{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010840},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011639","490:4900012096","490:4900011633","490:4900011695","490:4900011226","490:4900011318","490:4900011178","490:4900011522","490:4900010322","490:4900011838","490:4900011454","490:4900012119","490:4900009002","490:4900011363","490:4900011584","490:4900011576","490:4900011003","490:4900011250","490:4900011453","490:4900011770","490:4900011302","490:4900011641","490:4900011701","490:4900011901","490:4900011019"],"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":[0.09511147281074511,0.09462324616140962,0.0838647110618064,0.06480925193255731,0.05038290274343661,0.04694965904904376,0.04642485353089167,0.04367123428135046,0.0425597007688458,0.04167026731930588,0.037388249724269323,0.02735317897135048,0.026229710910066397,0.025696493884320264,0.023634815285802246,0.02304906574379854,0.020147310612364425,0.019332936322437537,0.01674831698840534,0.016461713794277726,0.0138773104155146,0.013216457726326758,0.011928653747506799,0.011458525540741676,0.010831481682243545],"twin_dists":[0.281723220396197,0.2820311797292521,0.28915966823630745,0.3038234195751932,0.31749482745740565,0.3212223969375068,0.321812119869527,0.3250011746678765,0.3263364936097118,0.32742630274952483,0.33296529996347496,0.34843766336479975,0.35046203889173927,0.3514491322305473,0.35544036919616495,0.35662929019694006,0.36293747746260757,0.3648500102974345,0.3714254803908811,0.37220849702607217,0.3798690048101183,0.38202939413357095,0.38652933664624756,0.38828002883442786,0.3907171331471497],"n_dims_used":45,"mean_confidence":0.8920846727159288},"coverage":{"mean_confidence":0.8920846727159288,"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}}