The TWISTR Ratings are an iterative least-squares, score-based ratings system built in the spirit of an Elo model. Team ratings are agnostic to the final result of a game, as only the scoring margins are important when rating teams. No additional benefit is provided for a win or penalty for a loss. The TWISTR ratings for VOLLEYBALL incorporate two key concepts:
The RATING represents the number of sets a team would be favored by against an average opponent. Teams with a positive RATING are considered better than average, while teams with a negative RATING are considered worse than average. The RATING can be thought of as a composite of the INDEPENDENT (INDY) rating, in which the time a game was played does not matter, and the FORECASTER (CASTER) rating, where recent results are weighted more heavily.
TWISTR IHSAA TEAM RATINGS | SCHEDULE & RESUME | COMPONENT RATINGS | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
RANK | TEAM | CLASS | RATING | WIN | LOSS | SoS | Rk | SoR | Rk | INDY | Rk | CASTER | Rk | |
1 | Hamilton Southeastern | 1 | +6.55 | 33 | 0 | .608 | 1 | +.392 | 1 | +6.68 | 1 | +6.50 | 1 | |
2 | Indianapolis Cathedral | 2 | +5.36 | 29 | 4 | .690 | 8 | +.189 | 3 | +5.49 | 2 | +5.30 | 3 | |
5 | Castle | 3 | +5.11 | 27 | 3 | .800 | 25 | +.100 | 5 | +5.09 | 6 | +5.12 | 5 | |
6 | Indianapolis Roncalli | 4 | +5.11 | 30 | 4 | .692 | 9 | +.191 | 2 | +5.17 | 5 | +5.07 | 6 | |
7 | Yorktown | 5 | +4.85 | 27 | 6 | .677 | 7 | +.141 | 4 | +4.92 | 7 | +4.83 | 7 | |
8 | Center Grove | 6 | +4.47 | 27 | 6 | .724 | 11 | +.094 | 6 | +4.55 | 8 | +4.44 | 9 | |
10 | Carroll (Fort Wayne) | 7 | +4.29 | 26 | 7 | .798 | 24 | -.010 | 11 | +4.31 | 10 | +4.29 | 10 | |
11 | North Central (Indianapolis) | 8 | +4.21 | 29 | 7 | .816 | 28 | -.010 | 12 | +4.27 | 11 | +4.18 | 12 | |
12 | Noblesville | 9 | +4.20 | 26 | 8 | .746 | 13 | +.019 | 8 | +4.19 | 13 | +4.21 | 11 | |
13 | McCutcheon | 10 | +4.17 | 25 | 8 | .730 | 12 | +.027 | 7 | +4.23 | 12 | +4.15 | 13 | |
RANK | TEAM | CLASS | RATING | WIN | LOSS | SoS | Rk | SoR | Rk | INDY | Rk | CASTER | Rk | |
14 | Avon | 11 | +4.10 | 23 | 9 | .723 | 10 | -.005 | 10 | +4.11 | 14 | +4.09 | 14 | |
15 | Zionsville | 12 | +3.92 | 26 | 7 | .769 | 16 | +.018 | 9 | +4.08 | 15 | +3.85 | 16 | |
16 | LaPorte | 13 | +3.92 | 32 | 5 | .886 | 43 | -.021 | 13 | +3.96 | 16 | +3.91 | 15 | |
