/**
 * Field synonym mapping for evaluator input normalization.
 */
/**
 * Get all synonyms for a given field name, including the field itself.
 */
export declare function getFieldSynonyms(field: string): Set<string>;
/**
 * Normalize task output field names to match required evaluator fields using synonym mapping.
 */
export declare function normalizeTaskOutput(taskOutput: Record<string, unknown>, requiredFields: string[]): Record<string, unknown>;
/**
 * Get suggestions for a missing required field based on the available fields and synonym groups.
 */
export declare function getFieldSuggestions(missingField: string, availableFields: string[]): string[];
/**
 * Format a help string showing all accepted synonyms for a required field.
 */
export declare function formatFieldHelp(field: string): string;
/**
 * Minimal shape required to perform validation.
 * Avoids importing from experiment.interface to prevent circular dependencies.
 */
export interface EvaluatorWithRequiredFields {
    name?: string;
    requiredInputFields?: string[];
}
/**
 * Validate that task output contains all required fields for the given evaluators,
 * normalizing field names via synonym mapping first.
 *
 * Only evaluators that have requiredInputFields defined are validated.
 * Evaluators without requiredInputFields (e.g. plain string slugs resolved externally)
 * are skipped.
 */
export declare function validateAndNormalizeTaskOutput(taskOutput: Record<string, unknown>, evaluators: EvaluatorWithRequiredFields[]): Record<string, unknown>;
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