Here's the final projection for 2018 - this was by far the most challenging year. Teams are ranked in order by seed. Auto bids are in bold.
1 seeds: Virginia,
Villanova, Kansas, Xavier
2 seeds: Duke, North
Carolina, Cincinnati, Purdue
3 seeds: Tennessee, Michigan State, Auburn, Arizona
4 seeds: Michigan,
West Virginia, Texas Tech, Clemson
5 seeds: Kentucky, Wichita State, Gonzaga, Ohio State
6 seeds: Houston, Miami FL, Florida, Arkansas
7 seeds: TCU, Texas A&M, Seton Hall, Nevada
8 seeds: Rhode Island, Alabama, Missouri, Providence
9 seeds: Oklahoma, Butler, Virginia Tech, Creighton
10 seeds: Texas, NC State, Florida State, Kansas State
11 seeds: UCLA, USC, Saint Bonaventure, Arizona State Loyola Chicago, New Mexico State
13 seeds: Murray
State, Marshall, Charleston, UNC Greensboro
14 seeds: Montana,
Bucknell, Wright State, Georgia State
15 seeds: Penn, Iona,
Lipscomb, Stephen F. Austin
16 seeds: Cal State
Fullerton, UMBC, Radford, Long Island, Texas Southern, UNC Central
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Last 4 In: UCLA,
USC, Saint Bonaventure, Arizona State
First 4 Out: Syracuse,
Louisville, Oklahoma State, Marquette
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