17 | Brownsburg | 14 | +3.77 | 17 | 12 | .659 | 4 | -.073 | 16 | +3.78 | 18 | +3.76 | 17 | |
19 | Floyd Central | 15 | +3.59 | 20 | 9 | .785 | 17 | -.095 | 20 | +3.63 | 19 | +3.60 | 19 | |
20 | Warsaw | 16 | +3.53 | 23 | 9 | .811 | 27 | -.092 | 19 | +3.54 | 21 | +3.53 | 20 | |
21 | Plainfield | 17 | +3.52 | 24 | 9 | .824 | 30 | -.096 | 21 | +3.54 | 22 | +3.52 | 21 | |
25 | Westfield | 18 | +3.38 | 14 | 16 | .639 | 2 | -.172 | 27 | +3.47 | 24 | +3.34 | 26 | |
26 | Franklin | 19 | +3.38 | 23 | 9 | .806 | 26 | -.087 | 18 | +3.41 | 26 | +3.37 | 25 | |
28 | Jasper | 20 | +3.24 | 23 | 8 | .854 | 31 | -.112 | 23 | +3.25 | 28 | +3.24 | 28 | |
RANK | TEAM | CLASS | RATING | WIN | LOSS | SoS | Rk | SoR | Rk | INDY | Rk | CASTER | Rk | |
30 | Terre Haute South | 21 | +3.14 | 23 | 5 | .874 | 40 | -.053 | 14 | +3.12 | 32 | +3.15 | 29 | |
31 | Carmel | 22 | +3.06 | 14 | 15 | .640 | 3 | -.157 | 26 | +3.13 | 31 | +3.03 | 32 | |
33 | Homestead | 23 | +3.01 | 26 | 10 | .791 | 19 | -.068 | 15 | +3.10 | 33 | +2.95 | 33 | |
35 | New Palestine | 24 | +2.94 | 26 | 6 | .922 | 65 | -.109 | 22 | +2.98 | 35 | +2.92 | 35 | |
37 | Lawrence North | 25 | +2.88 | 20 | 13 | .763 | 14 | -.157 | 25 | +2.82 | 39 | +2.91 | 37 | |
40 | Fishers | 26 | +2.80 | 15 | 17 | .666 | 6 | -.198 | 29 | +2.85 | 38 | +2.77 | 41 | |
43 | Brebeuf Jesuit | 27 | +2.73 | 11 | 13 | .666 | 5 | -.207 | 31 | +2.90 | 37 | +2.60 | 47 | |
45 | Crown Point | 28 | +2.68 | 22 | 12 | .797 | 23 | -.150 | 24 | +2.74 | 45 | +2.66 | 43 | |
46 | Mount Vernon (Fortville) | 29 | +2.65 | 17 | 16 | .788 | 18 | -.273 | 39 | +2.79 | 40 | +2.59 | 48 | |
48 | Harrison (West Lafayette) | 30 | +2.61 | 27 | 7 | .870 | 37 | -.076 | 17 | +2.62 | 49 | +2.61 | 45 | |
RANK | TEAM | CLASS | RATING | WIN | LOSS | SoS | Rk | SoR | Rk | INDY | Rk | CASTER | Rk | |
50 | Evansville North | 31 | +2.55 | 22 | 12 | .864 | 35 | -.217 | 32 | +2.52 | 54 | +2.56 | 50 | |
52 | Bloomington North | 32 | +2.50 | 22 | 10 | .865 | 36 | -.177 | 28 | +2.55 | 52 | +2.48 | 52 | |
55 | Penn | 33 | +2.45 | 17 | 12 | .870 | 39 | -.284 | 41 | +2.43 | 56 | +2.47 | 54 | |
56 | Greenfield-Central | 34 | +2.42 | 22 | 8 | .931 | 68 | -.198 | 30 | +2.56 | 51 | +2.36 | 58 | |
60 | Lake Central | 35 | +2.31 | 16 | 15 | .793 | 21 | -.277 | 40 | +2.37 | 58 | +2.28 | 60 | |
64 | Pendleton Heights | 36 | +2.15 | 19 | 13 | .823 | 29 | -.230 | 35 | +2.18 | 65 | +2.14 | 64 | |
