Class RandomSampler

Defined in File samplers.h

Inheritance Relationships

Base Type

public mindspore::dataset::Sampler (Class Sampler)

Class Documentation

class RandomSampler : public mindspore::dataset::Sampler 

A class to represent a Random Sampler in the data pipeline.

说明

Samples the elements randomly.

Public Functions

explicit RandomSampler(bool replacement = false, int64_t num_samples = 0)

Constructor.

Example

/* creates a RandomSampler that will get 10 samples randomly */
std::string folder_path = "/path/to/image/folder";
std::shared_ptr<Dataset> ds = ImageFolder(folder_path, true, std::make_shared<RandomSampler>(false, 10));

参数

replacement – [in] If true, put the sample ID back for the next draw (default=false).
num_samples – [in] The number of samples to draw (default=0, return all samples).

~RandomSampler() = default: Destructor.