{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000310},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000509","480:4800000918","480:4800000428","480:4800000467","480:4800000353","480:4800001195","480:4800000726","480:4800000340","480:4800000472","480:4800000843","480:4800000440","480:4800000648","480:4800000331","480:4800000430","480:4800000608","480:4800001196","480:4800000396","480:4800000380","480:4800000349","480:4800000308","480:4800000407","480:4800000321","480:4800001077","480:4800000436","480:4800000931"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.660209412503307,0.6044958922580088,0.5677048647345171,0.5343630796688515,0.4578379357133553,0.4513649394709911,0.42822397595588907,0.42316530758561055,0.40167813096303,0.38603970707266355,0.38348655610873866,0.3783545413725637,0.36565881076991236,0.3603035010032383,0.3565807755673795,0.34031704633187654,0.333115606870147,0.3292996468485307,0.32827051588884504,0.31811461315710027,0.31629457081452117,0.3110532431083142,0.30910981406737215,0.3057782324061573,0.29280842726647777],"twin_dists":[0.11834954057255997,0.1303101872392149,0.13819934364308245,0.14539908500831794,0.16234207112983498,0.16381483457954632,0.16914713937314926,0.17032803849547987,0.17541271359489038,0.17919056011350523,0.17981409713319563,0.18107350322642501,0.1842254464515363,0.18557137779270858,0.18651301170091275,0.19068808996808845,0.19257068658356208,0.19357722946995656,0.19384977978520926,0.19656524397021874,0.19705699047658623,0.19848214270576597,0.19901405364760438,0.19993038791421858,0.20355411282760033],"n_dims_used":43,"mean_confidence":0.9135561211164608},"coverage":{"mean_confidence":0.9135561211164608,"n_dims_used":43,"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}}