{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004043},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002926","490:4900001881","490:4900004166","490:4900004582","490:4900004183","490:4900002642","490:4900003084","490:4900001743","490:4900004865","490:4900002182","490:4900003615","490:4900003058","490:4900000898","490:4900002023","490:4900001025","490:4900002639","490:4900003063","490:4900004307","490:4900005001","490:4900002503","490:4900004321","490:4900004304","490:4900001741","490:4900001451","490:4900004031"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7006470979997594,0.6249921081867428,0.6116439633478706,0.5627287632497745,0.5371800487394859,0.5054085533875862,0.49848786812737833,0.49782199167633767,0.4908366194542243,0.48761320351238574,0.48321187428130663,0.4381462363852083,0.42224951106090336,0.41901332083933784,0.4161627870085548,0.40716510641712333,0.39896885570745855,0.3987389189775183,0.39369772572347156,0.3836121383921171,0.3819373443548798,0.37068288107966724,0.369366573515216,0.3664780534500323,0.36641626136828254],"twin_dists":[0.1095498722138676,0.1259201648059723,0.12877956580986394,0.13926972877270807,0.14478785700783248,0.1517241053907954,0.1532492564095415,0.1533963081905661,0.15494238151686712,0.1556580057724833,0.156637468329988,0.16684727767098667,0.17054244975396357,0.17130169838173623,0.17197253429228723,0.17410318172318956,0.17606228509239158,0.17611750654025765,0.17733188791137094,0.17978338088402768,0.18019341690055446,0.18297175293371226,0.18329939681654736,0.18402042926555529,0.18403588483055414],"n_dims_used":45,"mean_confidence":0.9175931294759114},"coverage":{"mean_confidence":0.9175931294759114,"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}}