{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006116},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006091","480:4800006063","492:4920002647","480:4800006404","492:4920002751","492:4920002802","480:4800006418","480:4800006406","480:4800006419","492:4920002699","480:4800006417","480:4800006405","480:4800006026","492:4920002803","480:4800006393","480:4800006117","480:4800006420","480:4800006409","480:4800006066","480:4800006396","480:4800006090","480:4800006403","480:4800006407","492:4920002752","492:4920002701"],"twin_admin_codes":[480,480,492,480,492,492,480,480,480,492,480,480,480,492,480,480,480,480,480,480,480,480,480,492,492],"twin_sims":[0.7722445408244835,0.7318260552888407,0.6375784176746306,0.6095907629515974,0.579522727584721,0.5251695993193511,0.5181797605595103,0.5122078768394048,0.5001331650886008,0.4986104462928107,0.4944870065671044,0.48660081001142014,0.46506576445694947,0.45426765998271823,0.43286259924486176,0.42379850024854115,0.4152227558272654,0.4117562040318991,0.40696286919067787,0.4050477814099094,0.3885297016565605,0.38004694606929224,0.3800181570184606,0.3699983185169471,0.3609809689250376],"twin_dists":[0.09337497245706461,0.10262754346667034,0.12322043485357868,0.12921923152967632,0.13566139616187212,0.14739856284976255,0.14892397394803406,0.15023112818740036,0.15288614649541157,0.15322219235876985,0.1541336499978905,0.15588306017580547,0.16070638352884328,0.1631534459534901,0.16806932144252307,0.17017990559133736,0.17219418992998517,0.17301347121671737,0.17415130768154094,0.17460756535627084,0.17858433016934797,0.1806572783974881,0.18066435117956245,0.18314207601188043,0.18540055378185102],"n_dims_used":42,"mean_confidence":0.9192672002883184},"coverage":{"mean_confidence":0.9192672002883184,"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}}