{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001176},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870002115","487:4870010153","487:4870002982","490:4900001438","470:4700001968","490:4900006899","490:4900001181","493:4930005423","496:4960005125","487:4870000908","496:4960012389","487:4870003804","487:4870011424","487:4870005289","487:4870004724","466:4660001229","487:4870009200","466:4660006511","466:4660012298","469:4690004880","487:4870004686","490:4900000966","487:4870004236","490:4900007006","496:4960003807"],"twin_admin_codes":[487,487,487,490,470,490,490,493,496,487,496,487,487,487,487,466,487,466,466,469,487,490,487,490,496],"twin_sims":[0.23191662326587456,0.16927223100064456,0.16590836312097804,0.11751041606336336,0.11470618952191908,0.11161625628003537,0.10885633197980286,0.1054437157260175,0.10323075322860192,0.08913033945242986,0.08608308558513618,0.08554730661452886,0.08504194188506643,0.08214076000267025,0.07998466504024566,0.07927584527535748,0.0731197157960813,0.07189057912377539,0.0715974905286978,0.07004896208061229,0.0692478869751695,0.06398834187600029,0.06248690065834085,0.061197681764921165,0.05979433142536241],"twin_dists":[0.22203427997913563,0.24478822648221543,0.24616746706634451,0.26876352686440347,0.27027509849535253,0.2719739574901196,0.2735223502253303,0.27547955260838397,0.27677520718825627,0.2855854331935499,0.2876326923369592,0.2879985870866423,0.28834538818849864,0.29036873727515694,0.29190979627638536,0.29242369494023435,0.29704979719743546,0.2980108741825989,0.29824200663283185,0.29947608310383544,0.30012320084848815,0.30453029880991667,0.305842606436826,0.30699021159792256,0.30826220024790085],"n_dims_used":45,"mean_confidence":0.9140090942382812},"coverage":{"mean_confidence":0.9140090942382812,"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}}