Some High-Level Questions About How deTerminator Works - AI Line Is the AI Line an estimate of what the whales are using to estimate the true probability of a horse winning the race?
That is, is it an estimate of the line the whales compare to the post time tote odds, then essentially bet the overlays in some fashion? — Tom Atwater
The AI Line is literally how
the entire public should bet the horses based upon past history.
Imagine you have a horse who IS 1/5 on the tote board.
How did he get that way?
Most of the time, if you were to look at the key betting factors you would find that this horse was ranked 1st for just about everything.
In other words, he is likely the best horse in the race.
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The roots of the AI Line trace back to a column in HSH IV Tables - The "BV" column - which stands for "Betting Value." Simply put, that is an IV-type representation of the expected percent of pool that should be wagered on each horse.