Historical Data
Past data collected over time that is stored for analysis, comparison, and trend identification.
Full Definition
Historical Data refers to past data collected over time that is stored for analysis, comparison, and trend identification. In building operations, historical data includes past sensor readings, energy consumption, maintenance records, and equipment performance metrics. This data enables facility managers to understand long-term trends, compare current performance to past performance, identify seasonal patterns, and make informed decisions about maintenance, upgrades, and optimization. Historical data is typically stored in databases or data lakes for extended periods to support analysis and reporting.
Related Terms
Time Series Data
A sequence of data points collected over time, such as temperature readings or energy consumption values.
Trend Analysis
The examination of historical data over time to identify patterns, predict future behavior, and detect anomalies.
Benchmarking
The process of comparing building performance metrics against industry standards or similar buildings to identify improvement opportunities.