Droid Engineer Archive
Thread: How to convert Experimental Effectiveness and/or HAM values to Attack Speed and To Hit values
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Ayno
Sat Dec 11, 2004 9:25 pm
#1
As Droid Engineers, it often falls to us to explain to our customers how droid will perform in practical terms. When it comes to Combat droids, it is difficult to know to say without previously having created an exact duplicate, readying it, and probably later destroying itto leave room in the data pad for more future droids. What a waste of time and resources! Waste no more.
While we know how to convert Combat Ratings to Min and Max damage values since the formulas are posted in the most excellent 101 Droid Engineering thread, I have wondered how to also calculate the attack speed and to-hit values, especially in light of some recent "silent" changes discussed in the followingthread: http://forums.station.sony.com/swg/board/message?board.id=droid_engineer&message.id=103074&page=1
Thanks to some startling research by Obo_alCanwhere the link between HAM/Experiental Effectiveness andAttack Speed/To Hit were revealed, I decided to go ahead and work out some formulae that describe the relationship. These seem to work well for me, but as my sample size was fairly small, I would welcome reports as to the effectiveness of these formulas and/or improvements to them. For instance, with my limited data, the 0.8 below could actually be as high as0.85, but I favor the 0.8 since it is simpler.Note that these have only been tested with Advanced Series models, and while the Experimental Effectiveness portions belowmay hold true for regular models, the HAM conversion of course will not.
In all the equations below: E = the Experimental Effectiveness as a decimal (i.e. 73% = 0.73), S = Atatck Speed, T = To Hit, and H = HAM value
And now the formulae:
Advanced R Series:
S = 2 - E/2
T = 0.33 + 0.08*E
Advanced Probot Series:
S =1 - E/4
T = 0.33 + 0.08*E
Advanced LE Repair:
S = 2 - E/2
T = 0.33 + 0.08*E
If you have some already crafted units and you don't know the experimental effectiveness, you can calculate from the HAM
Advanced R Series:
S= 2 - {1 - [(4500 - H)/1125]}/2
T = 0.33 + 0.08*{1 - [(4500 - H)/1125]}
AdvancedProbot Series:
S =1 - {1 - [(3200 - H)/800]}/4
T = 0.33 + 0.08*{1 - [(3200 - H)/800]}
AdvancedLE Repair:
S =2 - {1 - [(6000 - H)/1500]}/2
T = 0.33 + 0.08*{1 - [(6000 - H)/1500]}
I actually prefer to calcuate from the HAM because I have noticed odd behavior at the very bottom end and very top end of the scale when using the Experimental Effectiveness approach. The HAM approach has been more consistent for me.
And that is all there is to it. Thanks to all those who have done some work on this and many other DE topics and issues.Your effortshave helped me tremendously, and I hope this will in turn help you.
schmokay1
Sat Dec 11, 2004 9:59 pm
#2
omg plz tell me i dont have to figure these formulas out to be a good droid engineer, cause me and math never quite got along lol
ShinjoKazuki
Sun Dec 12, 2004 7:20 am
#3
LOl i do my crafting at like 2 in the morning, its hard enough trying to do the math of how much resources to put in the factory.
Ayno
Sun Dec 12, 2004 11:19 am
#4
Hehe I just put them in a spreadsheet, input the HAM, and out come the Attack Speed and To Hit. You think an Engineer was going to require no Math? ;-) (jk)
Jando64
Sun Dec 12, 2004 11:30 am
#5
*faints*
This looks exactly like my A level chemistry work 
Seriously though, very nice work but I have yet to start a run of combat droids. Ill be sure to put this in my faves
Thanks
1StarNinja
Mon Dec 13, 2004 5:01 pm
#6
/ponder
/gasp
/faint
/smelling salts
ok now that I'm standing again after seeing those formulae ....
good work on that. While they actually are fairly straight forward to work out, it looks so much like Advanced Trig or Calc when you first look at them 
I can't imagine the amount of work that went in trying to come up with those formulae.
Ayno
Mon Dec 13, 2004 6:40 pm
#7
Yeah, these do look intimidating, especially the HAM conversion ones! They really arefairly straight forward, though.Just take a deep breath and take it slow...;-) I'd postmy spreadsheet where I just enter the HAM and get the Attack Speed and To Hit, but I don't have a good place toupload them. Would make it a whole lot easier for those who use spreadsheets. Anybody have or know ofa place where they or I can put it? I'd like to get feedback from others to verify it works right. Or maybe some Javascript expert that could put up a quick and easy interface for it?
My spreadsheet looks somethinglike this:
D270 & Probot (Attack Speed and To Hit for Advanced models only)
CR HAM Min Max Att Sp To Hit Avg DPS
532 3152 179.2 188.7 0.765 0.405 97.4
Astromech Droids (Attack Speed and To Hit for Advanced models only)
CR HAM Min Max Att Sp To Hit Avg DPS
600 4432 160.0 170.0 1.530 0.405 43.7
LE Repair Droids (Attack Speed and To Hit for Advanced models only)
CR HAM Min Max Att Sp To Hit Avg DPS
106 5910 53.0 64.7 1.530 0.405 15.6
CR HAM Min Max Att Sp To Hit Avg DPS
532 3152 179.2 188.7 0.765 0.405 97.4
Astromech Droids (Attack Speed and To Hit for Advanced models only)
CR HAM Min Max Att Sp To Hit Avg DPS
600 4432 160.0 170.0 1.530 0.405 43.7
LE Repair Droids (Attack Speed and To Hit for Advanced models only)
CR HAM Min Max Att Sp To Hit Avg DPS
106 5910 53.0 64.7 1.530 0.405 15.6
I just enter in Combat Rating and HAM and Excel does the rest. Of course the game truncates the data earlier than what I do in the spreadsheet. But the extra decimal places were very helpful during early testing, and I still like seeing them. :-)
Unfortunately, until we getthis kind of essential information posted on the droid deed and available during experimentation, I can think of nobetter way to figure it out. :-(
ShirkiRed
Tue Dec 14, 2004 7:26 pm
#8
I was just looking for this info pertaining to the maximum attack speed and to hit for the LE Repair droids. The Droid Engineering 101 is missing the maximimum info on the LE.
Good Work Ayno!
Good Work Ayno!
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