{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970003367},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003835","497:4970003263","497:4970003234","491:4910000858","497:4970002837","497:4970003370","497:4970003368","487:4870010751","497:4970003420","487:4870009566","497:4970003512","491:4910003891","497:4970003457","497:4970002003","497:4970003369","497:4970002166","665:6650004406","474:4740005439","487:4870011008","487:4870011013","497:4970002107","487:4870001170","497:4970003101","492:4920002175","492:4920003394"],"twin_admin_codes":[491,497,497,491,497,497,497,487,497,487,497,491,497,497,497,497,665,474,487,487,497,487,497,492,492],"twin_sims":[0.002481561645636699,0.0020801381031356147,0.0018812177838953292,0.0012386293789859613,0.0012040815758975532,0.0008852630428694328,0.0008778858101575938,0.0008738371036158988,0.000776685156852615,0.0006731673511985537,0.0006341693422031093,0.0005209721688916782,0.0005146775649590246,0.0004826255079009721,0.0004448312804910706,0.0004332197713065424,0.0004204052454501743,0.00034152240290746187,0.00033857809521440783,0.00032409778680019745,0.00030435598848007613,0.0002643565623758811,0.0002543718406582696,0.00020812248298697895,0.00020199125596710076],"twin_dists":[0.4498559496047831,0.45642414688705096,0.460123733900132,0.47519688290463125,0.476199934573131,0.48697307059268446,0.4872628387033892,0.48742282941320947,0.491484442647051,0.4963692328243635,0.4983930544035922,0.5050035107367827,0.5054093645872922,0.5075507443056275,0.5102535558087912,0.5111271590786414,0.5121170706792693,0.5189163469838696,0.519197715450295,0.5206157865773776,0.5226480024339921,0.5271756222059003,0.5284060762921625,0.5347733624541533,0.5357156878407613],"n_dims_used":45,"mean_confidence":0.9009428236219618},"coverage":{"mean_confidence":0.9009428236219618,"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}}