66 | New Albany | 37 | +2.03 | 19 | 13 | .864 | 34 | -.271 | 38 | +2.09 | 66 | +2.00 | 67 | |
67 | Mishawaka | 38 | +1.99 | 24 | 9 | .946 | 75 | -.219 | 33 | +2.05 | 67 | +1.97 | 68 | |
70 | Elkhart | 39 | +1.95 | 18 | 14 | .885 | 42 | -.323 | 50 | +1.92 | 72 | +1.96 | 69 | |
71 | Jennings County | 40 | +1.93 | 19 | 13 | .919 | 62 | -.325 | 52 | +2.01 | 68 | +1.90 | 73 | |
RANK | TEAM | CLASS | RATING | WIN | LOSS | SoS | Rk | SoR | Rk | INDY | Rk | CASTER | Rk | |
72 | Valparaiso | 41 | +1.92 | 18 | 13 | .905 | 57 | -.324 | 51 | +1.98 | 70 | +1.90 | 74 | |
73 | Perry Meridian | 42 | +1.91 | 17 | 13 | .796 | 22 | -.229 | 34 | +1.87 | 74 | +1.93 | 72 | |
77 | Concord | 43 | +1.83 | 21 | 9 | .946 | 76 | -.246 | 36 | +1.80 | 78 | +1.84 | 77 | |
78 | Munster | 44 | +1.79 | 17 | 16 | .859 | 32 | -.343 | 56 | +1.81 | 77 | +1.78 | 80 | |
79 | Seymour | 45 | +1.78 | 19 | 13 | .899 | 54 | -.305 | 45 | +1.76 | 80 | +1.79 | 78 | |
82 | Terre Haute North | 46 | +1.73 | 18 | 12 | .896 | 50 | -.296 | 43 | +1.76 | 81 | +1.72 | 83 | |
83 | Chesterton | 47 | +1.69 | 22 | 12 | .914 | 60 | -.267 | 37 | +1.72 | 83 | +1.68 | 85 | |
87 | Columbus North | 48 | +1.63 | 17 | 13 | .903 | 56 | -.337 | 54 | +1.67 | 86 | +1.61 | 87 | |
89 | Franklin Central | 49 | +1.60 | 9 | 20 | .767 | 15 | -.456 | 65 | +1.60 | 89 | +1.59 | 89 | |
91 | Southport | 50 | +1.50 | 17 | 10 | .914 | 59 | -.284 | 42 | +1.56 | 90 | +1.47 | 92 | |
RANK | TEAM | CLASS | RATING | WIN | LOSS | SoS | Rk | SoR | Rk | INDY | Rk | CASTER | Rk | |
93 | South Bend Adams | 51 | +1.40 | 18 | 10 | .956 | 82 | -.313 | 47 | +1.24 | 102 | +1.48 | 91 | |
97 | Columbus East | 52 | +1.34 | 10 | 22 | .793 | 20 | -.480 | 69 | +1.35 | 99 | +1.34 | 96 | |
98 | Whiteland | 53 | +1.32 | 18 | 13 | .934 | 72 | -.353 | 57 | +1.37 | 98 | +1.29 | 97 | |
102 | Columbia City | 54 | +1.18 | 16 | 13 | .895 | 48 | -.343 | 55 | +1.23 | 103 | +1.14 | 104 | |
103 | Northridge | 55 | +1.17 | 19 | 11 | .963 | 86 | -.330 | 53 | +1.14 | 107 | +1.18 | 101 | |
112 | Goshen | 56 | +0.93 | 22 | 12 | .948 | 78 | -.301 | 44 | +0.91 | 114 | +0.95 | 112 | |
116 | Huntington North | 57 | +0.83 | 20 | 13 | .920 | 64 | -.314 | 48 | +0.80 | 121 | +0.83 | 116 | |
119 | East Central | 58 | +0.81 | 16 | 13 | .963 | 87 | -.411 | 62 | +0.93 | 113 | +0.74 | 123 | |
120 | Evansville Reitz | 59 | +0.81 | 15 | 12 | .925 | 67 | -.370 | 59 | +0.85 | 119 | +0.76 | 121 | |
