Classification of technology keywords based on ARIMA forecasts
| Category | Definition | Keywords |
|---|---|---|
| Hot | Lower bound of 95% CI shows a positive growth trend | device, control, circuit, speed, sensor, signal |
| Active | Forecast is stable or growing, but does not meet “Hot” criteria | track, manufacturing, rail, structure, brake |
| Cold | Upper bound of 95% CI shows a clear declining trend | entrance, test, construction |
| Category | Definition | Keywords |
|---|---|---|
| Hot | Lower bound of 95% | device, control, circuit, speed, sensor, signal |
| Active | Forecast is stable or growing, but does not meet “Hot” criteria | track, manufacturing, rail, structure, brake |
| Cold | Upper bound of 95% | entrance, test, construction |
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