{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006496},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001540","494:4940003604","494:4940002471","494:4940002699","493:4930004770","494:4940000239","494:4940002810","480:4800006451","472:4720001364","486:4860005051","484:4840007806","474:4740005748","473:4730005610","472:4720001307","496:4960006191","494:4940003605","472:4720001248","473:4730007640","484:4840006725","493:4930004771","494:4940003374","470:4700000096","496:4960009368","494:4940002357","475:4750000336"],"twin_admin_codes":[494,494,494,494,493,494,494,480,472,486,484,474,473,472,496,494,472,473,484,493,494,470,496,494,475],"twin_sims":[0.346754028255557,0.15714068864063047,0.13247552393988019,0.11430964352854156,0.08390613684456111,0.05607500111263179,0.05410651865857729,0.030012811067204763,0.025226177514922128,0.014800739230241554,0.010563867333433537,0.007523361493873461,0.00671936735381227,0.006402355293779607,0.006230663194263673,0.006094780771451613,0.0056172178481004465,0.004430291262650009,0.0036922585366258695,0.003202070173744523,0.003132580451057937,0.002820888050513126,0.0027341176875353506,0.0024675400771137215,0.0019262105473129884],"twin_dists":[0.18902334643285096,0.24986000164440764,0.2611321808059116,0.2704911347353778,0.28913086005529864,0.3117564056712706,0.3136838898786387,0.3439164192328839,0.3523345734612924,0.37699761399923076,0.3917956549035012,0.4061456693049052,0.4108125794116242,0.41279209228018277,0.41390135166355796,0.41479896332386845,0.4181038290631296,0.42757276852648896,0.4347020324647231,0.4401943483070445,0.4410342615479247,0.4450244976115655,0.4462071015871759,0.4500683586863398,0.4592564851638342],"n_dims_used":42,"mean_confidence":0.8897230057489305},"coverage":{"mean_confidence":0.8897230057489305,"n_dims_used":42,"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}}