{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001164},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000372","477:4770000591","477:4770000487","477:4770000368","477:4770001162","477:4770000539","477:4770000532","477:4770000367","477:4770000691","477:4770000590","477:4770000689","477:4770000371","477:4770000431","477:4770000742","477:4770001161","489:4890004040","477:4770000200","477:4770000474","477:4770002178","477:4770000740","477:4770000476","477:4770001042","477:4770000270","477:4770000915","477:4770001280"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,489,477,477,477,477,477,477,477,477,477],"twin_sims":[0.7384447895576718,0.6172417310385625,0.6041779609418728,0.6030394136384486,0.5908583143257432,0.5581931956138247,0.5453901667878671,0.5094950516987439,0.49401625733921345,0.4899417126948021,0.4726145349448253,0.4473342408701627,0.4291560949704085,0.41952180198575073,0.40607175623880765,0.4036782204577129,0.38289473456653006,0.3823761515412532,0.3814428033473035,0.37875150417968145,0.3729424238045813,0.3653612155696979,0.365080310878223,0.36273062381075255,0.3622114304657724],"twin_dists":[0.10113694828987631,0.12758072001895102,0.13037826575507558,0.13062206500009538,0.13323109939904185,0.1402464247815644,0.14300989721008775,0.15082618261303923,0.15423784454697376,0.15514091618572337,0.15900744732361385,0.1647358654309018,0.16893017430921828,0.17118223876256694,0.1743634905657155,0.1749344456028844,0.17995891597234243,0.18008590151861867,0.18031465920819884,0.18097579455279636,0.182410669084707,0.18429997744340185,0.18437035643662247,0.18496013024867977,0.1850907089026079],"n_dims_used":45,"mean_confidence":0.9212970309787326},"coverage":{"mean_confidence":0.9212970309787326,"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}}