Tag: k-nn

10 Learning with Positive labels only 2020-09-21T20:08:01.127

7 How to decide the shape of input features, when each data file is of different length? 2018-09-13T10:00:35.187

7 How to decide how many n_neighbors to consider while implementing LocalOutlierFactor? 2019-03-10T19:32:05.310

6 Mapping of categorical features into binary indicator features 2019-06-24T11:43:35.437

6 How to add data points to a trained KNN 2020-02-27T02:31:05.150

5 Is K-NN applicable for binary variables? 2018-07-28T13:02:35.863

5 Coordinate System's influence on $L$ distances (Manhattan and Euclidean) 2019-05-24T00:01:58.683

4 Why is cross-validation score so low? 2018-04-23T16:53:58.853

4 How to calculate the silhouette coefficient? 2018-05-23T12:48:45.797

4 Sklearn: unsupervised knn vs k-means 2018-07-06T01:23:28.477

4 A metric between trees 2019-01-14T19:18:03.727

4 Is there an algorithm that imputes missing values based on n nearest columns? (KNN hybrid) 2019-04-13T00:24:16.610

4 K Nearest Neighbour with different distance matrix to each datapoint 2019-04-20T01:06:51.337

4 How to save a knn model? 2019-05-27T11:11:10.750

4 KNN Regression: Distance function and/or vector representation for datetime features 2020-08-11T16:11:07.113

3 How does sklearn KNeighborsClassifier compute class probabilites? 2018-02-03T23:50:01.190

3 Evaluation metrics for Decision Tree regressor and KNN regressor 2018-05-10T01:52:35.937

3 k-Nearest Neighbours with time series data - how to obtain whole-time-period estimators 2018-05-11T17:16:45.167

3 sklearn.neighbors.NearestNeighbors - knn for unsupervised learning? 2018-07-05T20:10:42.533

3 Why isn't local averaging (including KNN) used often for regression? 2018-09-14T02:03:21.143

3 Regression for discrete values? 2018-12-20T06:49:29.620

3 Is the distance in Nearest Neighbors a good measure of similarity? 2019-07-24T18:56:02.667

3 How to predict the value in KNN? 2019-08-09T17:19:56.197

3 What does big O mean in KNN optimal weights? 2019-08-13T03:43:35.503

3 find most dense neighborhood of points in high dimensional space 2020-01-23T16:33:48.357

3 Why does my KNeighborsClassifier graph look like this? 2020-03-04T19:41:17.487

3 Which model is better for incremental learning? 2020-06-01T04:17:28.073

3 Could my AI classifier be extended to categorical data? 2020-09-14T21:26:43.263

3 Optimal selection of k in K-NN 2021-01-03T09:42:07.593

3 Understanding Learning Curves 2021-01-19T01:52:59.350

2 Find which type of log using machine learning? 2018-02-05T06:24:59.650

2 How to weigh feature array 2018-05-14T12:22:20.297

2 Knn and euclidean distance 2018-05-17T08:24:35.950

2 How can I apply PCA to KNN? 2018-06-06T11:36:53.607

2 scalable tools to build kNN graph over sparse data 2018-07-18T06:08:48.143

2 Taking Neural Network's false positives as the recommendation system result? 2018-08-20T13:27:53.377

2 Creating a single number from a numpy array - Python 2018-10-02T18:05:30.243

2 How does KNN work if there are duplicates? 2018-11-24T22:42:24.733

2 How Does Weighted KNN Work? 2018-12-10T01:18:46.627

2 K-Nearest Neighbours algorithm explanation needed 2019-04-24T11:41:22.420

2 Item-based recommender using K-NN 2019-07-13T09:14:18.137

2 values passed to user-defined distance function by KNeighborsClassifier is wrong 2019-08-10T08:33:00.330

