{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003314},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003359","480:4800003175","480:4800002623","480:4800003779","480:4800002830","480:4800003521","480:4800003357","480:4800003594","480:4800003464","480:4800002961","480:4800002924","480:4800003785","480:4800003419","480:4800003709","480:4800003652","480:4800003313","480:4800003600","480:4800003475","480:4800003053","480:4800003363","480:4800002959","480:4800003126","480:4800003579","480:4800003592","480:4800003215"],"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":[0.784597957160981,0.6403234604503105,0.5844527453394823,0.5738455695964688,0.5704095382448995,0.5472950865374154,0.5236097109629807,0.4917868407877146,0.4827637737936656,0.4822599011348444,0.4743564296969074,0.46131985224551225,0.4592327912893451,0.45638990920178163,0.44143512977982274,0.4391222589139406,0.4313394454185572,0.4243420979729151,0.42315799445923663,0.4186604669142063,0.40404996902454265,0.39917576005340993,0.38944963986791614,0.3793254022341235,0.37006835657609216],"twin_dists":[0.0904627498554207,0.1226309300669636,0.1346040323584262,0.13687994174005497,0.13761802289775799,0.1425980658499835,0.14773857430471643,0.15473169312015927,0.15673734242761206,0.1568496819218258,0.15861671450614442,0.16155296802993865,0.1620257000814151,0.16267086935350805,0.16608953513667618,0.16662217579513636,0.1684227175940566,0.17005280679039658,0.1703297499136583,0.17138463206528845,0.17484566938047305,0.17601260748595055,0.17836082015118349,0.18083462267700218,0.1831246429576583],"n_dims_used":43,"mean_confidence":0.9210445492766625},"coverage":{"mean_confidence":0.9210445492766625,"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}}