{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001503},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001409","498:4980001413","478:4780001490","500:5000005744","498:4980003251","484:4840004939","498:4980002825","498:4980003495","484:4840003752","500:5000005793","484:4840000840","484:4840004257","478:4780001489","498:4980001600","473:4730005370","473:4730006712","500:5000009467","500:5000005949","498:4980003497","473:4730006266","500:5000005424","473:4730005972","498:4980002549","498:4980002692","498:4980003005"],"twin_admin_codes":[498,498,478,500,498,484,498,498,484,500,484,484,478,498,473,473,500,500,498,473,500,473,498,498,498],"twin_sims":[0.27604574071316174,0.2598352068167616,0.24214371402649665,0.21658155194509154,0.20662541956838185,0.20611883357166247,0.19876651366051856,0.17451836963755626,0.16528617679102428,0.15621565136527124,0.15537783106018793,0.1552044928287521,0.15216578436383846,0.1500218833149025,0.1456457982724714,0.14045593595181724,0.130705136327624,0.1289256015145665,0.12768819492249014,0.12578424984585804,0.12504030447044906,0.12092792905824998,0.1164059120867487,0.1131135465244345,0.11048474284925937],"twin_dists":[0.20838188062714125,0.2132242982582239,0.21873145365431546,0.22717183485423684,0.23063951566806823,0.23081896730044868,0.2334581562079918,0.2426759808115455,0.24642477781054137,0.25025825274613955,0.2506204446059921,0.25069555737755306,0.2520224158056648,0.252970305609441,0.254936548758245,0.2573259994184639,0.2619997764706568,0.2628808341392438,0.26349891358537036,0.26445884529361924,0.26483692340436066,0.26695829844743735,0.26935555080290585,0.2711462756014214,0.27260514684920467],"n_dims_used":45,"mean_confidence":0.924427964952257},"coverage":{"mean_confidence":0.924427964952257,"n_dims_used":45,"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}}