Examples with CreateClassifierOptions com.ibm.watson.developer_cloud.natural_language_classifier.v1.model.CreateClassifierOptions used on opensource projects

Example 1 with CreateClassifierOptions

use of com.ibm.watson.developer_cloud.natural_language_classifier.v1.model.CreateClassifierOptions in project java-sdk by watson-developer-cloud.

the class NaturalLanguageClassifierIT method aCreate.

/**
 * Creates the classifier.
 *
 * @throws Exception the exception
 */
@Test
public void aCreate() throws Exception {
    final File trainingData = new File("src/test/resources/natural_language_classifier/weather_data_train.csv");
    final File metadata = new File("src/test/resources/natural_language_classifier/metadata.json");
    CreateClassifierOptions createOptions = new CreateClassifierOptions.Builder().metadata(metadata).trainingData(trainingData).trainingDataFilename("weather_data_train.csv").build();
    Classifier classifier = service.createClassifier(createOptions).execute();
    try {
        assertNotNull(classifier);
        assertEquals(Status.TRAINING, classifier.getStatus());
        assertEquals("test-classifier", classifier.getName());
        assertEquals("en", classifier.getLanguage());
    } finally {
        classifierId = classifier.getClassifierId();
    }
}

Example 2 with CreateClassifierOptions

use of com.ibm.watson.developer_cloud.natural_language_classifier.v1.model.CreateClassifierOptions in project java-sdk by watson-developer-cloud.

the class NaturalLanguageClassifierTest method testCreateClassifier.

/**
 * Test create classifier.
 *
 * @throws InterruptedException the interrupted exception
 */
@Test
public void testCreateClassifier() throws InterruptedException, FileNotFoundException {
    server.enqueue(jsonResponse(classifier));
    File metadata = new File(RESOURCE + "metadata.json");
    File trainingData = new File(RESOURCE + "weather_data_train.csv");
    CreateClassifierOptions createOptions = new CreateClassifierOptions.Builder().metadata(metadata).trainingData(trainingData).trainingDataFilename("weather_data_train.csv").build();
    final Classifier response = service.createClassifier(createOptions).execute();
    final RecordedRequest request = server.takeRequest();
    assertEquals(CLASSIFIERS_PATH, request.getPath());
    assertEquals(classifier, response);
}

Example 3 with CreateClassifierOptions

use of com.ibm.watson.developer_cloud.natural_language_classifier.v1.model.CreateClassifierOptions in project java-sdk by watson-developer-cloud.

the class NaturalLanguageClassifier method createClassifier.

/**
 * Create classifier.
 *
 * This method is here for backwards-compatibility with the old version of createClassifier.
 *
 * @param name the classifier name
 * @param language IETF primary language for the classifier. for example: 'en'
 * @param trainingData the set of questions and their "keys" used to adapt a system to a domain (the ground truth)
 * @return the classifier
 * @throws FileNotFoundException if the file could not be found
 */
public ServiceCall<Classifier> createClassifier(String name, String language, File trainingData) throws FileNotFoundException {
    Map<String, String> metadataMap = new HashMap<>();
    metadataMap.put("name", name);
    metadataMap.put("language", language);
    String metadataString = GsonSingleton.getGson().toJson(metadataMap);
    CreateClassifierOptions createClassifierOptions = new CreateClassifierOptions.Builder().metadata(new ByteArrayInputStream(metadataString.getBytes())).trainingData(trainingData).build();
    return createClassifier(createClassifierOptions);
}

Example 4 with CreateClassifierOptions

use of com.ibm.watson.developer_cloud.natural_language_classifier.v1.model.CreateClassifierOptions in project java-sdk by watson-developer-cloud.

the class NaturalLanguageClassifier method createClassifier.

/**
 * Create classifier.
 *
 * Sends data to create and train a classifier and returns information about the new classifier.
 *
 * @param createClassifierOptions the {@link CreateClassifierOptions} containing the options for the call
 * @return a {@link ServiceCall} with a response type of {@link Classifier}
 */
public ServiceCall<Classifier> createClassifier(CreateClassifierOptions createClassifierOptions) {
    Validator.notNull(createClassifierOptions, "createClassifierOptions cannot be null");
    String[] pathSegments = { "v1/classifiers" };
    RequestBuilder builder = RequestBuilder.post(RequestBuilder.constructHttpUrl(getEndPoint(), pathSegments));
    MultipartBody.Builder multipartBuilder = new MultipartBody.Builder();
    multipartBuilder.setType(MultipartBody.FORM);
    RequestBody trainingMetadataBody = RequestUtils.inputStreamBody(createClassifierOptions.metadata(), "application/json");
    multipartBuilder.addFormDataPart("training_metadata", createClassifierOptions.metadataFilename(), trainingMetadataBody);
    RequestBody trainingDataBody = RequestUtils.inputStreamBody(createClassifierOptions.trainingData(), "text/csv");
    multipartBuilder.addFormDataPart("training_data", createClassifierOptions.trainingDataFilename(), trainingDataBody);
    builder.body(multipartBuilder.build());
    return createServiceCall(builder.build(), ResponseConverterUtils.getObject(Classifier.class));
}

Example 5 with CreateClassifierOptions

use of com.ibm.watson.developer_cloud.natural_language_classifier.v1.model.CreateClassifierOptions in project java-sdk by watson-developer-cloud.

the class VisualRecognitionExample method main.

public static void main(String[] args) {
    VisualRecognition service = new VisualRecognition("2016-05-20");
    service.setApiKey("<api-key>");
    System.out.println("Classify an image");
    ClassifyOptions options = new ClassifyOptions.Builder().imagesFile(new File("src/test/resources/visual_recognition/car.png")).imagesFilename("car.png").build();
    ClassifiedImages result = service.classify(options).execute();
    System.out.println(result);
    System.out.println("Create a classifier with positive and negative images");
    CreateClassifierOptions createOptions = new CreateClassifierOptions.Builder().name("foo").addClass("car", new File("src/test/resources/visual_recognition/car_positive.zip")).addClass("baseball", new File("src/test/resources/visual_recognition/baseball_positive.zip")).negativeExamples(new File("src/test/resources/visual_recognition/negative.zip")).build();
    Classifier foo = service.createClassifier(createOptions).execute();
    System.out.println(foo);
    System.out.println("Classify using the 'Car' classifier");
    options = new ClassifyOptions.Builder().imagesFile(new File("src/test/resources/visual_recognition/car.png")).imagesFilename("car.png").addClassifierId(foo.getClassifierId()).build();
    result = service.classify(options).execute();
    System.out.println(result);
    System.out.println("Update a classifier with more positive images");
    UpdateClassifierOptions updateOptions = new UpdateClassifierOptions.Builder().classifierId(foo.getClassifierId()).addClass("car", new File("src/test/resources/visual_recognition/car_positive.zip")).build();
    Classifier updatedFoo = service.updateClassifier(updateOptions).execute();
    System.out.println(updatedFoo);
}