{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000661},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000414","480:4800000479","480:4800000448","480:4800000804","480:4800000655","480:4800000546","480:4800000545","480:4800000657","480:4800000695","480:4800000624","480:4800000656","480:4800000588","480:4800000542","480:4800000548","480:4800000690","480:4800000549","480:4800000446","480:4800001042","480:4800000654","480:4800000619","480:4800000437","480:4800000725","480:4800000411","480:4800000970","480:4800001044"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4146458503253692,0.35158454158662655,0.30451712030919825,0.24607624536385342,0.2366723058619051,0.2184189165160463,0.21698116405108667,0.20306189848174042,0.19929607033412342,0.1898175727466803,0.18043592984364,0.16469191051832366,0.1628295596523906,0.16143056294434843,0.1485296666444506,0.1366674107272637,0.13396382037501176,0.13293403135440457,0.11331217765887996,0.11085758950042496,0.10898515172753222,0.10347798804224903,0.09904789111067182,0.09764002381860737,0.09338030259403991],"twin_dists":[0.17233032905773316,0.18778477341915206,0.20027875324394712,0.21748558829781925,0.22048685567251197,0.22654372992536917,0.22703492304068207,0.23190830293596687,0.23326584309663503,0.23676313607329974,0.24034708371973282,0.246671195952506,0.2474476266486036,0.24803512275068734,0.25363596688780543,0.2591121312445522,0.26040955374858377,0.26090890933349337,0.2710371106698491,0.27239661329071435,0.2734494070457856,0.27662938758500855,0.2792846170149675,0.28014789653947014,0.2828208843063248],"n_dims_used":43,"mean_confidence":0.9153971117596293},"coverage":{"mean_confidence":0.9153971117596293,"n_dims_used":43,"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}}