{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010499},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010758","490:4900010759","490:4900010411","490:4900010668","490:4900010754","490:4900011089","490:4900010585","490:4900010764","490:4900010677","490:4900010512","490:4900010917","490:4900010424","490:4900011300","490:4900010765","490:4900010836","490:4900009438","490:4900010837","490:4900011164","490:4900011158","490:4900010848","490:4900010753","490:4900009433","490:4900011247","490:4900010846","490:4900010929"],"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":[0.6339084228587816,0.5516073758686802,0.48281476849091975,0.4451017774963966,0.43622359964679847,0.26614849209838026,0.2604055372117655,0.25400084452311356,0.20404430319560335,0.1923847018921026,0.19010307094615767,0.18007733189055958,0.17603063296582225,0.1753494561284394,0.16196481652620917,0.14142122280668654,0.13744067159158216,0.13624825515915126,0.12531682607761135,0.12311684975450517,0.12020086550721742,0.11783722957698387,0.11779681929037311,0.11062716793431743,0.10973425179070852],"twin_dists":[0.12400814022130734,0.1416666670465002,0.156725975100173,0.16524733995296356,0.16729127858232906,0.21131667742510907,0.21305078204230102,0.21501329841072997,0.23155700628170572,0.23580416612890084,0.2366560402827314,0.24048665608991085,0.24207554044398247,0.24234554302405725,0.24781033358643167,0.2568766630541203,0.2587445922645824,0.25931201135511645,0.2646961943269241,0.2658224213661554,0.267339056654934,0.2685891701494805,0.26861070915593377,0.27252542423057446,0.2730265526583049],"n_dims_used":45,"mean_confidence":0.8934072706434462},"coverage":{"mean_confidence":0.8934072706434462,"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}}