Re: 2025-26 team win projection contest
Posted: Wed Jan 28, 2026 12:23 am
Analysis of basketball through objective evidence
http://www.apbr.org/metrics/
I do have detailed aging curves developed for BPM; next year we can include those.Mike G wrote: ↑Tue Jan 27, 2026 3:30 pm Yes.^^
I messed around with age adjustment and decided (again) not to bother.
Also "yes" for WShr, perW, and eWin.
Today's top-to-bottom spread is smallest yet! Down from 2.47 on Jan 9, to 1.91 now.
The whole field has improved since then, by an avg of .60 in MAE:
1.04 KPel
.89 DQin
.88 Crow
.80 Mgoo
.80 avgA
.73 WShr
.68 bpmW
.67 medi
.65 25pr
.63 dtka
.58 eWin
.47 Walr
.47 knar
.40 EExp
.40 bmgm
.37 Ebet
.24 perW
.16 DRKO
DSMok1 wrote: ↑Wed Jan 28, 2026 3:30 pmI do have detailed aging curves developed for BPM; next year we can include those.Mike G wrote: ↑Tue Jan 27, 2026 3:30 pm Yes.^^
I messed around with age adjustment and decided (again) not to bother.
Also "yes" for WShr, perW, and eWin.
Today's top-to-bottom spread is smallest yet! Down from 2.47 on Jan 9, to 1.91 now.
The whole field has improved since then, by an avg of .60 in MAE:
1.04 KPel
.89 DQin
.88 Crow
.80 Mgoo
.80 avgA
.73 WShr
.68 bpmW
.67 medi
.65 25pr
.63 dtka
.58 eWin
.47 Walr
.47 knar
.40 EExp
.40 bmgm
.37 Ebet
.24 perW
.16 DRKO
Code: Select all
. avg err rmse r^2 avg err rmse r^2
knar 6.38 7.72 .51 EExp 6.73 8.11 .47
DRKO 6.43 7.67 .52 dtka 6.82 8.22 .46
Walr 6.44 8.00 .48 eWin 6.99 8.66 .41
bmgm 6.47 7.81 .55 25pr 7.06 9.20 .35
bpmW 6.49 7.90 .50 Crow 7.15 8.86 .43
avgA 6.51 8.14 .47 perW 7.37 9.31 .34
WShr 6.54 8.68 .41 medi 7.52 9.15 .43
Mgoo 6.60 8.37 .45 KPel 7.91 9.53 .36
Ebet 6.70 7.98 .54 DQin 8.39 10.46 .32
Code: Select all
. avg err rmse r^2 avg err rmse r^2
bmgm 6.40 7.85 .55 EExp 6.69 8.15 .47
bpmW 6.43 7.95 .50 dtka 6.87 8.31 .45
DRKO 6.43 7.75 .52 eWin 7.00 8.69 .41
knar 6.49 7.78 .51 25pr 7.20 9.30 .34
avgA 6.51 8.20 .47 Crow 7.22 8.89 .43
Walr 6.51 8.07 .48 perW 7.27 9.30 .35
Mgoo 6.61 8.41 .45 medi 7.60 9.24 .42
WShr 6.63 8.73 .41 KPel 7.88 9.58 .36
Ebet 6.63 7.99 .54 DQin 8.43 10.53 .31
