{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004219},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003514","490:4900001512","490:4900003649","490:4900002395","490:4900003653","490:4900003132","490:4900001379","490:4900003652","490:4900002836","490:4900002996","490:4900003654","490:4900003794","490:4900003127","490:4900001251","490:4900004365","490:4900002550","490:4900003660","490:4900003263","490:4900002696","490:4900004354","490:4900002986","490:4900003661","490:4900003125","490:4900004485","490:4900003252"],"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":[0.390666340096777,0.19371656074527432,0.18672770370664737,0.1550050882253271,0.1515362536443058,0.13547616751188912,0.1354410448739964,0.10314859446120851,0.07561862646814646,0.07095049172091787,0.0666629589929406,0.06503064580686892,0.05540346268132398,0.052918194159621006,0.0521900189562901,0.05189161113472654,0.04616607708867588,0.044122024057266195,0.04077848581053016,0.03881230342224991,0.03832141304562416,0.036620598279677063,0.03286897918700409,0.03283977322532281,0.03261289879339768],"twin_dists":[0.1780655887305073,0.23531015118848964,0.23792948319346965,0.25078204145930527,0.2522997283330053,0.2596814011868688,0.2596982423968177,0.27682372488129353,0.29513545860216894,0.29875496361411785,0.30225372304824183,0.3036340327884323,0.3124075752910173,0.3148757629589728,0.31561713067244057,0.3159234283777358,0.32210496307763775,0.32446775870478073,0.32853884938051514,0.3310662439180348,0.3317141084171091,0.33401457889798325,0.3394287030353722,0.33947287525099484,0.33981715569631615],"n_dims_used":45,"mean_confidence":0.9188646952311198},"coverage":{"mean_confidence":0.9188646952311198,"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}}