{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009007},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009115","490:4900011687","490:4900012090","490:4900008892","491:4910005463","490:4900011069","491:4910005056","490:4900011149","490:4900007895","491:4910005107","490:4900011156","491:4910004652","490:4900007783","490:4900011981","490:4900009936","490:4900011884","490:4900008901","490:4900010408","490:4900012163","490:4900011886","490:4900010988","490:4900010924","491:4910005712","490:4900010216","490:4900010493"],"twin_admin_codes":[490,490,490,490,491,490,491,490,490,491,490,491,490,490,490,490,490,490,490,490,490,490,491,490,490],"twin_sims":[0.03538096949365784,0.024811183810915897,0.020196611075068663,0.014680388130421664,0.013479326859516111,0.011021618691795732,0.01002692269284638,0.00922989128830713,0.008944846303890244,0.008020610150557175,0.007747867078876145,0.006233751904596326,0.006208473450361011,0.005550404851052207,0.00553636704457256,0.005487737942018014,0.005069861481961159,0.004964225882011229,0.004857844249657587,0.004243947888831156,0.0042098141553766925,0.004195292085085714,0.003943520272463765,0.003915485019823516,0.0037045533181356287],"twin_dists":[0.33574909649142953,0.3531277884314167,0.36282387520949505,0.37736273534176645,0.3811588577077468,0.38996516766031125,0.39403506510960984,0.39756479242075,0.39889348808700636,0.4034789099150899,0.4049226460641787,0.4138811542049973,0.4140467190884176,0.4185862747783673,0.41868830624935677,0.4190435761140837,0.4222196125154125,0.42305995396115503,0.42392276111679034,0.42926460609958,0.42958180254611983,0.42971746166846997,0.43213992347250696,0.4324183125336243,0.43457302135523357],"n_dims_used":45,"mean_confidence":0.88883056640625},"coverage":{"mean_confidence":0.88883056640625,"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}}