RPI deep dive in final week of season

Discussion in 'College & Amateur Soccer' started by gauchodan, Nov 12, 2024.

  1. gauchodan

    gauchodan Member+

    Oct 18, 2016
    I've been tracking men's soccer RPI rankings since 2013. Throwing out the 2020-21 season, in which the NCAA understandably ignored the RPI rankings, the Selection Committees have hued pretty close to the rankings in choosing at-large teams.

    One team, on average, misses the NCAA Tournament despite having an RPI ranking above the cut line (with a corresponding team from below the cut line replacing them). The average cut line since 2013 (throwing out 2020) is 35.7/37.2.

    2013) MISSED: UIC (30), UAB (36). MADE: Clemson (41), Northwestern (44). CUT LINE: 37/38.
    2014) MISSED and MADE: none. CUT LINE: 32/33.
    2015) MISSED: NC State (34). MADE: Connecticut (37). CUT LINE: 34/36.
    2016) MISSED: Hofstra (36). MADE: Villanova (42). CUT LINE: 36/39.
    2017) MISSED: Charlotte (32). MADE: NC State (45). CUT LINE: 37/38.
    2018) MISSED: Creighton (31), Wright State (35). MADE: Portland (36), UNCW (41). CUT LINE: 35/36.
    2019) MISSED: Central Arkansas (29). MADE: California (49). CUT LINE: 35/36.
    2021) MISSED: Loyola Marymount (37). MADE: Bowling Green (49). CUT LINE: 37/39.
    2022) MISSED and MADE: none. CUT LINE: 39/40.
    2023) MISSED: VCU (34). MADE: James Madison (38). CUT LINE: 35/37.

    The cut line through games of 11/11/24 is 40/41. This cut line will elevate as conference tournament upsets slide high RPI teams over to the at-large bin. The cut line can be tracked here: Tournament Projection

    What makes a Selection Committee disregard teams above the cut line and elevate others into the field? They are looking at other criteria such as record in the last 8 games, Quad splits, record vs. the top 100, non-conference RPI, etc. I tried to quantify what the SC is looking at and see if I can identify schools that might be in more trouble than you think, and other schools that may surprisingly get picked.

    The quad splits are a new thing in men's soccer. Each game is categorized based on opponent, site and result. Quad 1 games are the best to have, and Quad 4 games are the worst. I summed up points earned in the top 3 Quads, weighting Q1 X3 and Q2 X2 and then subtracted out Q4 points not earned at a factor of 6X. Ohio State was the top team in this group at +80. Notre Dame, with an RPI of 47, does very well in this metric with a Quad ranking of 15 (+37).

    I used the same system for Last 8 and for Above 100/Below 150, giving me a total of 3 rankings based on results that the SC looks at. I threw in non-conference RPI as a 4th ranking. I gave each of these four metrics a weighting of 1 and added them to the overall RPI ranking weighted by 4. In other words, the overall RPI ranking is half of my totally made-up hybrid model, which is then adjusted by the other 4 metrics that I've chosen. I'm sure this is exactly how the Committee does it.:sneaky:

    I'm sure you're excited to see how it turned out. I've designated the highest-ranked team still alive for an auto bid.

    RANK RPI SCHOOL

    1 1 Ohio State (BIG TEN)
    2 2 Denver (SUMMIT)
    3 4 Hofstra (COASTAL)
    4 5 Penn (IVY)
    5 7 Missouri State (MO VALLEY)
    6 6 Virginia (ACC)
    7 3 Pittsburgh
    8 10 Georgetown (BIG EAST)
    9 11 Dayton (A10)
    10 14 Clemson
    11 8 Duke
    12 12 SMU
    13 13 Marshall (SUN BELT)
    14 16 Providence
    15 20 Oregon State (WCC)
    16 19 Cornell
    17 22 San Diego
    18 15 West Virginia
    19 18 Indiana
    20 25 Washington
    21 23 UMass
    22 27 Michigan
    23 9 Stanford
    23 24 Maryland
    25 21 Wake Forest
    25 36 UNCG
    27 17 North Carolina
    28 28 Vermont (AEC)
    29 30 Western Michigan
    30 33 UCLA
    31 32 NC State
    32 31 Akron
    32 34 Charlotte (AAC)
    32 39 High Point (BIG SOUTH)
    35 35 UC Santa Barbara (BIG WEST)
    36 26 California
    37 37 Kansas City
    38 38 George Mason
    39 29 Fordham
    40 45 Northwestern
    41 43 Wisconsin
    42 40 Drake
    43 48 Monmouth
    44 42 Princeton
    45 44 New Hampshire
    46 51 Creighton
    47 41 Virginia Tech
    48 46 San Diego State (WAC)
    49 47 Notre Dame
    50 53 UCF

    Pulling the projected auto bids out leaves us the at-large hopefuls. The SC will choose 26 teams to fill out the field. I've drawn the cut line.

