{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000902},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000779","491:4910000718","491:4910000901","491:4910000784","491:4910000712","492:4920007083","492:4920006680","492:4920006600","491:4910000906","491:4910000846","492:4920007017","492:4920007029","491:4910000840","491:4910002216","491:4910000905","491:4910000847","491:4910000780","492:4920006407","491:4910000842","491:4910001156","492:4920006997","492:4920007042","491:4910000714","492:4920004569","491:4910000594"],"twin_admin_codes":[491,491,491,491,491,492,492,492,491,491,492,492,491,491,491,491,491,492,491,491,492,492,491,492,491],"twin_sims":[0.6510982650253475,0.5502821860762052,0.5290868331463201,0.5265512906072961,0.5073561890409463,0.46557061750301376,0.44646478252092575,0.4450867863692446,0.4420650020661128,0.40663873067443973,0.4031707104802458,0.3694293118865376,0.3663004748019339,0.3471491548745767,0.3444777045807292,0.327795904924279,0.31880592954879355,0.2976284528692157,0.29315745959748946,0.2906999248824784,0.2878158369406142,0.2850529559866317,0.2792771232563552,0.27391404850226136,0.2629577751814854],"twin_dists":[0.12031379364606262,0.14195276313865782,0.14654570249427448,0.1470975820177169,0.1512959158675042,0.1605924678487048,0.16493494937018804,0.1652507778349964,0.1659446676865016,0.17422846437749284,0.17505570189362185,0.1832837673576988,0.18406484913257934,0.18892169430170147,0.18961016055566418,0.19397563217132344,0.19637887712374885,0.20219663146858471,0.20345537205316463,0.20415209641983667,0.204974239012986,0.2057664672419514,0.20743771005880185,0.20900843829364035,0.21227720235365669],"n_dims_used":45,"mean_confidence":0.8982213338216146},"coverage":{"mean_confidence":0.8982213338216146,"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}}