import type { Contribution, ExplorerState, ResearchProject, TransectDataset } from './model';
export declare function projectPeople(projectId: string, data: TransectDataset): {
    person: import("./model").PersonProfile;
    contributions: Contribution[];
}[];
export declare function filterProjects(data: TransectDataset, state: ExplorerState): ResearchProject[];
export declare function initials(name: string): string;
export declare function formatContribution(item: Contribution): string;
export declare function safeExternalUrl(value: string): string | null;
export declare function sourceLinkLabel(value: string): string;
export declare function formatDate(value: string): string;
export declare function formatFullDate(value: string): string;
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