    RANK RPI SCHOOL

    7 3 Pittsburgh
    10 14 Clemson
    11 8 Duke
    12 12 SMU
    14 16 Providence
    16 19 Cornell
    17 22 San Diego
    18 15 West Virginia
    19 18 Indiana
    20 25 Washington
    21 23 UMass
    22 27 Michigan
    23 9 Stanford
    23 24 Maryland
    25 21 Wake Forest
    25 36 UNCG
    27 17 North Carolina
    29 30 Western Michigan
    30 33 UCLA
    31 32 NC State
    32 31 Akron
    36 26 California
    37 37 Kansas City
    38 38 George Mason
    39 29 Fordham
    40 45 Northwestern
    41 43 Wisconsin
    42 40 Drake
    43 48 Monmouth
    44 42 Princeton
    45 44 New Hampshire
    46 51 Creighton
    47 41 Virginia Tech
    49 47 Notre Dame
    50 53 UCF

    Northwestern appears to be the team that out-performs itsb RPI best in my totally made-up metric, nipping Big Ten rival Wisconsin. By RPI alone, Northwestern would be out. But they have internal RPI positives that give the Wildcats a decent chance of making the Tournament. Drake, currently the last team above the overall RPI cut line, drops out of the field when I do the deeper dive. Fortunately for the Bulldogs, they are still alive in the MVC semis and can improve their position.

    Other teams to watch are Fordham, which has an RPI of 29 but is just above Northwestern at 39 in this view, and California, which has improved its RPI to 26 with two road wins in the ACC Tournament but has a totally made-up metric ranking of 36.
     
  2. TimB4Last

    TimB4Last Member+

    May 5, 2006
    Dystopia
    @gauchodan Fantastic work, as always.

    Many conference tournaments are now at the semifinal stage. Is RPI predictable enough so that every team (on the bubble) knows exactly what they need to do to make the NCAA tournament?

    The weaker teams have to win their tournament to get in; the stronger teams are in no matter what. But the teams in between?

    Could Akron fall out with a semifinal loss (to Georgetown)? George Mason?

    Could New Hampshire win their semifinal, lose the final, and still advance? Princeton?
     
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  3. gauchodan

    gauchodan Member+

    Oct 18, 2016
    Akron's RPI will not suffer with a semifinal loss to Georgetown. Notice the projected SOS and OSS numbers on Akron's team page improve with the addition of G'town: that's 75% of the RPI formula. New Hampshire would be OK if Vermont is its championship opponent for the same reason. I'm a little more skeptical of Princeton's chance, although its RPI will not be damaged by playing Cornell and then possibly Penn. But I currently have Princeton on the wrong side of the cut line.
     
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  4. gauchodan

    gauchodan Member+

    Oct 18, 2016
    Updated through Wednesday's action.

    X indicates top-ranked school still eligible for auto bid. Rank is the metric rank among all eligible teams for the NCAA Tournament. I have Fordham getting snubbed with an RPI of 29 but a metric rank of 43 and Northwestern getting in with an RPI of 45 and a metric rank of 39.