2 Varying the number of neighbors in nearest-neighbors regression 2019-09-09T12:56:09.277

2 KNN with mixed data (feature set) 2019-12-18T03:50:36.060

2 KNN custom transformer shows same accuracy for every k i set 2019-12-30T13:24:39.577

2 Machine learning on classifying speech 2020-05-09T12:24:54.953

2 KNN Imputation utilize mean or mode? 2020-07-09T19:16:31.837

2 Using KNN to categorise inventory (physical stock items) - is it the best way? 2020-07-21T05:26:56.243

2 Classification and clustering of Time series data of temperature 2020-09-05T17:40:56.810

2 Missing value Imputation in dataset 2020-09-18T09:09:43.330

1 Question about Knn and split validation 2018-05-12T17:48:54.073

1 Python-SQL database 2018-07-10T09:22:18.550

1 How to determine the k in kNN 2018-08-15T04:52:52.373

1 Problem with calculating error rate for KNN 2018-10-02T06:53:33.097

1 Best way to find dissimilarity in a 6x2 DataFrame? 2018-11-06T04:14:35.510

1 How can I implement tangent distance for k-nearest neighbor in python/scikit-learn? 2018-12-01T23:35:01.707

1 Features selection in KNN 2018-12-04T16:50:37.473

1 ValueError: operands could not be broadcast together with shapes (140,) (10230,) 2018-12-17T13:16:55.430

1 Scaling label encoded values for Linear Algorithms 2019-01-15T05:56:45.067

1 Training anomaly detection on text string 2019-02-15T11:04:48.790

1 Choosing k value in KNN classifier? 2019-04-08T18:36:42.387

1 Can `k=1` be a good choice for K neighbors classification? 2019-04-20T08:30:34.540

1 KNN RandomizedSearchCV typerror 2019-06-30T10:52:03.273

1 Reverse engineering a distance metric from the output of a k-NN 2019-07-03T03:03:01.877

1 logic behind weighted KNN 2019-07-10T10:31:23.010

1 What is the Value of X in KNN and Why? 2019-07-10T11:24:58.707

1 Ball Tree and Pseudometrics 2019-08-15T08:15:01.843

1 Is Annoy a machine learning algorithm to find nearest neighbor ? and is it similar to K nearest neighbor algorithm? 2019-10-23T06:24:50.670

1 Making Sense of this Error Message 2019-11-02T21:00:22.377

1 Maybe wrong values for precision and recall 2019-11-12T18:59:40.783

1 Converting Text Entries into values for machine learning - KNN 2019-11-14T19:53:25.040

1 Which kNN model to chose? 2019-12-17T21:56:48.470

1 How can I compare my regressors? 2019-12-30T17:20:56.113

1 euclidean distance between true value and estimated value as input for knn 2020-01-11T18:58:31.700

1 How are images (roughly) clustered when using KNN 2020-01-17T08:25:43.593

1 Recommendations based on other products seen 2020-02-26T12:51:17.190

1 Can someone provide me the code of the MiLoF(Memory Efficient Local Outlier Factor) algorithm? 2020-03-26T07:38:46.320

1 Use KNN as a clustering method 2020-04-26T17:05:48.663

1 Could you help me to resolve this exercise of K-NN? 2020-05-19T01:53:46.500

1 Identify the parameter causing the anomaly in a multivariate dataset 2020-05-31T17:21:55.527

1 Redo preprocess on unknown row 2020-09-10T09:44:15.280

1 Standardization on training and split data 2020-09-17T19:55:55.140

1 Is it possible to use kNN with streaming data 2021-01-13T19:44:42.763

1 KNN with high-variance data 2021-01-28T06:28:52.750

0 Testing unsupervised clustering 2018-03-12T19:30:21.757

0 Is there a way to standardize latitude and longitude to be used as predictors in KNN algorithm? 2018-04-01T21:27:26.850

0 Visualizing Decision Tree of K-Nearest-Neighbours classifier 2018-04-03T13:59:21.020

0 How to get nearest 5 points mean with Nearest Neighbours? 2018-05-12T19:54:08.427

0 advice on distance metric for knn w/image recognition 2018-06-15T01:45:13.407

0 Is there an upper bound for k in nearest neighbors-based methods? 2018-10-09T08:10:35.547

0 Is there any way of ordering/sorting vectors? 2018-11-17T08:01:43.713

0 How to handle date data for Knn? 2018-12-16T14:42:21.613

0 Why do I not get 100% Accuracy with KNN with $K=1$ 2018-12-30T20:33:07.237

0 Date transformation for KNN 2019-03-29T19:18:44.987

0 Date transformation for KNN to get distance 2019-03-29T20:53:23.820

0 Normalization(minmax) gives me worse results than before in KNN, follow up actions? 2019-04-22T16:02:27.290

0 adding a supervising process during knn process 2019-07-04T09:21:29.267

0 Machine Learning algorithm for detecting anomalies in large sets of events 2019-07-15T18:37:23.563

0 kNN vs Logistic Regression 2019-10-12T14:13:16.100