{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001634},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001539","487:4870001537","487:4870001536","487:4870001441","487:4870001631","487:4870001440","487:4870001909","487:4870001347","487:4870001908","487:4870001534","487:4870001635","487:4870001535","487:4870001349","487:4870001538","487:4870001350","487:4870001348","487:4870001818","487:4870001728","487:4870001727","486:4860003436","487:4870001816","487:4870001629","487:4870001910","487:4870001445","487:4870001996"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,486,487,487,487,487,487],"twin_sims":[0.8818416034147277,0.8596890990652039,0.8222203688603591,0.8164279536126191,0.7838696775643561,0.5914410358536757,0.4151879322689308,0.38037616073198166,0.35485737563659037,0.27956593716909933,0.24547242227078114,0.21915619616512544,0.17826133913880937,0.17546587019288595,0.1546893272225599,0.1443475054061614,0.12540246083674672,0.11680366769463767,0.1090681533094429,0.10565580341698733,0.10281007644719405,0.08728170168878713,0.08697080097301707,0.08316179379504493,0.0745431078749556],"twin_dists":[0.0651299064139367,0.07141549186770084,0.08126175811400613,0.0827162052299207,0.09063573765446682,0.13310624344195185,0.17220240533635262,0.18057641661290458,0.18695064374055853,0.20735364679032278,0.2176760468581895,0.2262926879281581,0.2411965122619964,0.24229934632378072,0.2509191573577994,0.25552828675378686,0.26465266037841084,0.26914185577686967,0.27340244340966324,0.2753564935189374,0.277023950406384,0.28682064927378303,0.2870304232664875,0.2896502293475359,0.2959530216646042],"n_dims_used":42,"mean_confidence":0.9072388240269252},"coverage":{"mean_confidence":0.9072388240269252,"n_dims_used":42,"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}}