\cite{Ascend_Fleets,Eurostat_database,GAMA_statistics,EU_Pocketbook,IDC_tracker,IEA_4E_Mapping_and_Benchmarking,ITU_statistics,IT_Candor_sales_data,IT_Candor_methodology,World_Bank_Open_Data,Landscape_alternative_energy,Inventory_of_ever_used_IPC_symbols}

Building a technology classification model from Technology Life Cycle features

Technology adoption data collection and aggregation

TBD