{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002598},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003585","490:4900003042","490:4900003990","490:4900002746","490:4900001670","490:4900001410","490:4900003718","490:4900004128","490:4900004275","490:4900001414","490:4900002298","490:4900002588","490:4900003700","490:4900004282","490:4900004126","490:4900007744","490:4900007742","490:4900006514","490:4900002288","490:4900004830","490:4900003041","490:4900002617","490:4900007621","490:4900002461","490:4900004959"],"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":[0.6734341768905909,0.6533508435344664,0.614982614259784,0.6148879864408705,0.5457958848437122,0.5297438077588581,0.47152670843700667,0.4621934594533593,0.4606987660255869,0.46044154047576785,0.45880132899992887,0.43036442023346966,0.38437638603486296,0.38255683425265874,0.3809754904206703,0.38075989717040387,0.36759241928291575,0.36199826078247316,0.36113347596905204,0.35855244747619036,0.34894692623332785,0.3486603140171267,0.34654532507529623,0.3420578295835253,0.34081994813818395],"twin_dists":[0.11548829390114312,0.11982862577906987,0.12806457949905292,0.1280848457636584,0.14292216271512972,0.14640280041656115,0.159251705798321,0.16135531581960347,0.1616935682732112,0.16175181815549428,0.1621235243815443,0.16864920449220544,0.17959655657902296,0.18004164833137026,0.18042929577253275,0.18048220580168567,0.18374192568821446,0.18514434921069298,0.1853621215546084,0.18601366855148418,0.18845995894118991,0.18853348776603546,0.18907706307053956,0.1902362427825412,0.19055742723338484],"n_dims_used":45,"mean_confidence":0.9198455810546875},"coverage":{"mean_confidence":0.9198455810546875,"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}}