{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009755},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010506","490:4900011704","490:4900011705","490:4900011837","490:4900011771","490:4900010591","490:4900011706","490:4900009852","490:4900008779","490:4900009840","490:4900007895","490:4900012038","490:4900010408","490:4900011902","490:4900008214","490:4900009629","490:4900012035","490:4900010034","490:4900011376","490:4900011764","490:4900012034","490:4900007782","490:4900008899","490:4900010237","490:4900010588"],"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":[0.10763018834353436,0.05256311249518126,0.037911018538738156,0.036654607669493744,0.034312441254964805,0.03213228816009188,0.025502550791479884,0.021646500510551028,0.01996526480294703,0.018741194809080652,0.018032433643254853,0.017846093432923163,0.013528596931204189,0.013141101612484019,0.012901845637483082,0.012349792184168039,0.012223631939302239,0.011373999558695539,0.010950686270386527,0.010498505299095325,0.01014489238245068,0.00794766758773133,0.007943933180329165,0.007874473553531143,0.006978114652979718],"twin_dists":[0.2742200144985855,0.3152362123835265,0.3322611517731771,0.3339676992257608,0.33728618250781356,0.34055328839172994,0.35181254925289546,0.3595863840136554,0.36335907379380683,0.3662843350925839,0.36805537311781356,0.36853110233401937,0.38099736379352184,0.3822817724057971,0.3830916496310763,0.3850123006849701,0.38546188407136445,0.38860153635259265,0.3902443366168241,0.39206276464004863,0.3935340516238987,0.40386065847423364,0.40388028708857754,0.4042468938478166,0.40925824997567134],"n_dims_used":45,"mean_confidence":0.894472164577908},"coverage":{"mean_confidence":0.894472164577908,"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}}