| { |
| "model_version": "2026-05-27", |
| "optimal_weight": 0.1, |
| "feature_list": { |
| "model_a": [ |
| "is_accessibility_enabled", |
| "is_remote_app_running", |
| "hesitation_time_sec", |
| "tx_count_per_step", |
| "dest_tx_count_24step", |
| "amount_vs_avg_ratio", |
| "is_odd_hours", |
| "is_first_time_recipient" |
| ], |
| "model_b": [ |
| "dest_is_new_account", |
| "is_accessibility_enabled", |
| "is_remote_app_running", |
| "is_first_time_recipient", |
| "is_odd_hours", |
| "dest_cashout_ratio", |
| "dest_avg_step_to_cashout", |
| "dest_tx_count_received", |
| "hesitation_time_sec", |
| "amount_vs_avg_ratio", |
| "tx_count_per_step", |
| "dest_tx_count_24step" |
| ] |
| }, |
| "threshold_layer3": { |
| "block": 0.8, |
| "alert_otp": 0.5, |
| "pass": 0.0 |
| }, |
| "hard_rules": { |
| "rule1_bot": "is_accessibility_enabled=1 AND is_remote_app_running=1 → Block", |
| "rule2_victim": "hesitation_time_sec>45 AND is_first_time_recipient=1 → bias score >= 0.6" |
| } |
| } |
