{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004194},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004169","500:5000010985","499:4990004174","499:4990003954","500:5000011213","499:4990004138","499:4990003647","499:4990003694","499:4990003841","499:4990004248","499:4990003955","468:4680000038","499:4990002893","499:4990004000","500:5000011061","499:4990003660","500:5000011382","500:5000010984","500:5000011377","499:4990004104","499:4990004133","500:5000011215","499:4990004040","499:4990003895","500:5000011062"],"twin_admin_codes":[499,500,499,499,500,499,499,499,499,499,499,468,499,499,500,499,500,500,500,499,499,500,499,499,500],"twin_sims":[0.6861250547813351,0.6711177109129144,0.6568181740277319,0.6534159069209544,0.6419064578845615,0.6149955515946631,0.6144775240077369,0.5955036573693251,0.5842939329287011,0.5827052203582489,0.5679193397302401,0.5517647070329401,0.5502729191847893,0.5368156203731036,0.5303307312170763,0.5270363388781636,0.5227061615830855,0.5206097354307313,0.5198716809571658,0.5165547206246623,0.509732030024095,0.4915571196756437,0.4800677939289139,0.47695847062078844,0.4726298530360281],"twin_dists":[0.11272856702667407,0.11599045763070219,0.11908124397571933,0.11981460793898935,0.12229083931619758,0.12806180872714312,0.12817275273916431,0.1322359233906632,0.1346380832698266,0.13497875471410914,0.13815323459084447,0.14163270805102954,0.14195476416616107,0.14486689514326503,0.14627516748014208,0.14699196292638034,0.1479356274798541,0.14839313496602508,0.14855430424430413,0.1492793030231553,0.15077416941961588,0.1547826171089116,0.15733884865325307,0.15803391626457441,0.15900400916854027],"n_dims_used":44,"mean_confidence":0.9307070645419034},"coverage":{"mean_confidence":0.9307070645419034,"n_dims_used":44,"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}}