    RANK RPI SCHOOL
    X 1 1 Ohio State
    X 2 2 Denver
    X 3 4 Hofstra
    X 4 6 Dayton
    X 5 5 Penn
    1 6 3 Pittsburgh
    X 6 7 Virginia
    2 8 10 Missouri State
    X 8 11 Georgetown
    X 10 12 Marshall
    3 11 15 Clemson
    4 12 8 Duke
    5 13 13 SMU
    6 14 19 Cornell
    7 15 17 Providence
    X 16 20 Oregon State
    8 17 14 West Virginia
    9 18 18 Indiana
    10 19 23 San Diego
    11 20 25 Washington
    12 21 27 Michigan
    13 22 22 UMass
    X 23 26 Vermont
    14 24 34 UNCG
    15 25 9 Stanford
    16 26 16 North Carolina
    17 26 24 Maryland
    18 28 21 Wake Forest
    19 29 30 Western Michigan
    20 30 32 NC State
    X 31 38 High Point
    21 32 37 UCLA
    X 33 33 Charlotte
    22 34 31 Akron
    X 35 39 UC Santa Barbara
    23 36 35 Saint Louis
    24 37 28 California
    25 38 36 Kansas City
    26 39 45 Northwestern
    27 40 48 Monmouth
    28 41 41 Princeton
    29 42 46 Wisconsin
    30 43 29 Fordham
    31 44 40 George Mason
    32 45 44 New Hampshire
    33 46 53 Creighton
    34 47 43 Drake
    35 48 47 Notre Dame
    36 49 42 Virginia Tech
    37 50 55 UCF
    X 51 50 Bowling Green
    X 52 51 Seattle
    38 53 57 Syracuse
    39 54 56 San Diego State
    40 55 54 Duquesne
    41 56 52 Oral Roberts
    42 57 60 South Carolina
    43 58 63 Bryant
    44 59 58 Evansville
    45 60 49 Elon
     
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  5. fanatica

    fanatica New Member

    LAFC
    United States
    Feb 6, 2020
    Hey, this is amazing work. Thank you. I noticed on your website, tournament projection page, that Cal is missing. Is that an oversight?
     
  6. gauchodan

    gauchodan Member+

    Oct 18, 2016
    Cal has a losing record vs. Division I.
     
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  7. gauchodan

    gauchodan Member+

    Oct 18, 2016
    Updated through games of 11/15/24

    At-Large Rank -- Rank -- RPI -- school
    X 1 1 Ohio State (in Big Ten title game)
    X 2 2 Denver (in Summit title game)
    X 3 4 Hofstra (in Coastal title game)
    X 4 7 Dayton (in A10 title game)
    X 5 5 Penn (in Ivy title game)
    X 6 6 Georgetown (in Big East title game)
    1 7 3 Pittsburgh
    X 8 13 Clemson (in ACC title game)
    X 9 12 Marshall (in Sun Belt title game)
    2 10 9 Duke
    3 10 10 Virginia
    4 12 11 SMU
    5 13 16 Providence (in Big East title game)
    6 14 15 Missouri State
    X 15 20 Oregon State (top-ranked WCC team)
    7 16 14 Wake Forest (in ACC title game)
    8 17 21 San Diego
    9 18 18 Indiana
    10 19 17 West Virginia (in Sun Belt title game)
    11 20 24 Washington
    12 21 27 Michigan (in Big Ten title game)
    13 22 23 Cornell
    X 23 26 Vermont (in AEC title game)
    14 24 22 UMass
    15 25 8 Stanford
    X 26 28 Charlotte (in AAC title game)
    16 27 35 UNCG
    17 28 25 Maryland
    18 29 19 North Carolina
    19 30 31 Western Michigan
    20 31 32 Princeton (in Ivy title game)
    21 32 33 NC State
    X 33 38 High Point (in Big South game)
    22 34 37 UCLA
    23 35 40 UC Santa Barbara
    24 36 42 Monmouth
    25 37 34 Akron
    26 38 39 Kansas City (in Summit title game)
    27 39 36 Saint Louis (in A10 title game)
    28 40 47 Northwestern
    29 41 46 Wisconsin
    30 42 30 Fordham
    31 43 41 George Mason
    32 44 51 Creighton
    33 45 43 New Hampshire
    34 46 45 Drake
    35 47 48 Notre Dame
    36 48 44 Virginia Tech
    37 49 55 UCF
    X 50 50 Bowling Green (in MVC title game)
    X 51 52 UC Davis (Big West auto bid)
    X 52 53 Seattle (in WAC title game)
    38 53 54 Duquesne
    39 54 58 Syracuse
    40 55 57 San Diego State
    41 56 56 Oral Roberts
    42 57 61 South Carolina
    43 58 64 Bryant (in AEC title game)
    44 59 49 Elon
    45 60 59 Boston College
     
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  8. gauchodan

    gauchodan Member+

    Oct 18, 2016
    I'm not sure how much I believe this latest update. Akron would be the first team out.

