{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009643},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009542","490:4900009744","490:4900011508","490:4900009642","490:4900010327","490:4900009743","490:4900010240","490:4900010498","490:4900010315","490:4900010598","490:4900011507","490:4900010152","490:4900011308","490:4900010497","490:4900010041","490:4900010581","490:4900011244","490:4900011444","490:4900010569","490:4900009842","490:4900009942","490:4900010651","490:4900010325","490:4900011370","490:4900010243"],"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":[0.15364097635403318,0.10462680790306608,0.08313371551919603,0.07469858564992511,0.021407073640233053,0.021396221097425953,0.01986837741888045,0.019443326421406868,0.0169524781233042,0.012891010801108079,0.009439168131858834,0.009218401350964233,0.008706721873386619,0.008101984380716297,0.007567068192174506,0.007350375755132822,0.006599446065180853,0.005554439360925473,0.0043871993135153825,0.004265195315562836,0.0035668487829333597,0.0030393838311397353,0.002799314974552658,0.0027321522561545913,0.002694921593783476],"twin_dists":[0.2513758677871195,0.27595535164413115,0.28966989367004103,0.2958342479414077,0.36010773222311837,0.3601314834056135,0.3635848222856958,0.3645866893432197,0.3708748422743845,0.38312863900477345,0.3966124191609192,0.3976176372435215,0.4000328139912336,0.4030566889526909,0.4059050269055968,0.4071105865068112,0.41155131009819906,0.4185569937567248,0.4279581816957166,0.429068327334202,0.43604081204666734,0.44218784103110814,0.44531537774477914,0.44623428442607577,0.4467526121538129],"n_dims_used":45,"mean_confidence":0.8922804090711806},"coverage":{"mean_confidence":0.8922804090711806,"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}}