{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009216},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009215","490:4900009228","490:4900009138","490:4900009320","490:4900009665","490:4900009321","490:4900009319","490:4900007766","490:4900008883","490:4900009225","490:4900009224","490:4900009111","490:4900008991","490:4900009024","490:4900009323","490:4900009113","490:4900009422","490:4900009027","490:4900008003","490:4900008370","490:4900009461","490:4900008583","490:4900008889","497:4970001268","490:4900009731"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490],"twin_sims":[0.28524635982269814,0.11590650670286735,0.04164596876336634,0.03658984468042752,0.02891315652072107,0.02816329499035218,0.01889315925624694,0.012117849012671815,0.011510324283322524,0.010845528302949277,0.00996599218244766,0.007339539527777656,0.006912243522539387,0.00544095617342899,0.0045767788902247915,0.004555023404372055,0.004369377924438321,0.00378514236765443,0.0033693334447408674,0.0026701416382230447,0.002617981578808449,0.0022029827090137145,0.0020748404619596508,0.0019328149769424637,0.0017732583025940362],"twin_dists":[0.20571086093889138,0.26962465243522726,0.3274563493285479,0.33405700250853565,0.34574230424669766,0.34702189574157544,0.36591225205520134,0.385842032729273,0.38808404377752215,0.3906611807279868,0.39429589607203414,0.4071717076668113,0.409648963023591,0.4193880458343311,0.42628755127177426,0.4264760429321718,0.4281185810972297,0.43373691497875855,0.43823895037790334,0.44710124630815123,0.44784488398500405,0.4542987682404761,0.4565183745098814,0.45913075486940313,0.4622851891025862],"n_dims_used":45,"mean_confidence":0.8776184929741754},"coverage":{"mean_confidence":0.8776184929741754,"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}}