{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003400},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003486","474:4740003399","474:4740003567","474:4740003562","474:4740003568","474:4740003477","474:4740003642","474:4740003728","474:4740003995","474:4740003412","474:4740003559","486:4860000834","474:4740003725","474:4740003483","474:4740003487","474:4740003895","486:4860000703","474:4740003650","474:4740003999","486:4860000946","474:4740003735","474:4740003495","474:4740004073","474:4740003492","474:4740003411"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,486,474,474,474,474,486,474,474,486,474,474,474,474,474],"twin_sims":[0.8900736226078735,0.7917949509545575,0.7808724634848703,0.7232276935320089,0.7066553584253565,0.6639769388808563,0.6085518130607153,0.5867907717274226,0.5771210200624014,0.5268406486131045,0.5216237585991107,0.5189591945422509,0.4799028713182304,0.4626938915454124,0.4480957996095659,0.4216528315866299,0.40399544857666925,0.3979890948637689,0.3954522110384098,0.38282176172944665,0.3787913237506679,0.37267490881527854,0.36982675269902854,0.3501353238516717,0.3475467274522185],"twin_dists":[0.06267735158629788,0.08874387884522232,0.09134589672535065,0.10455197557907023,0.10822717781445472,0.11753574523225445,0.1294417025396392,0.13410280848790157,0.13617676527529454,0.14703457184017676,0.14817178936861003,0.14875363891422072,0.15737567962139173,0.16124215317640794,0.16456160806869818,0.1706822526597307,0.17485868696135862,0.17629768484893663,0.17690843940031,0.17997677986061353,0.18096599608117495,0.18247700987327112,0.18318478710088054,0.18815541949783415,0.1888194744825914],"n_dims_used":45,"mean_confidence":0.9223880343967014},"coverage":{"mean_confidence":0.9223880343967014,"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}}