125 | DeKalb | 60 | +0.73 | 18 | 12 | .922 | 66 | -.322 | 49 | +0.73 | 125 | +0.73 | 125 | |
RANK | TEAM | CLASS | RATING | WIN | LOSS | SoS | Rk | SoR | Rk | INDY | Rk | CASTER | Rk | |
126 | Bloomington South | 61 | +0.71 | 10 | 18 | .900 | 55 | -.543 | 78 | +0.75 | 124 | +0.71 | 127 | |
130 | Fort Wayne Snider | 62 | +0.67 | 13 | 15 | .890 | 45 | -.425 | 63 | +0.65 | 132 | +0.68 | 129 | |
134 | Greenwood | 63 | +0.63 | 12 | 17 | .907 | 58 | -.494 | 72 | +0.58 | 139 | +0.68 | 130 | |
158 | Fort Wayne Northrop | 64 | +0.26 | 12 | 16 | .932 | 69 | -.503 | 74 | +0.25 | 161 | +0.27 | 157 | |
159 | Plymouth | 65 | +0.24 | 14 | 17 | .919 | 63 | -.468 | 67 | +0.25 | 160 | +0.24 | 159 | |
162 | Richmond | 66 | +0.20 | 14 | 12 | .948 | 77 | -.410 | 61 | +0.29 | 158 | +0.16 | 166 | |
165 | Kokomo | 67 | +0.19 | 14 | 16 | .956 | 83 | -.490 | 71 | +0.22 | 165 | +0.17 | 164 | |
166 | Jeffersonville | 68 | +0.15 | 6 | 20 | .860 | 33 | -.629 | 83 | +0.18 | 167 | +0.14 | 168 | |
169 | Evansville Harrison | 69 | +0.13 | 9 | 14 | .893 | 46 | -.502 | 73 | +0.17 | 168 | +0.12 | 169 | |
181 | Lafayette Jeff | 70 | -0.10 | 13 | 15 | .949 | 79 | -.484 | 70 | -0.12 | 183 | -0.09 | 181 | |
RANK | TEAM | CLASS | RATING | WIN | LOSS | SoS | Rk | SoR | Rk | INDY | Rk | CASTER | Rk | |
182 | Merrillville | 71 | -0.13 | 16 | 16 | .950 | 80 | -.450 | 64 | -0.05 | 179 | -0.16 | 183 | |
184 | New Haven | 72 | -0.16 | 10 | 16 | .918 | 61 | -.534 | 77 | -0.14 | 184 | -0.17 | 186 | |
188 | Kankakee Valley | 73 | -0.27 | 21 | 13 | .977 | 93 | -.359 | 58 | -0.30 | 192 | -0.25 | 189 | |
195 | East Noble | 74 | -0.37 | 11 | 18 | .897 | 52 | -.517 | 76 | -0.24 | 189 | -0.42 | 197 | |
198 | Evansville Central | 75 | -0.46 | 6 | 17 | .870 | 38 | -.609 | 82 | -0.39 | 196 | -0.49 | 202 | |
202 | Lowell | 76 | -0.49 | 15 | 17 | .983 | 95 | -.514 | 75 | -0.48 | 202 | -0.49 | 201 | |
214 | Mooresville | 77 | -0.72 | 12 | 19 | .958 | 84 | -.571 | 79 | -0.62 | 209 | -0.76 | 215 | |
216 | Bedford North Lawrence | 78 | -0.75 | 8 | 21 | .963 | 88 | -.687 | 86 | -0.65 | 213 | -0.83 | 218 | |
218 | Portage | 79 | -0.78 | 8 | 22 | .933 | 71 | -.667 | 84 | -0.70 | 214 | -0.81 | 217 | |
222 | Logansport | 80 | -0.88 | 12 | 14 | .933 | 70 | -.470 | 68 | -0.91 | 224 | -0.86 | 219 | |
RANK | TEAM | CLASS | RATING | WIN | LOSS | SoS | Rk | SoR | Rk | INDY | Rk | CASTER | Rk | |
