{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005713},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005973","490:4900005710","490:4900004627","490:4900005701","490:4900006573","490:4900006818","490:4900005968","490:4900005440","490:4900005582","490:4900006942","490:4900006095","490:4900004765","490:4900005180","490:4900004630","490:4900004357","490:4900007068","490:4900003257","490:4900005181","490:4900006223","490:4900004621","490:4900004629","490:4900004908","490:4900003792","490:4900003648","490:4900005974"],"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":[0.361739235283178,0.24203870347854886,0.08822946678331867,0.08419412470736161,0.08183645859083202,0.06627910548647784,0.059737717559526414,0.05017650078621586,0.047970665392850144,0.04633662594087261,0.022894072539054622,0.022370699227171793,0.021825194357979676,0.020889707399309343,0.0205051718674497,0.019825280595857017,0.01960502788617989,0.01854426192408179,0.01690180668475443,0.016347391879625542,0.016022871063674303,0.015274343404037499,0.013990317686004672,0.013719761844552923,0.013408209730142841],"twin_dists":[0.1852095499059529,0.21876490065369789,0.2861848074375442,0.28893090165113183,0.29058425730534754,0.3025758143464065,0.3083140276436626,0.3177128411061832,0.3200907172011254,0.3219118083351403,0.35694826776944766,0.35803940587303124,0.35920053891367726,0.3612518436226445,0.36211830547887963,0.36368554701135697,0.3642033185926025,0.3667704669192534,0.371010961834634,0.3725241748914598,0.37343096308393664,0.37558573436681975,0.37950870951105914,0.380375657647975,0.38139288288526296],"n_dims_used":45,"mean_confidence":0.9234041002061631},"coverage":{"mean_confidence":0.9234041002061631,"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}}