Useful tips for everyday
Do I need an index on a foreign key? MySQL requires that foreign key columns be indexed; if you create a table with a foreign…
How can I introduce multiple conditions in LIKE operator? CREATE TEMPORARY TABLE patterns ( pattern VARCHAR(20) ); INSERT INTO patterns VALUES (‘ABC%’), (‘XYZ%’), (‘PQR%’); SELECT…
How much data is enough for classification? Computer Vision: For image classification using deep learning, a rule of thumb is 1,000 images per class, where…
Can you use cross validation for regression? (Cross-validation in the context of linear regression is also useful in that it can be used to select…
Does HDF5 support concurrent reads? Unfortunately, the current implementation of the HDF5 Library (1.8. x) does not easily support concurrent reading from an HDF5 file…
What is difference between SVM and Naive Bayes? 2 Answers. The biggest difference between the models you’re building from a “features” point of view is…
How can I find text from an image online? How to recognize text from image? Upload images or PDFs. Select files from Computer, Google Drive,…
How do I change my weight on AdaBoost? Step 1: Assign Equal Weights to all the observations. Initially assign same weights to each record in…
What does low F1 score mean? An F1 score reaches its best value at 1 and worst value at 0. A low F1 score is…
How do you improve the accuracy of a neural network? Now we’ll check out the proven way to improve the performance(Speed and Accuracy both) of…