{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000270},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950000863","480:4800000268","495:4950000854","495:4950000853","490:4900004192","495:4950000857","495:4950000864","490:4900002071","495:4950000851","491:4910001258","491:4910002616","491:4910002713","491:4910002462","491:4910001259","480:4800000360","480:4800000819","480:4800000389","495:4950001170","480:4800000452","480:4800000489","480:4800000858","480:4800000671","491:4910001680","480:4800000673","480:4800000635"],"twin_admin_codes":[495,480,495,495,490,495,495,490,495,491,491,491,491,491,480,480,480,495,480,480,480,480,491,480,480],"twin_sims":[0.5351422720862979,0.5037117752253897,0.1265414805277097,0.10616111157956062,0.05594123393501578,0.042712662661501345,0.037872497488274086,0.030002498801970947,0.029503254243506527,0.028497992636261033,0.02763408156922839,0.024337266604721068,0.02222286882673273,0.021805160913013787,0.02075142538882714,0.020316984629082373,0.020239254530485154,0.0198607699398149,0.019819921956990595,0.019397715403954928,0.018025927247708275,0.0180046883176607,0.017792947437169828,0.01730570030727887,0.017117529404521416],"twin_dists":[0.1452299511663068,0.1520975030107209,0.2640757540474559,0.27506407186401,0.3118855993078952,0.3261510077100254,0.332312756300636,0.3439332733560066,0.3447552309732081,0.34644718164070293,0.3479427164665575,0.3540477857032126,0.3583516186477087,0.35924365919247364,0.3615618182005261,0.3625475128869241,0.3627258074321906,0.3636025884166339,0.3636980844266307,0.3646953297210112,0.3680719113564472,0.368125933790075,0.36866758201380867,0.3699357687768967,0.37043392347524345],"n_dims_used":42,"mean_confidence":0.900047847202846},"coverage":{"mean_confidence":0.900047847202846,"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}}