Higher timeframe: Prices have stayed above the lower channel line of the ATR (Average True Range) Keltner Channel and reversed.
Higher timeframe: Victor Sperandeo's (Trader Vic) classic 1-2-3 BUY pattern...where the current lowest bottom breakout price is greater than the preceding bottom price.
Higher timeframe: Price peaked below the ATR (Average True Range) breakout low and then reversed.