{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011670},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011731","490:4900011734","490:4900011469","490:4900009971","490:4900011191","490:4900011604","490:4900011657","490:4900011729","490:4900011273","490:4900011666","490:4900011189","490:4900011401","490:4900011475","490:4900011867","490:4900011414","490:4900012209","490:4900011602","490:4900011119","490:4900011866","490:4900011725","490:4900010949","490:4900011197","490:4900010702","490:4900011526","490:4900011665"],"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":[0.6699758032882892,0.5971975933635717,0.5790185944226673,0.40417295704550327,0.38324046636408726,0.37426585370066845,0.37191408962284034,0.37157123083069926,0.3663558956713264,0.36594682834495773,0.36487613023995874,0.3579823045728737,0.3283452729841346,0.3282720384144626,0.3215104412473664,0.32099164949033987,0.32075498807173075,0.313642697045732,0.3108474561988935,0.310111510062427,0.30271128703759836,0.30088612437938395,0.2646358183475373,0.2644213761432728,0.2641263023275796],"twin_dists":[0.11623783761923169,0.13187310436658098,0.13576955999571697,0.17481630702266632,0.17987430233452267,0.1820828172391245,0.182665813316431,0.18275095890070173,0.18405098488867233,0.18415334316932677,0.18442152979850054,0.18615791695888884,0.19382996562497423,0.1938493762192223,0.19565196101348692,0.19579113487016644,0.19585466475846608,0.19777635988460635,0.19853837573081617,0.1987396538038829,0.20077904985758677,0.20128646845953302,0.21177114774383857,0.21183570608569208,0.21192459220918997],"n_dims_used":45,"mean_confidence":0.9093592325846355},"coverage":{"mean_confidence":0.9093592325846355,"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}}