{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001929},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000411","484:4840003782","478:4780005580","467:4670003983","484:4840003000","488:4880000982","484:4840005338","487:4870003275","484:4840006718","500:5000005970","498:4980001179","478:4780003283","472:4720006865","488:4880001053","469:4690006657","488:4880000818","478:4780005604","488:4880000197","478:4780009208","484:4840000603","469:4690001401","471:4710001607","484:4840006780","480:4800005702","488:4880000811"],"twin_admin_codes":[485,484,478,467,484,488,484,487,484,500,498,478,472,488,469,488,478,488,478,484,469,471,484,480,488],"twin_sims":[0.13718189780743706,0.12605406438062758,0.0822764427324002,0.05428442093376851,0.04097860758180285,0.036660453050562904,0.0336836631437359,0.03146837429633482,0.03050905264607891,0.029827994926149837,0.02966781088365688,0.026519251560876783,0.02602501181567791,0.025899352627363873,0.02459160173060524,0.02426964557340032,0.022914063881837296,0.022840921506699766,0.022808396977640262,0.022359911253334662,0.02144173838754734,0.020839985368320414,0.01965208989610192,0.018722776431767365,0.01842869230693996],"twin_dists":[0.25886741747543,0.2643221430775013,0.29027284647029644,0.3135073281280389,0.32828741368313435,0.33395964547675105,0.33820983934687904,0.3415858134788238,0.34311118155415155,0.34421923429132123,0.3444829950253526,0.3499332717739536,0.35083891260840816,0.351071534126639,0.3535521472590565,0.354180317035981,0.35690702034155936,0.3570580845938254,0.35712539383222625,0.358062129002687,0.3600319372686596,0.3613630948027211,0.36409225997115696,0.36632961130522035,0.36705785857074863],"n_dims_used":45,"mean_confidence":0.9154117160373264},"coverage":{"mean_confidence":0.9154117160373264,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}