preview - Read first row of data in datastore - MATLAB (original) (raw)
Main Content
Read first row of data in datastore
Syntax
Description
preview([ds](#mw%5Ffc623a37-f39e-4bd9-8573-e778fe2f1eb2)) returns the first row of data in the input datastore.
Examples
Load training data that contains bounding boxes with labels for a vehicles class.
data = load('vehicleTrainingData.mat'); trainingData = data.vehicleTrainingData;
Add the fullpath to the local vehicle data folder.
dataDir = fullfile(toolboxdir('vision'),'visiondata'); trainingData.imageFilename = fullfile(dataDir,trainingData.imageFilename); blds = boxLabelDatastore(trainingData(:,2:end));
Preview the data from the box label datastore.
ans=1×2 cell array {[126 78 20 16]} {[vehicle]}
Input Arguments
Version History
Introduced in R2020a