{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009035},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008920","490:4900007798","490:4900008243","490:4900009555","490:4900009356","490:4900008246","490:4900009456","490:4900008928","490:4900009025","490:4900008134","490:4900008921","490:4900008815","490:4900009139","490:4900008573","490:4900009124","490:4900009658","490:4900009019","490:4900009235","490:4900008686","490:4900009655","490:4900008587","490:4900008700","490:4900009145","490:4900008996","490:4900008795"],"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":[0.18388747394720012,0.10847998532680905,0.07011785668481527,0.06579670953481065,0.04745967007904866,0.014790308717837675,0.014345982571514444,0.006736990945271003,0.005564175935929909,0.0032901872160593323,0.0029890161215520746,0.002974539937701452,0.0026440018885513323,0.0016952968018006146,0.001523534499811096,0.0013284799730965517,0.0012845614095945727,0.0012163971518095514,0.0009214853046131719,0.0008655092243464074,0.0007375185286054796,0.000704031574628221,0.00069031368816223,0.0005525498736824005,0.0005223496523056801],"twin_dists":[0.23901360953060347,0.2737358373087612,0.29942071040089807,0.30298275756325527,0.32065455850724417,0.3770291543294475,0.37839128953962237,0.41070501764277545,0.4184864082841082,0.43915289901902294,0.44282481026346865,0.44300969656155226,0.4474722372532306,0.4639227743472528,0.4677906073045219,0.4727045932984405,0.47390265888849514,0.4758393476120595,0.48558206284948563,0.4877540947103367,0.49325705680690796,0.4948435220817231,0.4955137872692819,0.5030341475064954,0.5049153064770953],"n_dims_used":45,"mean_confidence":0.8919080098470052},"coverage":{"mean_confidence":0.8919080098470052,"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}}