{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880002228},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001920","488:4880001833","488:4880001919","488:4880001738","488:4880001205","488:4880001908","488:4880002608","488:4880002368","488:4880002519","488:4880002754","488:4880002153","488:4880002138","488:4880002363","488:4880002060","488:4880002071","488:4880002482","488:4880001734","488:4880001832","488:4880001839","488:4880001228","488:4880002301","488:4880001503","488:4880001849","488:4880002528","488:4880001822"],"twin_admin_codes":[488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488,488],"twin_sims":[0.848938802611942,0.8309781259372139,0.807734340102677,0.7726519362317371,0.7554699507911036,0.7500137310441881,0.7351954162879649,0.7333583682551933,0.7323899144413013,0.7135422916423715,0.7116874541501276,0.6905318136826101,0.6837730709310001,0.6808606516778037,0.6742955199853921,0.6578823311030657,0.6574886541130817,0.6502191623709275,0.6499829736217712,0.6443350763036992,0.6438967085507914,0.6381284809382306,0.6242499592373031,0.6157140515533337,0.6071261895072326],"twin_dists":[0.07432819754136086,0.07903197253263865,0.08487117618671437,0.09327965209461343,0.09726121157089522,0.09851025057720812,0.10186978309970413,0.10228319487804506,0.10250088117092793,0.10670492465972967,0.10711558197395224,0.11176652087056949,0.11324119681918147,0.11387520904160668,0.11530145616162926,0.1188517178771595,0.11893663766230625,0.12050306165533314,0.12055390525980882,0.12176886531312563,0.1218631015679297,0.12310233077501727,0.12607922178427944,0.12790792585878563,0.12974696835382887],"n_dims_used":45,"mean_confidence":0.9245023939344618},"coverage":{"mean_confidence":0.9245023939344618,"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}}