    Updated through 11/16/24 matches

    AT-LARGE RANK -- RANK -- RPI -- SCHOOL
    X -- 1 -- 1 -- Ohio State (in Big Ten title game)
    X -- 2 -- 4 -- Hofstra (Coastal AUTO BID)
    X -- 3 -- 7 -- Dayton (in Atlantic 10 title game)
    1 -- 4 -- 3 -- Denver
    X -- 5 -- 5 -- Penn (in Ivy League title game)
    X -- 6 -- 6 -- Georgetown (in Big East title game)
    2 -- 7 -- 2 -- Pittsburgh
    X -- 8 -- 14 -- Clemson (in ACC title game)
    3 -- 9 -- 10 -- Missouri State
    X -- 10 -- 13 -- Marshall (in Sun Belt title game)
    4 -- 11 -- 8 -- Duke
    5 -- 12 -- 11 -- Virginia
    6 -- 13 -- 16 -- Providence (in Big East title game)
    7 -- 14 -- 15 -- SMU
    8 -- 15 -- 12 -- Wake Forest (in ACC title game)
    X -- 16 -- 20 -- San Diego (West Coast AUTO BID)
    9 -- 17 -- 17 -- West Virginia (in Sun Belt title game)
    10 -- 18 -- 19 -- Indiana
    11 -- 19 -- 26 -- Washington
    12 -- 20 -- 28 -- Michigan (in Big Ten title game)
    X -- 21 -- 25 -- Vermont (in AEC title game)
    13 -- 22 -- 21 -- UMass
    14 -- 22 -- 23 -- Cornell
    15 -- 24 -- 9 -- Stanford
    X -- 25 -- 27 -- Charlotte (in AAC title game)
    16 -- 26 -- 24 -- Maryland
    17 -- 27 -- 18 -- North Carolina
    18 -- 28 -- 29 -- Western Michigan
    19 -- 29 -- 30 -- Oregon State
    X -- 30 -- 22 -- Kansas City (Summit AUTO BID)
    20 -- 31 -- 37 -- UNCG
    21 -- 32 -- 33 -- Princeton (in Ivy League title game)
    22 -- 33 -- 38 -- UC Santa Barbara
    23 -- 34 -- 39 -- UCLA
    24 -- 35 -- 36 -- NC State
    25 -- 36 -- 40 -- High Point
    26 -- 37 -- 44 -- Monmouth
    27 -- 38 -- 34 -- Akron
    28 -- 39 -- 35 -- Saint Louis (in A10 title game)
    29 -- 40 -- 47 -- Northwestern
    30 -- 41 -- 46 -- Wisconsin
    31 -- 42 -- 41 -- George Mason
    32 -- 43 -- 32 -- Fordham
    33 -- 44 -- 42 -- New Hampshire
    34 -- 45 -- 45 -- Drake
    35 -- 46 -- 54 -- Creighton
    36 -- 47 -- 43 -- Virginia Tech
    X -- 48 -- 49 -- Gardner-Webb (Big South AUTO BID)
    37 -- 49 -- 50 -- Notre Dame
    38 -- 50 -- 55 -- UCF
    X -- 51 -- 52 -- Seattle (WAC AUTO BID)
    X -- 52 -- 56 -- UC Davis (Big West AUTO BID)
    X -- 53 -- 48 -- Evansville (MVC AUTO BID)
     
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  9. RusskyHoya

    RusskyHoya Member

    DC United
    United States
    Dec 15, 2019
    That would be a travesty. I mean, I get it - they had a not-great non-con. But they have evolved into one of the best teams out there.
     
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  10. stphnsn

    stphnsn Member+

    Jan 30, 2009
    @gauchodan, have you done any deep dives into top 16 seeding for byes? EG, how often has a power conference regular season co-champ ranked around 20 been bumped up into a seed?
     
  11. gauchodan

    gauchodan Member+

    Oct 18, 2016
    No, I haven't done a specific query on that scenario. I could probably tell you how many teams in the 20's received top 16 seeds...but it would take me a little bit of time. Duke was a 15 seed last year with an RPI of 20. They did not win the ACC, however (they were the 5 seed for the ACC tourney).
     
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  12. gauchodan

    gauchodan Member+

    Oct 18, 2016
    Since 2013 (not counting 2020-21), six teams with an RPI in the 20's have earned seeds and a 1st-round bye:
    • 2023: Duke (20) 15 seed
    • 2022: Indiana (20) 13 seed
    • 2021: Penn State (21) 12 seed
    • 2019: Penn State (20) 15 seed
    • 2016: Virginia (20) 12 seed
    • 2015: Indiana (21) 16 seed
    The 2021 Penn State team was the Big Ten regular season and conference tournament champion.
     
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