{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008815},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008136","490:4900008923","490:4900008355","490:4900008695","490:4900008246","490:4900008256","490:4900008807","490:4900009252","490:4900008137","490:4900008242","490:4900007798","490:4900007800","490:4900008244","490:4900007915","490:4900009023","490:4900008134","490:4900009035","490:4900008027","490:4900007917","490:4900008356","490:4900008909","490:4900007916","490:4900009018","490:4900008808","490:4900008920"],"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":[0.102639443436755,0.06662750066201537,0.05386099440339765,0.03471022619755745,0.032803709790243676,0.032717521370691456,0.0286094248999593,0.015701698865785863,0.013946541084228086,0.013380727404697796,0.0062600650744493135,0.0049725764042454065,0.004797329128510057,0.004626919178836967,0.0037446583443834034,0.0030718590103082596,0.002974539937701452,0.0029244651687354295,0.0022290077802670787,0.0019703967899983533,0.0019666890917210728,0.0019514908506316504,0.0016867904414181467,0.0015822966424402563,0.001546732259455829],"twin_dists":[0.2771250708893516,0.3022834126199803,0.3139283558005335,0.3367092671132193,0.339527465265547,0.33965813840642445,0.3462571268690921,0.3743444315318747,0.37964797422536023,0.3814836130284987,0.41370945400475956,0.42299293815295785,0.4244212382131737,0.42585620745284075,0.43415488628298754,0.44178224264479826,0.44300969656155226,0.44365564605807206,0.45386251084551127,0.4584227351935981,0.45849203122160187,0.45877734445780766,0.46410562912092285,0.46642403496806345,0.4672454051745513],"n_dims_used":45,"mean_confidence":0.8885574340820312},"coverage":{"mean_confidence":0.8885574340820312,"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}}