228 | Martinsville | 81 | -0.99 | 3 | 22 | .884 | 41 | -.764 | 93 | -1.03 | 233 | -0.97 | 225 | |
235 | Hobart | 82 | -1.13 | 17 | 15 | .990 | 97 | -.459 | 66 | -1.11 | 237 | -1.13 | 234 | |
243 | Muncie Central | 83 | -1.22 | 10 | 18 | .950 | 81 | -.593 | 81 | -1.22 | 245 | -1.21 | 242 | |
256 | Shelbyville | 84 | -1.39 | 2 | 29 | .897 | 51 | -.832 | 96 | -1.37 | 254 | -1.39 | 255 | |
272 | Michigan City | 85 | -1.62 | 4 | 25 | .945 | 74 | -.807 | 95 | -1.57 | 273 | -1.64 | 272 | |
284 | Pike | 86 | -1.85 | 4 | 22 | .887 | 44 | -.733 | 88 | -1.85 | 283 | -1.85 | 282 | |
289 | Decatur Central | 87 | -1.92 | 5 | 22 | .941 | 73 | -.756 | 91 | -1.92 | 290 | -1.92 | 287 | |
294 | Lawrence Central | 88 | -2.07 | 3 | 19 | .898 | 53 | -.762 | 92 | -2.08 | 298 | -2.04 | 293 | |
296 | Fort Wayne South | 89 | -2.08 | 8 | 20 | .965 | 90 | -.680 | 85 | -2.12 | 300 | -2.07 | 296 | |
303 | Warren Central | 90 | -2.17 | 3 | 15 | .896 | 49 | -.729 | 87 | -2.27 | 308 | -2.12 | 299 | |
RANK | TEAM | CLASS | RATING | WIN | LOSS | SoS | Rk | SoR | Rk | INDY | Rk | CASTER | Rk | |
306 | Fort Wayne Wayne | 91 | -2.22 | 6 | 22 | .965 | 89 | -.750 | 90 | -2.31 | 312 | -2.17 | 305 | |
308 | Ben Davis | 92 | -2.23 | 4 | 23 | .894 | 47 | -.746 | 89 | -2.25 | 305 | -2.22 | 307 | |
320 | Hammond Central | 93 | -2.47 | 19 | 12 | .997 | 98 | -.384 | 60 | -2.56 | 323 | -2.39 | 314 | |
325 | Indianapolis Attucks | 94 | -2.55 | 16 | 8 | .977 | 92 | -.310 | 46 | -2.75 | 330 | -2.47 | 320 | |
327 | Fort Wayne North | 95 | -2.56 | 6 | 22 | .982 | 94 | -.768 | 94 | -2.61 | 326 | -2.54 | 326 | |
341 | Marion | 96 | -3.07 | 3 | 27 | .976 | 91 | -.876 | 97 | -3.15 | 345 | -3.03 | 337 | |
359 | South Bend Riley | 97 | -3.87 | 0 | 16 | .962 | 85 | -.962 | 100 | -4.00 | 364 | -3.78 | 359 | |
361 | East Chicago Central | 98 | -3.92 | 7 | 10 | .998 | 99 | -.586 | 80 | -3.85 | 359 | -3.98 | 363 | |
365 | Anderson | 99 | -4.04 | 0 | 18 | .986 | 96 | -.986 | 101 | -4.04 | 366 | -4.04 | 366 | |
379 | Hammond Morton | 100 | -4.76 | 1 | 13 | 1.000 | 101 | -.928 | 99 | -4.76 | 379 | -4.76 | 378 | |
RANK | TEAM | CLASS | RATING | WIN | LOSS | SoS | Rk | SoR | Rk | INDY | Rk | CASTER | Rk | |
381 | Indianapolis Tech | 101 | -4.99 | 0 | 7 | .999 | 100 | -.999 | 102 | -5.07 | 382 | -4.96 | 381 | |
387 | Gary West | 102 | -5.62 | 1 | 10 | 1.000 | 102 | -.909 | 98 | -5.56 | 385 | -5.65 | 387 |