Code: Select all
. avg err rmse r^2 avg err rmse r^2
bmgm 6.50 7.85 .56 dtka 6.99 8.36 .46
DRKO 6.54 7.76 .52
Walr 6.55 8.12 .48 eWin 7.12 8.78 .41
knar 6.57 7.87 .51 25pr 7.17 9.31 .35
bpmW 6.58 8.04 .50 Crow 7.19 8.87 .44
avgA 6.63 8.26 .47
WShr 6.67 8.79 .41 perW 7.40 9.38 .35
Mgoo 6.72 8.47 .45 medi 7.64 9.25 .43
Ebet 6.73 8.01 .54 KPel 8.00 9.64 .36
EExp 6.76 8.21 .48 DQin 8.53 10.60 .31
Code: Select all
tm avgA proj over over tm avgA proj
Phx 33.9 48.0 14.1 15.3 Det 42.8 58.2
SAS 42.5 53.4 10.9 9.3 Tor 36.8 46.1
Hou 49.7 52.7 3.0 9.3 Cha 29.9 39.2
Min 46.7 49.6 2.9 8.5 Bos 43.1 51.6
Por 36.1 38.7 2.6 8.4 Mia 37.3 45.8
Uta 24.0 25.2 1.2 7.7 Phl 37.2 44.9
LAL 44.0 45.1 1.1 2.9 NYK 48.3 51.2
OKC 62.7 63.0 0.3 1.4 Chi 35.7 37.1
Den 50.6 50.4 -0.2 0.4 Was 20.5 21.0
GSW 48.3 45.1 -3.2 -1.5 Brk 25.7 24.2
Mem 42.8 34.5 -8.3 -3.6 Atl 43.4 39.8
NOP 32.8 24.2 -8.6 -4.2 Cle 53.0 48.8
LAC 49.3 40.1 -9.2 -6.1 Orl 48.9 42.9
Dal 45.6 32.2 -13.4 -9.3 Mil 41.2 31.9
Sac 38.2 21.4 -16.8 -15.5 Ind 39.3 23.9
Code: Select all
. avg err rmse r^2 avg err rmse r^2
bmgm 6.52 7.94 .55 eWin 7.09 8.92 .40
Walr 6.60 8.24 .47
knar 6.62 8.09 .49 25pr 7.25 9.46 .34
DRKO 6.67 7.92 .51
bpmW 6.68 8.28 .48 perW 7.45 9.51 .34
EExp 6.69 8.24 .48 Crow 7.54 9.11 .42
Ebet 6.76 8.10 .54
avgA 6.78 8.45 .45 medi 7.74 9.37 .42
Mgoo 6.84 8.64 .44
WShr 6.89 9.04 .39 KPel 8.13 9.80 .35
dtka 6.92 8.48 .45 DQin 8.82 10.85 .29
Code: Select all
W Atl W Brk W Chi W Cle W NYK W Orl W Phl W Was
46 DQ 33 WS 41 Cr 58 md 52 Wa 55 eW 47 md 25 DO
46 dt 31 kn 38 WS 57 DO 51 b-r 52 Cr 45 b-r 24 Wa
45 md 28 bW 38 KP 56 dt 51 DO 51 kn 43 pW 23 dt
44 kn 28 DO 36 kn 55 DQ 50 pW 50 DO 38 KP 23 kn
44 KP 27 pW 36 md 54 WS 49 md 50 md 38 eW 22 b-r
44 pW 27 eW 36 b-r 53 Wa 49 dt 50 KP 38 Cr 22 eW
44 bW 26 DQ 35 DQ 53 bW 48 kn 49 Wa 37 dt 21 WS
43 eW 26 Wa 35 bW 52 Cr 48 Cr 48 pW 37 DO 21 pW
43 DO 25 dt 35 DO 51 kn 48 WS 48 bW 35 bW 21 Cr
42 WS 23 b-r 34 dt 50 KP 47 KP 46 dt 34 Wa 19 bW
42 Wa 22 Cr 34 pW 50 pW 47 eW 43 WS 34 kn 18 md
41 b-r 19 md 33 Wa 50 eW 47 bW 43 b-r 33 DQ 17 DQ
39 Cr 18 KP 32 eW 50 b-r 43 DQ 42 DQ 32 WS 14 KP
