{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002077},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002075","490:4900002076","490:4900002080","490:4900002074","490:4900002386","490:4900002385","490:4900001919","490:4900002388","490:4900002232","490:4900002390","490:4900004204","490:4900004061","494:4940005051","490:4900002387","490:4900002227","490:4900012976","490:4900000639","490:4900006794","490:4900004882","490:4900000859","490:4900003508","490:4900005812","494:4940005184","490:4900002688","490:4900002087"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,494,490,490],"twin_sims":[0.28467883312584596,0.24404581010704984,0.06950267724366889,0.05819995111067133,0.03407862158327795,0.030248147912109242,0.02812145253290842,0.027431099870043694,0.024115081817168912,0.02118712458617462,0.01976462536583809,0.016753303974338368,0.011882150255894335,0.010910462566898264,0.010634412466603897,0.008933079845334316,0.008309569629130664,0.006963095185972392,0.006935306422150766,0.004983876848554753,0.003990701294701016,0.0037459801818086145,0.003656887884561407,0.0034342402046327394,0.003334437990048819],"twin_dists":[0.20587409725060768,0.21812723270683587,0.2999167217458802,0.30973748828535835,0.3376279592776269,0.3435331332421351,0.3470941564369175,0.34829993076805676,0.3544844529330106,0.3605911574855247,0.36382763289798603,0.3714119600941146,0.3866997531116685,0.39040336043047974,0.39150900948049017,0.3989491450029394,0.40199657387008886,0.4093470447400991,0.4095117864600976,0.42290241032642134,0.43167545644115535,0.4341411743380256,0.4350753763817225,0.43750393388886893,0.4386394682384432],"n_dims_used":45,"mean_confidence":0.9142219543457031},"coverage":{"mean_confidence":0.9142219543457031,"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}}