Ajustar o modelo de base da linguagem (IA generativa)

Ajustar modelos de base de linguagem com um conjunto de dados de ajuste.

Exemplo de código

Java

Antes de testar esse exemplo, siga as instruções de configuração para Java no Guia de início rápido da Vertex AI sobre como usar bibliotecas de cliente. Para mais informações, consulte a documentação de referência da API Vertex AI para Java.

Para autenticar na Vertex AI, configure o Application Default Credentials. Para mais informações, consulte Configurar a autenticação para um ambiente de desenvolvimento local.

import com.google.cloud.aiplatform.v1.CreatePipelineJobRequest;
import com.google.cloud.aiplatform.v1.LocationName;
import com.google.cloud.aiplatform.v1.PipelineJob;
import com.google.cloud.aiplatform.v1.PipelineJob.RuntimeConfig;
import com.google.cloud.aiplatform.v1.PipelineServiceClient;
import com.google.cloud.aiplatform.v1.PipelineServiceSettings;
import com.google.protobuf.Value;
import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

public class CreatePipelineJobModelTuningSample {

  public static void main(String[] args) throws IOException {
    // TODO(developer): Replace these variables before running the sample.
    String project = "PROJECT";
    String location = "europe-west4"; // europe-west4 and us-central1 are the supported regions
    String pipelineJobDisplayName = "PIPELINE_JOB_DISPLAY_NAME";
    String modelDisplayName = "MODEL_DISPLAY_NAME";
    String outputDir = "OUTPUT_DIR";
    String datasetUri = "DATASET_URI";
    int trainingSteps = 300;

    createPipelineJobModelTuningSample(
        project,
        location,
        pipelineJobDisplayName,
        modelDisplayName,
        outputDir,
        datasetUri,
        trainingSteps);
  }

  // Create a model tuning job
  public static void createPipelineJobModelTuningSample(
      String project,
      String location,
      String pipelineJobDisplayName,
      String modelDisplayName,
      String outputDir,
      String datasetUri,
      int trainingSteps)
      throws IOException {
    final String endpoint = String.format("%s-aiplatform.googleapis.com:443", location);
    PipelineServiceSettings pipelineServiceSettings =
        PipelineServiceSettings.newBuilder().setEndpoint(endpoint).build();

    // Initialize client that will be used to send requests. This client only needs to be created
    // once, and can be reused for multiple requests.
    try (PipelineServiceClient client = PipelineServiceClient.create(pipelineServiceSettings)) {
      Map<String, Value> parameterValues = new HashMap<>();
      parameterValues.put("project", stringToValue(project));
      parameterValues.put("model_display_name", stringToValue(modelDisplayName));
      parameterValues.put("dataset_uri", stringToValue(datasetUri));
      parameterValues.put(
          "location",
          stringToValue(
              "us-central1")); // Deployment is only supported in us-central1 for Public Preview
      parameterValues.put("large_model_reference", stringToValue("text-bison@001"));
      parameterValues.put("train_steps", numberToValue(trainingSteps));
      parameterValues.put("accelerator_type", stringToValue("GPU")); // Optional: GPU or TPU

      RuntimeConfig runtimeConfig =
          RuntimeConfig.newBuilder()
              .setGcsOutputDirectory(outputDir)
              .putAllParameterValues(parameterValues)
              .build();

      PipelineJob pipelineJob =
          PipelineJob.newBuilder()
              .setTemplateUri(
                  "https://us-kfp.pkg.dev/ml-pipeline/large-language-model-pipelines/tune-large-model/v2.0.0")
              .setDisplayName(pipelineJobDisplayName)
              .setRuntimeConfig(runtimeConfig)
              .build();

      LocationName parent = LocationName.of(project, location);
      CreatePipelineJobRequest request =
          CreatePipelineJobRequest.newBuilder()
              .setParent(parent.toString())
              .setPipelineJob(pipelineJob)
              .build();

      PipelineJob response = client.createPipelineJob(request);
      System.out.format("response: %s\n", response);
      System.out.format("Name: %s\n", response.getName());
    }
  }

  static Value stringToValue(String str) {
    return Value.newBuilder().setStringValue(str).build();
  }

  static Value numberToValue(int n) {
    return Value.newBuilder().setNumberValue(n).build();
  }
}

A seguir

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