^ Atl ^ Brk ^ Chi ^ Cle ^ NYK ^ Orl ^ Phl ^ Was
W Den W GSW W Hou W LAL W Min W OKC W Por W Uta
55 pW 56 KP 58 DQ 47 pW 52 md 69 DQ 43 md 28 Wa
54 md 51 DQ 53 Cr 47 dt 49 b-r 67 Wa 39 b-r 28 DO
52 KP 51 Cr 52 DO 47 eW 49 WS 65 bW 39 DQ 26 kn
52 DO 50 md 51 b-r 46 b-r 48 DQ 65 WS 38 WS 26 dt
52 DQ 50 dt 51 md 46 bW 48 Cr 64 Cr 38 bW 26 b-r
52 Cr 49 bW 50 kn 46 KP 48 dt 64 md 37 Wa 25 eW
51 bW 48 kn 50 bW 44 WS 47 bW 63 b-r 36 DO 25 WS
50 WS 47 WS 50 Wa 44 Wa 47 kn 63 kn 36 kn 24 bW
50 Wa 47 Wa 49 dt 43 md 46 eW 61 dt 36 Cr 24 md
50 b-r 46 eW 47 WS 42 Cr 46 Wa 60 eW 36 dt 23 pW
48 dt 45 b-r 47 KP 41 DQ 45 DO 60 DO 36 KP 21 DQ
47 eW 44 DO 46 eW 41 kn 44 KP 59 KP 32 eW 20 KP
45 kn 42 pW 46 pW 39 DO 41 pW 58 pW 30 pW 19 Cr
^ Den ^ GSW ^ Hou ^ LAL ^ Min ^ OKC ^ Por ^ Uta
Code: Select all
. avg err rmse r^2 avg err rmse r^2
bmgm 6.64 8.06 .54 dtka 7.01 8.65 .43
DRKO 6.67 8.01 .51 WShr 7.03 9.26 .37
EExp 6.68 8.36 .47 eWin 7.17 9.07 .38
bpmW 6.79 8.43 .46 25pr 7.36 9.67 .32
knar 6.82 8.24 .47 perW 7.42 9.62 .33
Walr 6.83 8.41 .46 Crow 7.60 9.19 .41
Ebet 6.87 8.23 .53 medi 7.84 9.48 .41
avgA 6.90 8.60 .44 KPel 8.23 9.96 .33
Mgoo 6.91 8.80 .42 DQin 8.83 11.03 .28
Code: Select all
. avg err rmse r^2 avg err rmse r^2
DRKO 6.59 7.96 .51 WShr 7.07 9.27 .37
bmgm 6.63 8.11 .54 eWin 7.18 9.09 .38
bpmW 6.71 8.43 .46 25pr 7.36 9.73 .31
knar 6.73 8.20 .48 perW 7.49 9.68 .32
EExp 6.77 8.44 .46 Crow 7.56 9.21 .41
Walr 6.77 8.40 .46
Mgoo 6.83 8.82 .42 medi 7.89 9.50 .41
avgA 6.87 8.62 .44
Ebet 6.90 8.29 .52 KPel 8.29 10.03 .33
dtka 6.96 8.67 .43 DQin 8.78 11.02 .28
Code: Select all
. avg err rmse r^2 avg err rmse r^2
bmgm 6.61 8.15 .54 dtka 7.08 8.72 .44
DRKO 6.65 8.00 .52 WShr 7.11 9.30 .37
Walr 6.74 8.41 .47 25pr 7.31 9.71 .32
bpmW 6.79 8.51 .46 eWin 7.31 9.15 .38
knar 6.83 8.30 .48 perW 7.56 9.73 .33
Ebet 6.86 8.34 .52 Crow 7.64 9.27 .41
Mgoo 6.92 8.85 .43 medi 7.98 9.57 .41
avgA 6.94 8.67 .44 KPel 8.35 10.10 .33
EExp 6.94 8.51 .46 DQin 8.85 11.07 .28
Code: Select all
. avg err rmse r^2 avg err rmse r^2
bmgm 6.59 8.12 .54 WShr 7.13 9.33 .37
