Spec for train trials. Top N [TrainTrialSpec.max_parallel_trial_count] search trials will be trained for every M [TrainTrialSpec.frequency] trials searched.
getMultiTrialAlgorithm
The multi-trial Neural Architecture Search (NAS) algorithm
type. Defaults to REINFORCEMENT_LEARNING.
Returns
Type
Description
int
setMultiTrialAlgorithm
The multi-trial Neural Architecture Search (NAS) algorithm
type. Defaults to REINFORCEMENT_LEARNING.
Parameter
Name
Description
var
int
Returns
Type
Description
$this
getMetric
Metric specs for the NAS job.
Validation for this field is done at multi_trial_algorithm_spec field.
Spec for train trials. Top N [TrainTrialSpec.max_parallel_trial_count]
search trials will be trained for every M
[TrainTrialSpec.frequency] trials searched.
Spec for train trials. Top N [TrainTrialSpec.max_parallel_trial_count]
search trials will be trained for every M
[TrainTrialSpec.frequency] trials searched.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-19 UTC."],[],[],null,["# Google Cloud Ai Platform V1 Client - Class MultiTrialAlgorithmSpec (1.35.0)\n\nVersion latestkeyboard_arrow_down\n\n- [1.35.0 (latest)](/php/docs/reference/cloud-ai-platform/latest/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.34.0](/php/docs/reference/cloud-ai-platform/1.34.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.33.0](/php/docs/reference/cloud-ai-platform/1.33.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.32.1](/php/docs/reference/cloud-ai-platform/1.32.1/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.31.0](/php/docs/reference/cloud-ai-platform/1.31.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.30.0](/php/docs/reference/cloud-ai-platform/1.30.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.26.0](/php/docs/reference/cloud-ai-platform/1.26.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.23.0](/php/docs/reference/cloud-ai-platform/1.23.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.22.0](/php/docs/reference/cloud-ai-platform/1.22.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.21.0](/php/docs/reference/cloud-ai-platform/1.21.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.20.0](/php/docs/reference/cloud-ai-platform/1.20.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.19.0](/php/docs/reference/cloud-ai-platform/1.19.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.18.0](/php/docs/reference/cloud-ai-platform/1.18.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.17.0](/php/docs/reference/cloud-ai-platform/1.17.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.16.0](/php/docs/reference/cloud-ai-platform/1.16.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.15.0](/php/docs/reference/cloud-ai-platform/1.15.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.14.0](/php/docs/reference/cloud-ai-platform/1.14.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.13.1](/php/docs/reference/cloud-ai-platform/1.13.1/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.12.0](/php/docs/reference/cloud-ai-platform/1.12.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.11.0](/php/docs/reference/cloud-ai-platform/1.11.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.10.0](/php/docs/reference/cloud-ai-platform/1.10.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.9.0](/php/docs/reference/cloud-ai-platform/1.9.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.8.0](/php/docs/reference/cloud-ai-platform/1.8.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.7.0](/php/docs/reference/cloud-ai-platform/1.7.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.6.0](/php/docs/reference/cloud-ai-platform/1.6.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.5.0](/php/docs/reference/cloud-ai-platform/1.5.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.4.0](/php/docs/reference/cloud-ai-platform/1.4.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.3.0](/php/docs/reference/cloud-ai-platform/1.3.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.2.0](/php/docs/reference/cloud-ai-platform/1.2.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.1.0](/php/docs/reference/cloud-ai-platform/1.1.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [1.0.0](/php/docs/reference/cloud-ai-platform/1.0.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.39.0](/php/docs/reference/cloud-ai-platform/0.39.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.38.0](/php/docs/reference/cloud-ai-platform/0.38.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.37.1](/php/docs/reference/cloud-ai-platform/0.37.1/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.32.0](/php/docs/reference/cloud-ai-platform/0.32.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.31.0](/php/docs/reference/cloud-ai-platform/0.31.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.30.0](/php/docs/reference/cloud-ai-platform/0.30.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.29.0](/php/docs/reference/cloud-ai-platform/0.29.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.28.0](/php/docs/reference/cloud-ai-platform/0.28.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.27.0](/php/docs/reference/cloud-ai-platform/0.27.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.26.2](/php/docs/reference/cloud-ai-platform/0.26.2/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.25.0](/php/docs/reference/cloud-ai-platform/0.25.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.24.0](/php/docs/reference/cloud-ai-platform/0.24.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.23.0](/php/docs/reference/cloud-ai-platform/0.23.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.22.0](/php/docs/reference/cloud-ai-platform/0.22.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.21.0](/php/docs/reference/cloud-ai-platform/0.21.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.20.0](/php/docs/reference/cloud-ai-platform/0.20.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.19.0](/php/docs/reference/cloud-ai-platform/0.19.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.18.0](/php/docs/reference/cloud-ai-platform/0.18.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.17.0](/php/docs/reference/cloud-ai-platform/0.17.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.16.0](/php/docs/reference/cloud-ai-platform/0.16.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.15.0](/php/docs/reference/cloud-ai-platform/0.15.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.13.0](/php/docs/reference/cloud-ai-platform/0.13.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.12.0](/php/docs/reference/cloud-ai-platform/0.12.0/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.11.1](/php/docs/reference/cloud-ai-platform/0.11.1/V1.NasJobSpec.MultiTrialAlgorithmSpec)\n- [0.10.0](/php/docs/reference/cloud-ai-platform/0.10.0/V1.NasJobSpec.MultiTrialAlgorithmSpec) \nReference documentation and code samples for the Google Cloud Ai Platform V1 Client class MultiTrialAlgorithmSpec.\n\nThe spec of multi-trial Neural Architecture Search (NAS).\n\nGenerated from protobuf message `google.cloud.aiplatform.v1.NasJobSpec.MultiTrialAlgorithmSpec`\n\nNamespace\n---------\n\nGoogle \\\\ Cloud \\\\ AIPlatform \\\\ V1 \\\\ NasJobSpec\n\nMethods\n-------\n\n### __construct\n\nConstructor.\n\n### getMultiTrialAlgorithm\n\nThe multi-trial Neural Architecture Search (NAS) algorithm\ntype. Defaults to `REINFORCEMENT_LEARNING`.\n\n### setMultiTrialAlgorithm\n\nThe multi-trial Neural Architecture Search (NAS) algorithm\ntype. Defaults to `REINFORCEMENT_LEARNING`.\n\n### getMetric\n\nMetric specs for the NAS job.\n\nValidation for this field is done at `multi_trial_algorithm_spec` field.\n\n### hasMetric\n\n### clearMetric\n\n### setMetric\n\nMetric specs for the NAS job.\n\nValidation for this field is done at `multi_trial_algorithm_spec` field.\n\n### getSearchTrialSpec\n\nRequired. Spec for search trials.\n\n### hasSearchTrialSpec\n\n### clearSearchTrialSpec\n\n### setSearchTrialSpec\n\nRequired. Spec for search trials.\n\n### getTrainTrialSpec\n\nSpec for train trials. Top N \\[TrainTrialSpec.max_parallel_trial_count\\]\nsearch trials will be trained for every M\n\\[TrainTrialSpec.frequency\\] trials searched.\n\n### hasTrainTrialSpec\n\n### clearTrainTrialSpec\n\n### setTrainTrialSpec\n\nSpec for train trials. Top N \\[TrainTrialSpec.max_parallel_trial_count\\]\nsearch trials will be trained for every M\n\\[TrainTrialSpec.frequency\\] trials searched."]]
