{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003478},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003734","490:4900002001","490:4900003887","490:4900004298","490:4900003208","490:4900003864","490:4900004165","490:4900003218","490:4900003336","490:4900002757","490:4900001558","490:4900001300","490:4900000929","490:4900003199","490:4900003614","490:4900003464","490:4900004035","490:4900001426","496:4960011812","490:4900001839","490:4900001567","490:4900004312","490:4900003613","490:4900000691","490:4900003207"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490,490],"twin_sims":[0.75301412476014,0.7078098155235147,0.6978197397015693,0.6819669810972121,0.6503012203525396,0.6474547546768055,0.5716971435596133,0.5597645575778878,0.5572033862527251,0.5509916421410064,0.5444279299849177,0.5199975076033314,0.5189633207383799,0.49380029944736353,0.4811183669645529,0.465077448244733,0.4597261848423813,0.4543947437802883,0.4483869018284374,0.4471902424552245,0.4432972637413576,0.4412166259806786,0.4392593907535984,0.4371412460406348,0.42844605194101526],"twin_dists":[0.09782425257578596,0.10797247230887017,0.11017069299177686,0.11363446727844718,0.12048539659568895,0.12109796455186304,0.13734138264313744,0.13990792261887175,0.14045971853057332,0.14179958440751012,0.1432180219707093,0.14852682362395084,0.14875273735068162,0.15428565382897141,0.1571043262021389,0.16070374669987247,0.1619138745259665,0.16312452533623634,0.1644950285507455,0.16476882727971742,0.16566148459549968,0.166139808658161,0.1665905645839116,0.16707926705003182,0.16909543021669243],"n_dims_used":45,"mean_confidence":0.9141503228081598},"coverage":{"mean_confidence":0.9141503228081598,"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}}