DRKO 6.64 8.01 .51 eWin 7.23 9.16 .38
. 25pr 7.32 9.69 .32
bpmW 6.81 8.53 .46 perW 7.47 9.75 .32
Walr 6.81 8.41 .47
Ebet 6.84 8.30 .52 Crow 7.67 9.26 .41
EExp 6.85 8.47 .46
knar 6.86 8.33 .47 medi 7.97 9.56 .41
Mgoo 6.90 8.86 .42
avgA 6.96 8.68 .44 KPel 8.30 10.06 .33
dtka 6.99 8.71 .43
. DQin 8.88 11.11 .27
Code: Select all
. avg err rmse r^2 avg err rmse r^2
DRKO 6.61 8.04 .52 avgA 7.01 8.78 .44
bmgm 6.63 8.17 .54 WShr 7.16 9.46 .36
knar 6.84 8.38 .47 eWin 7.20 9.23 .38
Walr 6.86 8.51 .46 25pr 7.33 9.79 .32
bpmW 6.86 8.63 .45 perW 7.47 9.86 .32
Ebet 6.88 8.37 .52 Crow 7.69 9.35 .41
EExp 6.88 8.55 .46 medi 8.05 9.66 .40
Mgoo 6.92 8.94 .42 KPel 8.36 10.19 .32
dtka 6.94 8.79 .43 DQin 8.94 11.21 .27
Code: Select all
exponent range max @ e
WShr .. - .32 (.04+ .20)
dtka .32 - .38 .015 .37
bmgm .39 - .96 .135 .63
DRKO .97 - 3.3 .097 1.8
bmgm 3.3 - 23 .210 9.0
DRKO 24 - 80 .064 29
Ebet 85 - ... (.003+ 100)Code: Select all
. avg err rmse r^2 avg err rmse r^2
bmgm 6.69 8.29 .54 WShr 7.31 9.64 .35
DRKO 6.78 8.20 .51 eWin 7.32 9.36 .38
Walr 6.92 8.66 .46 25pr 7.48 9.96 .32
EExp 6.94 8.71 .46 perW 7.63 9.99 .32
Ebet 6.95 8.49 .52 Crow 7.77 9.53 .40
knar 6.97 8.57 .47
bpmW 6.97 8.80 .45 medi 8.17 9.81 .40
Mgoo 7.03 9.08 .42
dtka 7.08 8.97 .43 KPel 8.47 10.32 .32
avgA 7.12 8.95 .43 DQin 9.10 11.41 .26
Code: Select all
West conf Fin F/c East conf Fin F/c
OKC .656 .514 .78 Det .353 .135 .38
SAS .178 .099 .56 Bos .267 .090 .34
Hou .069 .032 .46 NYK .168 .049 .29
Den .039 .015 .38 Cle .110 .029 .26
Min .036 .014 .39 Tor .025 .004 .16
LAL .003 .000 .00 Mia .051 .011 .22
Phx .007 .002 .29 Orl .011 .002 .18
GSW .010 .003 .30 Phl .007 .001 .14
LAC .001 .000 .00 Cha .009 .002 .22
. Atl .001 .000 .00
tot 1.00 .679 .68 tot 1.00 .323 .32
Code: Select all
tm conf Fin F/c
OKC .649 .503 .775
Det .376 .152 .404
Code: Select all
. avg err rmse r^2 avg err rmse r^2
bmgm 6.62 8.28 .54 dtka 7.26 9.06 .43
Ebet 6.80 8.49 .52 WShr 7.31 9.87 .34
DRKO 6.82 8.25 .52 eWin 7.37 9.43 .38
EExp 6.90 8.73 .46 25pr 7.64 10.19 .30
bpmW 6.99 8.89 .45 perW 7.66 10.03 .32
Mgoo 7.04 9.13 .42 Crow 7.70 9.51 .41
