{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009625},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009528","490:4900010212","491:4910005314","490:4900010563","490:4900009819","490:4900009622","490:4900011145","490:4900010022","490:4900009623","490:4900011144","491:4910005416","490:4900010213","490:4900010123","490:4900010307","490:4900010909","491:4910003945","490:4900009621","490:4900011139","490:4900010831","490:4900009624","490:4900010306","490:4900009099","491:4910005518","491:4910004752","490:4900007885"],"twin_admin_codes":[490,490,491,490,490,490,490,490,490,490,491,490,490,490,490,491,490,490,490,490,490,490,491,491,490],"twin_sims":[0.4849109451599144,0.4013728058487431,0.3813074042574528,0.263200733124129,0.25210928522904474,0.2493506927902784,0.2367573658769468,0.22830263040484794,0.21795416593638278,0.2048385790220505,0.1828880143929494,0.16035587937149715,0.1578892462875325,0.15422181312371164,0.1538543240249586,0.1410411798303261,0.129514993912404,0.12936722225777605,0.12826193038733583,0.12363446066866515,0.12359580196262458,0.11748952569647596,0.10854488471241047,0.10615112384353992,0.10254443755238925],"twin_dists":[0.1562590358028816,0.1754858183435865,0.18034786700617902,0.21220380777999548,0.21559889469513635,0.2164579525960438,0.22045936457705742,0.22322422499326153,0.22670226883087352,0.23127382903144364,0.2393979110037257,0.24848894090528778,0.24953898002867023,0.25112254724781075,0.25128273897710707,0.25705329777268565,0.2625880110882005,0.2626613325527045,0.2632117742904628,0.26555607406336373,0.26557593734009854,0.2687746846151502,0.27369898146480587,0.27506984127261846,0.2771814301136912],"n_dims_used":44,"mean_confidence":0.8839185021140359},"coverage":{"mean_confidence":0.8839185021140359,"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}}