what is the difference between a dragonfly doji and a hammer 
while both the dragonfly doji and the hammer are known for their bullish reversal patterns that appear at the bottom of downtrends their structure is different the dragonfly doji has its open and close prices at the same level while the hammer has a small body at the top of the trading range and its open and close prices can be slightly different these patterns should be used in conjunction with other indicators for better results 