{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008136},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007800","490:4900008815","490:4900008807","490:4900007916","490:4900008027","490:4900007915","490:4900008137","490:4900008695","490:4900008923","490:4900008246","490:4900009252","490:4900008256","490:4900007917","490:4900008474","490:4900008367","490:4900008355","490:4900007802","490:4900008244","490:4900008808","490:4900008134","490:4900008476","490:4900007798","490:4900008589","490:4900008038","490:4900008369"],"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":[0.13596382698289733,0.102639443436755,0.05861273297407623,0.05655405316546435,0.05514967796531037,0.041958018707003164,0.02850997263454428,0.028124837643162107,0.017898188527077176,0.013610509031823058,0.011434453508224739,0.010311100883028364,0.0035220440045529984,0.0017185262250983904,0.0016934795965472265,0.001405442080255721,0.00045429480258994654,0.00026267669305647163,0.00025417012224944783,0.00024106400328855065,0.00020848574275706468,0.00019521369614425722,0.00018710911249646586,0.00017038094986662292,0.00016862059681171712],"twin_dists":[0.25944790734682005,0.2771250708893516,0.30935237686208417,0.3112958118321192,0.31265536260979354,0.3270715993347694,0.3464267183863136,0.347088307014555,0.36839766642150334,0.38073002501607106,0.3883713753871519,0.39283690772023916,0.43652953073230066,0.46342770286385515,0.46396176628837715,0.47069077851497626,0.5095571917609826,0.5273795504250499,0.5284313994720439,0.5301185789252346,0.5347183552171442,0.5367892056659707,0.5381199710003972,0.5410476289503126,0.5413713077867582],"n_dims_used":45,"mean_confidence":0.8899549696180555},"coverage":{"mean_confidence":0.8899549696180555,"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}}