Sunday, June 16, 2013

TEAM DRAFT DAY RATERS

Below the jump, we'll analyze the teams that operate best at draft day--teams that know how to draft players, AND teams that know how to execute draft day trades that work to their advantage. This is based on a win-shares argument, the amount of win shares a player accumulates weighted by the number of games they play. So there's a longevity factor, a winning factor (accounted for by win shares), and the extrapolation is that the defense would come from this winning factor. And of course, win shares is built upon the PER, or primarily, offense argument. So this is a reasonable encapsulation of a player's built-in value over the course of their career. Many thanks to basketballreference for such data.




We get a very clear encapsulation of team effectiveness charting drafts from the turn of the century on-wards. From 2000 to the 2012 NBA drafts. This encapsulates a majority of NBA players, typically players up to age 35 by now, so it encompasses the majority of NBA players in the league right now.

Below is just the ranking for the pure drafting ability of teams from 2000 onwards. This shows whether a team is good at drafting only, but it doesn't account for the other variable (draft day trades) so it is unreliable. But, just for reference, here it is below:

GOOD DRAFTING TEAMS
Average Player Value Average Draft Rank DRAFT RATE
1 SAN ANTONIO 5.076344769 26.77777778 135.933232
2 MIAMI 5.281664359 16 84.5066297
3 INDIANA 4.631418479 17.9 82.9023908
4 NEW YORK 4.281368352 17.41666667 74.5671655
5 PHOENIX 4.047442985 18.35714286 74.2994891
6 DENVER 4.02160976 18.11111111 72.8358212
7 PHILADELPHIA 4.66659868 15.25 71.1656299
8 SEATTLE/OKC 4.18270744 16.95714286 70.9267676
9 HOUSTON 4.50935618 15.71428571 70.8613114
10 MEMPHIS 3.919444183 17.25 67.6104122
11 NEW ORLEANS 4.907576528 13.63636364 66.9214981
12 LAKERS 2.79968659 23.875 66.8425173
13 ORLANDO 4.046556713 16.15384615 65.3674546
14 SACRAMENTO 3.93776289 15.61538462 61.4896821
15 DETROIT 3.815004212 16.07692308 61.3335293
16 ATLANTA 5.174287363 11.66666667 60.3666859
17 CHICAGO 3.865359305 14.94736842 57.7769496
18 GOLDEN ST 4.633476688 12.33333333 57.1462125
19 DALLAS 2.395675592 22.66666667 54.3019801
20 NEW JERSEY 3.205973386 16.8 53.8603529
21 CLEVELAND 4.126627114 12.30769231 50.7892568
22 BOSTON 2.715737563 17.64705882 47.9247805
23 PORTLAND 2.667918095 17.05882353 45.511544
24 TORONTO 4.032079041 11.23076923 45.2833492
25 UTAH 2.743301129 16.33333333 44.8072518
26 MINNESOTA 3.372710722 12.71428571 42.8816078
27 CLIPPERS 4.08890836 9.615384615 39.3164265
28 CHARLOTTE 3.202048207 11.35714286 36.3661189
29 WASHINGTON 3.009770656 11.84615385 35.6542062
30 MILWAUKEE 2.99950233 10 29.9950233

Then, here's the ranking that encompasses both drafting ability and draft day trades, such that all the players involved have played for that particular team at some point: (BELOW IS THE MORE RELIABLE RANKING)

