Pick a minimum number of points to define a swing, Measure every swing that is greater than that min # of points. Keep stats, length, duration, time, frequency ect, then figure out a signal(s) that MUST occur at each top and bottom to keep you on the right side of the market. The market is just a facility.
Anything less than your min # of points to define swings is noise. It could be 5 seconds or 5 mins it's up to you for whatever template your using to define your own levels of noise.
Good traders can take 15-35% of the days offer,
Excellent traders can take 40-70% of the days offer.
There were 728 pts on the dow available Thur defining swings as 100pts+
If you defined swings as 50pts each there was probably more available.