{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000918},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002159","490:4900003888","490:4900001452","490:4900003222","490:4900003075","490:4900002491","490:4900003490","490:4900002333","490:4900001710","490:4900003216","490:4900002612","494:4940008729","490:4900002487","490:4900002028","490:4900002485","490:4900001997","490:4900003330","490:4900003356","487:4870001961","490:4900001059","490:4900001199","490:4900002482","487:4870002461","490:4900002344","490:4900008540"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,487,490,490,490,487,490,490],"twin_sims":[0.48868344573412287,0.4676642744991148,0.46764235229870316,0.46679849704102705,0.4473547664562708,0.442173046661693,0.41150396966699626,0.40660718639162946,0.4009578900607674,0.38806390541882513,0.37905715966965703,0.3733557240757834,0.3587937384686089,0.3488967203073266,0.3387608987086611,0.3349199521785468,0.3271577026696699,0.3266490239733541,0.3168452010501529,0.314325544793009,0.31431846391053647,0.3063479682828005,0.30582314545456424,0.30500925199100276,0.29840297807948585],"twin_dists":[0.15542024593816847,0.16012050648488257,0.16012544451993577,0.1603155855435881,0.16473116736413052,0.16591982601893288,0.17307320086692812,0.17423597451667083,0.1755852029889012,0.1786975959842406,0.18090059416261103,0.18230822124697751,0.1859526563926506,0.18847283670962744,0.19109306209000593,0.1920969431834987,0.19414502259767524,0.19428016590750444,0.19690805074500717,0.19759079599532822,0.19759271904928152,0.19977327847579804,0.19991799662719956,0.20014270928743683,0.20197970955041092],"n_dims_used":45,"mean_confidence":0.9128896077473958},"coverage":{"mean_confidence":0.9128896077473958,"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}}