{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007322},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007321","490:4900006455","490:4900007560","490:4900006462","490:4900006343","490:4900007195","490:4900006714","490:4900007679","490:4900006344","490:4900007317","490:4900006581","490:4900007315","490:4900007325","490:4900006345","490:4900005717","490:4900006341","490:4900006342","490:4900005585","490:4900007193","490:4900006947","490:4900006948","490:4900005715","490:4900006707","490:4900007693","490:4900006706"],"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":[0.1544653033298927,0.03918982095519906,0.0353807116274014,0.027653258365192442,0.026924081652146215,0.021664359362155213,0.021550971721733876,0.013355914636739886,0.011541099862733292,0.010967541961155165,0.005862139183438844,0.005321116162674639,0.0051954382919040115,0.004150039992105373,0.003903519429987311,0.0036083148973095037,0.0030874920009688212,0.001734684754734661,0.0011887423159512081,0.0011604232882407705,0.0011251033880492593,0.001039015282586211,0.0009493289321160257,0.0008983882602211488,0.000825051868495556],"twin_dists":[0.2510165616827406,0.3305727057934362,0.33574946264137334,0.34790908534913584,0.3492022440036955,0.3595476979485019,0.35979379218526,0.3815656715280004,0.387967972280312,0.39017785229075747,0.41637852560364147,0.4202828386185831,0.4212410189806015,0.4301429415582968,0.43253768293680417,0.43559346997556986,0.44158838953467483,0.4630869517482171,0.4766538563698681,0.4775063127080448,0.4785969256408726,0.481394178913329,0.48454690774457,0.4864630301396498,0.4894067838244641],"n_dims_used":45,"mean_confidence":0.9114531622992621},"coverage":{"mean_confidence":0.9114531622992621,"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}}