{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001299},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001479","480:4800001536","480:4800001417","480:4800001300","480:4800001471","480:4800001759","480:4800001360","480:4800001537","480:4800002090","480:4800001936","480:4800002089","480:4800001645","480:4800001230","480:4800001425","480:4800001478","480:4800001932","480:4800001472","480:4800002039","480:4800001301","480:4800002191","480:4800001370","480:4800001302","480:4800001762","480:4800002047","480:4800001474"],"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":[0.602765812073693,0.5129626652331146,0.39284977957853023,0.3752382395273569,0.3449459177690433,0.2777020675919928,0.26719944852070404,0.2271489665601522,0.19645095235635604,0.1963520316339735,0.1775920424645303,0.14550510353526186,0.14176502616427142,0.1393146905753004,0.13688690404500403,0.129061523541633,0.12570740492678215,0.12512182616428708,0.11574813259846198,0.1130240215329974,0.11200417614551356,0.10739646502541911,0.09335100083878481,0.09331187743846699,0.09058550154736626],"twin_dists":[0.13068065252886776,0.15006570891770804,0.1775368546620349,0.18184229207638541,0.18948929234992057,0.20789708517044092,0.2110018720244351,0.2236066994559297,0.2343032568163876,0.23433951268153086,0.24145942892353198,0.2550004855553361,0.25671717577664627,0.25786022264777797,0.2590076459092989,0.26281321549289843,0.2644978196706848,0.2647954103358774,0.2697101773112996,0.2711955255972376,0.2717587024958728,0.2743536994764605,0.2828396009664131,0.28286459848629475,0.2846273455416365],"n_dims_used":43,"mean_confidence":0.9129958041878634},"coverage":{"mean_confidence":0.9129958041878634,"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}}