 What's the difference between Sklearn F1 score 'micro' and 'weighted' for a multi class classification problem? 2018-11-08T06:25:48.820

11 LightGBM results differently depending on the order of the data 2019-04-30T17:09:01.843

10 Skewed multi-class data 2014-07-14T13:53:28.437

10 Why might several types of models give almost identical results? 2014-08-18T14:56:13.800

10 Libraries for (label propagation algorithms/frequent subgraph mining) for graphs in R 2014-08-27T13:01:14.643

10 How can I classify text considering word order, instead of just using a bag-of-words approach? 2014-10-02T23:15:27.050

10 Implementing Complementary Naive Bayes in python? 2015-06-21T08:22:39.630

10 How to determine the complexity of an English sentence? 2017-06-03T20:12:19.593

10 Can I use cosine similarity as a distance metric in a KNN algorithm 2018-01-09T16:05:11.893

10 What are helpful annotation tools (if any) 2018-03-04T09:45:10.040

10 High model accuracy vs very low validation accuarcy 2018-04-04T09:02:27.417

10 Products classification by name 2019-03-01T18:10:18.617

10 macro average and weighted average meaning in classification_report 2020-01-04T10:38:34.497

10 What is a good interpretation of this 'learning curve' plot? 2020-06-27T09:36:32.220

9 Using SVM as a binary classifier, is the label for a data point chosen by consensus? 2014-05-21T15:12:18.980

9 Relational Data Mining without ILP 2014-06-17T13:46:06.367

9 Suggest text classifier training datasets 2014-06-18T16:21:12.203

9 Using NLP to automate the categorization of user description 2014-12-09T20:49:37.093

9 How to use Cohen's Kappa as the evaluation metric in GridSearchCV in Scikit Learn? 2015-09-11T03:00:48.897

9 Covariate shift detection 2015-10-02T09:49:55.943

9 Classification of vector sequences 2015-10-07T19:14:44.173

9 Classify multivariate time series 2017-05-09T08:33:11.113

9 Can training label confidence be used to improve prediction accuracy? 2017-05-24T16:13:03.890

9 How do I approach a classification problem where one of the classes is defined by 'not any of the others' 2017-06-17T18:05:48.523

9 Can The linearly non-separable data be learned using polynomial features with logistic regression? 2017-08-02T10:47:37.473

9 Imbalanced data causing mis-classification on multiclass dataset 2018-02-16T11:09:56.917

9 How can I perform stratified sampling for multi-label multi-class classification? 2018-06-13T11:18:12.543

9 Is there any consensus on choosing an appropriate ML approach? 2018-09-09T06:23:49.000

9 Can we remove features that have zero-correlation with the target/label? 2018-11-02T08:48:26.757

9 How do i calculate prediction probability of a class in Java Weka Api? 2018-11-06T00:49:41.107

9 how to check the distribution of the training set and testing set are similar 2019-04-18T11:22:01.990

9 Is (nearly) all data separable? 2020-01-01T17:03:52.303

8 How to get an aggregate confusion matrix from n different classifications 2014-06-05T09:00:27.950

8 Which cross-validation type best suits to binary classification problem 2014-08-06T08:41:44.967

8 Difference between tf-idf and tf with Random Forests 2014-09-16T08:14:06.307

8 Document classification: tf-idf prior to or after feature filtering? 2014-12-10T16:08:03.537

8 Which classification algorithms to try for classifying text data into 300 categories 2015-05-07T08:52:40.293

8 How to learn spam email detection? 2015-06-01T12:36:23.203

8 One Hot encoding for large number of values 2015-10-03T18:37:16.597

8 Is there any domain where Spiking Neural Networks outperform other algorithms (non-spiking)? 2016-04-29T15:43:44.527

8 CNN for phoneme recognition 2017-04-29T01:58:47.287

8 Why doesn't overfitting devastate neural networks for MNIST classification? 2017-06-21T10:11:25.860

8 Convolutional network for classification, extremely sensitive to lighting 2017-09-03T15:04:51.820

8 Are the raw probabilities obtained from XGBoost, representative of the true underlying probabilties? 2018-03-08T12:42:35.623

8 Categorization of approaches to deal with imbalanced classes 2018-06-08T05:10:45.573

8 How can I calculate AUC from the ROC curve for the classification? 2018-11-02T01:04:34.030