{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001949},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002157","480:4800002163","480:4800002501","480:4800002390","480:4800001882","480:4800001767","480:4800002105","480:4800002115","480:4800001940","480:4800002204","480:4800002437","480:4800002110","480:4800001658","480:4800002298","480:4800002219","480:4800002218","470:4700004537","480:4800002404","480:4800002453","480:4800002452","480:4800001891","480:4800002156","480:4800001342","480:4800001824","480:4800001948"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,470,480,480,480,480,480,480,480,480],"twin_sims":[0.6926184457593606,0.6628153960658691,0.6497290946542396,0.6205696815996612,0.5879061397733223,0.5850438471229287,0.5769735339893634,0.5496223180543356,0.5246938593266949,0.5185980789367872,0.5057981014588452,0.49534043619376156,0.4632881725828215,0.452610179519012,0.45001368482807014,0.44224287714177074,0.4167310114344228,0.3598696367600408,0.3596703165017092,0.35785270404098235,0.3503221644492003,0.33422823775511823,0.3185806948281273,0.3139030538888445,0.29114133634145023],"twin_dists":[0.11131024217029241,0.11778674690995031,0.12060855367321317,0.12686781584549256,0.1338637415050293,0.13447730001660552,0.1362084196561962,0.14209526418722698,0.14750223655136513,0.14883254838112098,0.15163842786782256,0.15394482710054463,0.16110782429534584,0.16353091335681139,0.1641232571044473,0.16590377181072813,0.17183865357940892,0.18568086303744574,0.18573118391847415,0.1861907228445102,0.18810758891914509,0.19227839313196932,0.19643957146739707,0.19770558084662831,0.2040266967431307],"n_dims_used":43,"mean_confidence":0.9204711026923601},"coverage":{"mean_confidence":0.9204711026923601,"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}}