Walr 7.08 8.76 .46 medi 7.98 9.80 .40
knar 7.11 8.64 .47 KPel 8.41 10.38 .32
avgA 7.12 9.02 .43 DQin 9.03 11.50 .26
Code: Select all
x best Now worst
-.06 bmgm 6.35 6.62 6.96
-.06 EExp 6.52 6.90 7.34
.20 dtka 6.69 7.26 7.62
.20 Mgoo 6.38 7.04 7.51
.32 Walr 6.18 7.08 7.66
.35 WShr 6.33 7.31 7.94
.46 medi 7.27 7.98 8.23
.49 Crow 6.90 7.70 8.00
.51 eWin 6.52 7.37 7.72
.53 knar 6.25 7.11 7.44
.56 avgA 6.31 7.12 7.37
.60 KPel 7.50 8.41 8.71
.65 Ebet 5.83 6.80 7.12
.69 bpmW 6.08 6.99 7.22
.74 DRKO 6.02 6.82 6.88
.95 perW 6.71 7.66 7.66
.99 DQin 7.97 9.03 9.10
Code: Select all
. avg err rmse r^2 avg err rmse r^2
bmgm 6.64 8.35 .54 dtka 7.33 9.14 .42
Ebet 6.82 8.54 .52 WShr 7.42 9.93 .34
EExp 6.95 8.79 .46 eWin 7.42 9.49 .38
DRKO 6.99 8.38 .51 perW 7.63 10.07 .32
bpmW 7.06 8.97 .44 25pr 7.76 10.24 .30
Mgoo 7.13 9.20 .42 Crow 7.83 9.62 .40
Walr 7.18 8.83 .45 medi 8.08 9.90 .40
knar 7.21 8.73 .46 KPel 8.47 10.44 .32
avgA 7.22 9.11 .43 DQin 9.17 11.62 .25
Code: Select all
. avg err rmse r^2 avg err rmse r^2
bmgm 6.72 8.56 .54 dtka 7.51 9.31 .43
Ebet 6.87 8.76 .52 WShr 7.57 10.12 .34
EExp 7.19 9.04 .46 eWin 7.71 9.75 .38
bpmW 7.20 9.17 .44 perW 7.79 10.34 .32
DRKO 7.22 8.63 .50 25pr 8.04 10.48 .30
Mgoo 7.30 9.44 .42 Crow 8.08 9.87 .39
Walr 7.33 9.06 .45 medi 8.19 10.14 .39
avgA 7.36 9.34 .42 KPel 8.68 10.72 .31
knar 7.42 8.91 .47 DQin 9.29 11.81 .25
Code: Select all
. avg err rmse r^2 . avg err rmse r^2
bmgm 6.68 8.51 .54 eWin 7.66 9.72 .38
. perW 7.78 10.31 .32
Ebet 6.89 8.72 .52
. 25pr 7.97 10.45 .30
bpmW 7.09 9.13 .45 medi 8.03 10.05 .40
DRKO 7.15 8.60 .51 Crow 8.05 9.81 .40
EExp 7.18 9.01 .46
Mgoo 7.18 9.41 .42
Walr 7.22 9.00 .46 KPel 8.54 10.66 .32
avgA 7.28 9.30 .43
knar 7.33 8.87 .47
dtka 7.41 9.27 .43
WShr 7.50 10.09 .34 DQin 9.24 11.78 .25
Code: Select all
. avg err rmse r^2 avg err rmse r^2
bmgm 6.80 8.60 .53 dtka 7.46 9.33 .43
Ebet 6.90 8.78 .52 eWin 7.61 9.72 .38
bpmW 7.11 9.16 .45 WShr 7.65 10.14 .34
EExp 7.17 9.09 .45 perW 7.76 10.34 .32
Mgoo 7.26 9.45 .42 25pr 8.10 10.52 .30
DRKO 7.26 8.70 .50 Crow 8.16 9.97 .39
Walr 7.29 9.08 .45 medi 8.19 10.24 .38
