{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007401},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003477","490:4900007033","491:4910002451","491:4910003476","491:4910002350","491:4910002503","491:4910002659","490:4900007035","491:4910003001","490:4900007281","495:4950000813","491:4910002507","491:4910001165","492:4920000150","491:4910002657","491:4910002810","491:4910003522","491:4910002808","492:4920001025","491:4910002809","492:4920000926","480:4800002359","492:4920000155","491:4910002998","480:4800000178"],"twin_admin_codes":[491,490,491,491,491,491,491,490,491,490,495,491,491,492,491,491,491,491,492,491,492,480,492,491,480],"twin_sims":[0.08637003722253496,0.0812150348754152,0.05725154871971986,0.05435414649354489,0.043713046614883344,0.035760429341976804,0.030972511138994508,0.02875249356492727,0.027968542817974597,0.02458020962200647,0.02237872442782776,0.021690394405708874,0.019950727628661617,0.019293591530895937,0.018202627730367484,0.018184827000764254,0.01790687131442325,0.01627844097885765,0.015714146407617383,0.015206660363418598,0.013999040012941968,0.01296338092603491,0.012006233788099922,0.01164178119909264,0.010376166959744262],"twin_dists":[0.28743747207449033,0.29102637763928213,0.31063091892229316,0.31343825869786945,0.32495150433529785,0.33521273521574124,0.34236921075589954,0.34601404464887897,0.3473590158839289,0.3535742526677839,0.35802250825195864,0.35949135016406314,0.36339288452458973,0.36494417952539554,0.36762461109912564,0.36766949935754495,0.3683754594836882,0.37271550824996114,0.3743087238306645,0.37578512495108984,0.3794810075040712,0.38288209243666543,0.3862463445089251,0.3875901586490311,0.3925667186996856],"n_dims_used":44,"mean_confidence":0.893769004128196},"coverage":{"mean_confidence":0.893769004128196,"n_dims_used":44,"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}}