Class PreferenceOptimizationSpec
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public abstract class PreferenceOptimizationSpec extends JsonSerializable
Preference optimization tuning spec for tuning.
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Nested Class Summary
Nested Classes Modifier and Type Class Description public abstract classPreferenceOptimizationSpec.BuilderBuilder for PreferenceOptimizationSpec.
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Field Summary
Fields Modifier and Type Field Description public final static StringMAX_READ_LENGTH_PROPERTY
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Constructor Summary
Constructors Constructor Description PreferenceOptimizationSpec()
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Method Summary
Modifier and Type Method Description abstract Optional<Boolean>exportLastCheckpointOnly()Optional. abstract Optional<PreferenceOptimizationHyperParameters>hyperParameters()Optional. abstract Optional<String>trainingDatasetUri()Required. abstract Optional<String>validationDatasetUri()Optional. static PreferenceOptimizationSpec.Builderbuilder()Instantiates a builder for PreferenceOptimizationSpec. abstract PreferenceOptimizationSpec.BuildertoBuilder()Creates a builder with the same values as this instance. static PreferenceOptimizationSpecfromJson(String jsonString)Deserializes a JSON string to a PreferenceOptimizationSpec object. -
Methods inherited from class com.google.genai.JsonSerializable
fromJsonNode, fromJsonString, objectMapper, setMaxReadLength, stringToJsonNode, toJson, toJsonNode, toJsonString -
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Method Detail
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exportLastCheckpointOnly
abstract Optional<Boolean> exportLastCheckpointOnly()
Optional. If set to true, disable intermediate checkpoints for Preference Optimization and only the last checkpoint will be exported. Otherwise, enable intermediate checkpoints for Preference Optimization. Default is false.
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hyperParameters
abstract Optional<PreferenceOptimizationHyperParameters> hyperParameters()
Optional. Hyperparameters for Preference Optimization.
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trainingDatasetUri
abstract Optional<String> trainingDatasetUri()
Required. Cloud Storage path to file containing training dataset for preference optimization tuning. The dataset must be formatted as a JSONL file.
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validationDatasetUri
abstract Optional<String> validationDatasetUri()
Optional. Cloud Storage path to file containing validation dataset for preference optimization tuning. The dataset must be formatted as a JSONL file.
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builder
static PreferenceOptimizationSpec.Builder builder()
Instantiates a builder for PreferenceOptimizationSpec.
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toBuilder
abstract PreferenceOptimizationSpec.Builder toBuilder()
Creates a builder with the same values as this instance.
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fromJson
static PreferenceOptimizationSpec fromJson(String jsonString)
Deserializes a JSON string to a PreferenceOptimizationSpec object.
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