GOOD ACTUAL DRAFTING TEAMS
Average Player Value Average Draft Rank DRAFT RATE
1 SAN ANTONIO 5.779581802 25.25 145.9344405
2 DENVER 4.946784102 16.44444444 81.34711634
3 INDIANA 4.155383047 19.09090909 79.33003999
4 MIAMI 4.670808301 16.28571429 76.06744948
5 PHILADELPHIA 4.292785782 17.53846154 75.28885833
6 NEW YORK 3.720191504 19.61538462 72.97298719
7 NEW ORLEANS 5.25360498 13.8 72.49974873
8 BOSTON 3.344340495 19.6875 65.84170349
9 SEATTLE/OKC 4.371648188 14.88888889 65.08898414
10 ORLANDO 4.014028972 16.08333333 64.55896596
11 LAKERS 2.898654817 22.14285714 64.18449952
12 CHICAGO 4.660236625 13.55555556 63.17209647
13 PORTLAND 3.583011082 17.43478261 62.4690193
14 HOUSTON 4.053887801 15.4 62.42987214
15 SACRAMENTO 3.80142576 15.84615385 60.23797743
16 ATLANTA 4.638957202 12.81818182 59.46299686
17 MEMPHIS 4.133383795 14.25 58.90071908
18 NEW JERSEY 3.263322818 17.93333333 58.52225586
19 DETROIT 3.900078092 15 58.50117138
20 PHOENIX 3.149449873 18.5 58.26482265
21 GOLDEN STATE 4.519521709 12.29411765 55.5635316
22 CLEVELAND 4.368545914 12.46153846 54.43880293
23 UTAH 3.278227286 15.06666667 49.39195778
24 TORONTO 3.687361072 12.46153846 45.95019182
25 DALLAS 2.105614456 21.33333333 44.91977507
26 WASHINGTON 3.055533141 13.625 41.63163905
27 CLIPPERS 3.464277375 10.78571429 37.36470597
28 MILWAUKEE 3.502394215 10.3 36.07466041
29 MINNESOTA 2.728992923 12.18181818 33.2440956
30 CHARLOTTE 2.930584858 10.21428571 29.93383105

So as seen above, there's a lot of movement between the "actual drafting" and just "the drafting". Some of our hunches are confirmed--San Antonio is excellent at drafting, and it's not even close--but Denver, Indiana, Miami and Philadelphia is also up there. In terms of the bottom five, we see Washington, the LA Clippers, Milwaukee, Minnesota and Charlotte populating this. A frequently asked question is whether good drafting/bad drafting correlates with winning/losing, respectively. Not necessarily, but more or less, this correlation somewhat holds. But notice the good drafting teams have been able to cultivate their "homegrown" players--players they've drafted--into winning environments, so those players tend to last longer on the same team.

Look no further with San Antonio--Tim Duncan, Tony Parker, and Manu Ginobili have played only with SAS throughout their careers, and Danny Green, Kawhi Leonard, and possibly Gary Neal/Tiago Splitter are in position to do the same. Indiana reared up Paul George, Danny Granger, and Roy Hibbert. Philadelphia has Thaddeus Young, Jrue Holiday, and Evan Turner. On the flip end, Charlotte has a bunch of homegrowns--Gerald Henderson, Bismack Biyombo, etc, but they are all questionable players and don't contribute to a winning environment.

So without further ado, let's analyze this team by team:

1 SAN ANTONIO 5.779581802 25.25 145.9344405

Before:
28 SAS Tony Parker 10.34404 Int'l 19 PG
26 SAS George Hill Indiana University-Purdue University Indianapolis 8.011204 22 PG
28 SAS Tiago Splitter 7.55 Int'l 26 C
28 SAS Leandro Barbosa 5.007949 Int'l 21 SG
26 SAS John Salmons University of Miami 4.032663 23 SG
28 SAS Beno Udrih 4.028662 Int'l 22 PG
28 SAS Ian Mahinmi 3.668122 Int'l 21 C
29 SAS Cory Joseph University of Texas at Austin 1.578947 20 PG
20 SAS James Anderson Oklahoma State University 1.465517 21 SF

After: 
28 SAS Tony Parker 10.34404 Int'l 19 PG
15 SAS Kawhi Leonard San Diego State University 9.590164 20 SF
26 SAS George Hill Indiana University-Purdue University Indianapolis 8.011204 22 PG
28 SAS Tiago Splitter 7.55 Int'l 26 C
28 SAS Beno Udrih 4.028662 Int'l 22 PG
28 SAS Ian Mahinmi 3.668122 Int'l 21 C
29 SAS Cory Joseph University of Texas at Austin 1.578947 20 PG
20 SAS James Anderson Oklahoma State University 1.465517 21 SF

San Antonio is an excellent drafting team--they're always drafting the lowest, on average, of any team since 2000, but they tend to extract very good role player even that far. They're the team that subscribes to the maxim that I revealed in my previous draft study--that even in the late 1st round, the talent level isn't all that different from what you'd see in the late lotto. And that's proven with excellent gems they've found such as Tony Parker, George Hill, Tiago Splitter, Beno Udrih and Ian Mahinmi. No one does it like the Spurs--in particular, Parker and Hill were great finds late in the first round. Even with their draft day trades, there was an indirect trade of Leandro Barbosa and John Salmons, two solid players, but they got back Kawhi Leonard in return, who provided even greater value than the both of them combined, so their score even rose because of that. And that's not even accounting for their 2nd round picks.



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