{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006395},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006275","490:4900007500","490:4900006273","490:4900007369","490:4900004676","490:4900007244","490:4900005637","490:4900004955","490:4900004831","490:4900001821","490:4900005761","490:4900003712","490:4900006758","490:4900004271","490:4900001978","490:4900004820","490:4900001141","490:4900006272","494:4940007046","494:4940008669","490:4900007368","490:4900007491","490:4900006634","490:4900003856","490:4900005242"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,494,490,490,490,490,490],"twin_sims":[0.6202182627720509,0.5700107012866098,0.5163789454652412,0.5060906132263151,0.4031708217844262,0.36391058331637177,0.3623081999576228,0.3554148881494627,0.3474099709851335,0.3422919136429343,0.33979349780920903,0.31900560646117665,0.31834015113076775,0.3112183006481399,0.2835730922804596,0.2579252904431668,0.25768612087916914,0.25024897304840443,0.23629839425810428,0.23590681099085647,0.23259390093042673,0.2285119035061825,0.22715144986917973,0.22540335478762608,0.21987600492548987],"twin_dists":[0.1269431036881948,0.13770372622060123,0.14931775398718963,0.1515741041499742,0.17505567529287033,0.1846637186724312,0.18506636389370693,0.1868089517879866,0.1888546289570518,0.19017557649345773,0.19082422711233224,0.19632509005318746,0.19650441782294892,0.19843705470117784,0.20619270258535113,0.21380711935588573,0.21388029467685737,0.21617755408180572,0.22060777917118993,0.22073455181696655,0.22181264108463636,0.22315498177328666,0.2236058747838145,0.2241878784007401,0.2260481405356572],"n_dims_used":45,"mean_confidence":0.9160128275553385},"coverage":{"mean_confidence":0.9160128275553385,"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}}