Winburg Mini Case Study Episode(情节)1：The1 st version is implemented Episode 2:A mistake is found - 10s-too slow-implementation fault:double Changes double to float Episode 3:Revise -4.5s-still slow-poor image recognition algorithm A faster algorithm is used-1s Episode 4:A new design is adopted -Development is complete Episode 5:A few years later Hardware changed,software has to be changedSlide 2.7 7/50 Winburg Mini Case Study Episode(情节) 1: The 1st version is implemented Episode 2: A mistake is found – 10s —— too slow —— implementation fault: double – Changes double to float Episode 3: Revise – 4.5s —— still slow —— poor image recognition algorithm – A faster algorithm is used —— 1s Episode 4: A new design is adopted – Development is complete Episode 5: A few years later – Hardware changed, software has to be changed