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TB_rank_ndcg trained

TB_rank_ndcg_1783338264000 Β· TB Β· rank:ndcg

0.5903
NDCG@1
0.5903
Top-1 hit
1.7372
Race NLL
160
Races
1669
Rows
36
Features

Feature importance (gain)

Mean split gain per feature from the persisted booster (top 15). ELO-family features are expected to dominate the greyhound ranker.

Feature columns

apprentice_claim_kg barrier_num best_time_track_distance_pit career_start_count career_win_rate_pit career_wins days_since_last_start days_since_last_win days_since_prev distance_change_m field_diff_best_time_track_distance_pit field_diff_career_win_rate_pit field_diff_handicap_rating field_diff_place_inv_mean_365d field_diff_weight_carried field_rank_best_time_track_distance_pit field_rank_handicap_rating field_ratio_best_time_track_distance_pit field_ratio_career_win_rate_pit field_ratio_handicap_rating field_ratio_place_inv_mean_365d field_ratio_weight_carried field_size handicap_rating handicap_rating_best handicap_rating_last place_inv_mean_365d place_log_mean_365d rating_progression_last top3_rate_365d top3_rate_90d weight_carried weight_carried_last weight_delta win_rate_365d win_rate_90d

Hyperparameters

colsample_bytree
0.7
eta
0.05
gamma
0.0
lambdarank_num_pair_per_sample
8
lambdarank_pair_method
"topk"
max_depth
6
min_child_weight
1
ndcg_exp_gain
false
num_boost_rounds
200
objective
"rank_ndcg"
reg_alpha
1.0
reg_lambda
5.0
seed
42
subsample
0.8
tree_method
"hist"

Predictions (0 runners across 0 prediction runs)

No predictions produced by this model yet.
0 rows
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