{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870011485},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870011478","487:4870011480","487:4870011483","487:4870010986","478:4780000787","487:4870011484","487:4870011589","478:4780000477","487:4870011481","474:4740000205","474:4740000131","474:4740000176","469:4690004148","474:4740002230","474:4740000357","474:4740002336","487:4870011245","478:4780001031","487:4870011351","474:4740000323","478:4780000597","474:4740001298","487:4870011601","478:4780005714","478:4780000690"],"twin_admin_codes":[487,487,487,487,478,487,487,478,487,474,474,474,469,474,474,474,487,478,487,474,478,474,487,478,478],"twin_sims":[0.8380623327337572,0.740048838824008,0.7309501244171293,0.7233012531044761,0.6842600648598534,0.6728873030033702,0.6222424581034703,0.6123995617783617,0.6081230831662788,0.5855701356264125,0.5443535960195185,0.543832071020326,0.5391773251643307,0.5378838982401292,0.5243565175458341,0.5193049345203067,0.5037853715465866,0.5026641812289869,0.49994669113741597,0.4986468979829965,0.4938865458327158,0.4920990447070189,0.4899746088398793,0.486020793763679,0.4837553897911776],"twin_dists":[0.07719895061219939,0.10077441713546183,0.10282419162148908,0.10453556622088778,0.11313509967805675,0.11560688585720152,0.12650941188623166,0.12861775858970748,0.1295335059320376,0.1343644709121459,0.14323410256868516,0.14334693459731626,0.14435486727457492,0.14463523397570363,0.14757576318065618,0.1486781014959242,0.15208130017537128,0.15232820920661136,0.15292728368592162,0.15321414454628624,0.15426655966484176,0.15466249581746017,0.1551336162746301,0.1560120618658773,0.15651636665087026],"n_dims_used":42,"mean_confidence":0.9150977361769903},"coverage":{"mean_confidence":0.9150977361769903,"n_dims_used":42,"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}}