knar 7.31 8.86 .48 KPel 8.60 10.70 .32
avgA 7.32 9.36 .42 DQin 9.38 11.83 .25
Code: Select all
. avg err rmse r^2 avg err rmse r^2
bmgm 6.90 8.64 .53 eWin 7.57 9.71 .38
Ebet 6.98 8.82 .51 WShr 7.62 10.12 .34
bpmW 7.08 9.15 .45 perW 7.73 10.33 .32
EExp 7.19 9.11 .45
DRKO 7.19 8.66 .50 25pr 8.02 10.50 .30
Mgoo 7.24 9.44 .42 Crow 8.18 9.98 .38
Walr 7.24 9.08 .45 medi 8.24 10.29 .37
knar 7.27 8.82 .48
avgA 7.31 9.36 .42 KPel 8.67 10.75 .31
dtka 7.38 9.32 .42 DQin 9.35 11.83 .25
Code: Select all
. avg err rmse r^2 avg err rmse r^2
bmgm 6.96 8.79 .52 eWin 7.72 9.84 .37
Ebet 7.07 8.96 .50 WShr 7.75 10.29 .33
bpmW 7.18 9.30 .44 perW 7.85 10.42 .31
DRKO 7.28 8.82 .49
EExp 7.32 9.24 .44 25pr 8.18 10.69 .28
knar 7.37 8.97 .47 Crow 8.25 10.13 .37
Mgoo 7.37 9.58 .41 medi 8.35 10.45 .36
Walr 7.37 9.24 .44
avgA 7.42 9.52 .41 KPel 8.74 10.90 .30
dtka 7.49 9.48 .41 DQin 9.42 12.00 .24
Code: Select all
. avg err rmse r^2 avg err rmse r^2
bmgm 6.91 8.77 .53 eWin 7.76 9.85 .38
Ebet 6.98 8.95 .51 WShr 7.76 10.36 .33
bpmW 7.11 9.33 .44 perW 7.79 10.43 .32
EExp 7.26 9.27 .45
DRKO 7.32 8.86 .50 Crow 8.23 10.15 .38
Walr 7.35 9.28 .45 medi 8.27 10.47 .37
Mgoo 7.37 9.60 .42 25pr 8.36 10.80 .28
avgA 7.38 9.55 .42
knar 7.45 9.02 .48 KPel 8.67 10.94 .30
dtka 7.57 9.51 .42 DQin 9.43 12.07 .24
Code: Select all
. avg err rmse r^2 avg err rmse r^2
bmgm 6.86 8.67 .53 dtka 7.60 9.45 .43
Ebet 6.95 8.83 .52 eWin 7.70 9.69 .40
bpmW 7.07 9.23 .45 perW 7.72 10.25 .34
EExp 7.20 9.17 .46 WShr 7.82 10.32 .33
avgA 7.36 9.46 .42 Crow 8.21 10.06 .38
Mgoo 7.37 9.46 .43 medi 8.23 10.41 .37
DRKO 7.37 8.79 .50 25pr 8.43 10.79 .28
Walr 7.38 9.21 .45 KPel 8.58 10.83 .31
knar 7.42 8.91 .49 DQin 9.43 12.02 .24
Code: Select all
. avg err rmse r^2 avg err rmse r^2
bmgm 7.06 8.89 .52 perW 7.95 10.51 .32
Ebet 7.14 9.06 .51 eWin 7.98 9.97 .38
bpmW 7.30 9.46 .44 WShr 8.00 10.55 .32
EExp 7.45 9.39 .45
avgA 7.62 9.71 .41 medi 8.36 10.60 .37
Walr 7.62 9.42 .44 Crow 8.51 10.31 .37
Mgoo 7.62 9.73 .41 25pr 8.65 11.02 .27
knar 7.65 9.17 .47 KPel 8.73 11.04 .30
DRKO 7.74 9.08 .48
dtka 7.76 9.66 .42 DQin 9.60 12.27 .23