{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003369},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003309","480:4800002973","480:4800002933","480:4800003366","480:4800003168","480:4800002914","480:4800003260","480:4800003266","480:4800003217","480:4800002882","480:4800003710","480:4800003224","480:4800003409","480:4800002785","480:4800003263","480:4800003129","480:4800003418","480:4800003177","480:4800002732","480:4800003416","480:4800002972","480:4800003312","480:4800002793","480:4800003176","480:4800002780"],"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":[0.7873953462091978,0.7615301202542738,0.7491856466182034,0.7327464259222295,0.7272692808329932,0.7072611899959739,0.6886886874340162,0.6881046537845993,0.6790017044417718,0.672500316431948,0.6511081693275289,0.6503116870352947,0.6474482484219911,0.6319534245035309,0.6314096254027057,0.621757014895238,0.6136728039124578,0.6022925373611958,0.5768534764938575,0.5601304313627044,0.5560694427517107,0.536844816525556,0.5212419951436923,0.49275419184645125,0.4886545214913703],"twin_dists":[0.08979669147052532,0.09586559343104646,0.09869922158562129,0.10242076589477042,0.10364903094839979,0.10809353742774339,0.11216915078846375,0.11229665561647696,0.1142794596714629,0.11569079028777467,0.12031166104234754,0.12048314335109063,0.1210993642428458,0.12442756501710424,0.12454421049542984,0.12661342655889457,0.12834509170477382,0.13078199774916896,0.13623418768725384,0.1398291252523315,0.14070413932244052,0.14486056262136274,0.148255110668653,0.15451733014445343,0.15542666953608944],"n_dims_used":43,"mean_confidence":0.9213602820108103},"coverage":{"mean_confidence":0.9213602820108103,"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}}