{"cited_by_count":8271,"description":"This cluster of papers focuses on the strategic management of technological obsolescence, including forecasting, refreshment, and mitigation strategies for components, products, and software. It also addresses the challenges of obsolescence in long-life systems, financial services, and aerospace industry, emphasizing sustainability in engineering systems.","display_name":"Transportation Systems and Infrastructure","domain_id":"2","external_ids":{"openalex":"https://openalex.org/T14014","wikipedia":"https://en.wikipedia.org/wiki/Obsolescence_Management"},"field_id":"14","id":"T14014","keywords":[{"display_name":"obsolescence management","id":"obsolescence-management","score":0.6879,"url":"https://openalex.org/keywords/obsolescence-management"},{"display_name":"component obsolescence","id":"component-obsolescence","score":0.3825,"url":"https://openalex.org/keywords/component-obsolescence"},{"display_name":"end of support","id":"end-of-support","score":0.2111,"url":"https://openalex.org/keywords/end-of-support"}],"legacy_keywords":["Obsolescence Forecasting","Technology Refreshment","Component Obsolescence","Product Deletion","System Redesign Planning","Financial Services Elimination","Software Obsolescence","DMSMS Management","Sustainability in Engineering Systems","Aerospace Industry Challenges"],"openalex_id":"https://openalex.org/T14014","source_created_date":"2024-01-23T15:27:20","source_updated_date":"2026-10-17T03:02:00","subfield_id":"1405","url":"/topics/T14014","works_api_url":"https://api.openalex.org/works?filter=topics.id:T14014","works_count":3486,"label":"Transportation Systems and Infrastructure","provider":"openalex","revision":"3cdc96a8a476f558","taxonomy_revision":"f050b5d4780b1289","title":"Transportation Systems and Infrastructure","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"38294360135888564","address_version":"morton4x16-v1","coordinates":[2,14,1405,14014],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}