{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002084},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003122","490:4900002527","490:4900003650","490:4900002984","490:4900001928","490:4900002977","490:4900003123","490:4900002383","490:4900002377","490:4900004487","490:4900002981","490:4900002549","490:4900001927","490:4900001112","490:4900002394","490:4900003128","490:4900003136","490:4900004086","490:4900003516","490:4900004218","490:4900002847","490:4900003798","490:4900002389","490:4900002535","490:4900003389"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6596678327286186,0.4203823558973731,0.4098981724027582,0.40855191121613554,0.3904181004211675,0.3872022237693129,0.38380039820903056,0.34793007802418563,0.3447676553309874,0.2578648579017713,0.21395248404043563,0.20418831331434475,0.1876959901757991,0.16160426946283915,0.15678897593055816,0.14435780309405866,0.12965686344899305,0.12544705947308815,0.12405719000579739,0.12243607419592717,0.1213963013853299,0.12135091833831783,0.12026196632178797,0.11879196114016455,0.11709664970154737],"twin_dists":[0.11846644355508035,0.1709802050482484,0.1734538334810636,0.17377345157577442,0.17812578887095523,0.17890729695642632,0.17973734330209543,0.18872096961077867,0.18953530014000233,0.21382560499920325,0.22807685592244983,0.2315056074448933,0.2375625339800081,0.24796197594738556,0.2500112203225877,0.2555235777649349,0.26251767757474537,0.26462999680801386,0.2653391786917666,0.2661740294946753,0.26671393963901296,0.2667375853356884,0.2673069909807757,0.2680819286306274,0.2689848073689412],"n_dims_used":45,"mean_confidence":0.915409172905816},"coverage":{"mean_confidence":0.915409172905816,"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}}