{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870010080},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870009823","487:4870010074","487:4870009689","484:4840007611","475:4750001627","476:4760000490","500:5000005953","487:4870009815","486:4860004988","487:4870009678","487:4870012261","487:4870009814","487:4870009813","487:4870010072","487:4870010204","487:4870010073","487:4870009941","476:4760000491","498:4980003439","484:4840007681","484:4840007612","476:4760000414","476:4760000412","476:4760000413","486:4860004987"],"twin_admin_codes":[487,487,487,484,475,476,500,487,486,487,487,487,487,487,487,487,487,476,498,484,484,476,476,476,486],"twin_sims":[0.3655395902218588,0.1271465077882654,0.12052070715426134,0.09437867687985287,0.0821968179520283,0.0781239262247027,0.06891413922700075,0.06784343092372604,0.057408377185955844,0.05366688744014511,0.05307800288162954,0.046456157101565275,0.03907609026868797,0.03520607693043762,0.03344642281330799,0.03323199923737866,0.03057716373694422,0.030106598950926343,0.029375427024958035,0.027089995526884018,0.026902201888724362,0.023997971409789907,0.020029782526010634,0.019391958382787077,0.01494098623381386],"twin_dists":[0.18425530088037964,0.26377091137307135,0.26717134170304985,0.2821859178678278,0.2903291041960919,0.2932667678769277,0.3003946023784377,0.30127257310021033,0.31048234233082367,0.3141222806752878,0.3147141930738196,0.321776788042483,0.3307209639645915,0.335997953076599,0.33856216026290514,0.3388824349526663,0.3430015370157965,0.34376336201793817,0.34496760383828157,0.34890537666727417,0.34924151071199105,0.35471601749671977,0.363209276350334,0.3647090581554554,0.37657541909750714],"n_dims_used":42,"mean_confidence":0.9148594084240141},"coverage":{"mean_confidence":0.9148594084240141,"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}}