{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002887},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000061","487:4870001138","466:4660011297","475:4750000086","475:4750000153","475:4750000622","475:4750000130","475:4750000108","497:4970003082","475:4750000658","496:4960011058","475:4750000336","466:4660011620","487:4870000889","487:4870003215","475:4750000181","487:4870003216","475:4750000381","466:4660011135","475:4750000038","491:4910001286","496:4960010902","475:4750000547","487:4870001231","470:4700007169"],"twin_admin_codes":[497,487,466,475,475,475,475,475,497,475,496,475,466,487,487,475,487,475,466,475,491,496,475,487,470],"twin_sims":[0.03198934674273617,0.003429659020758689,0.0027746546660109873,0.0026471909986000622,0.0017369665747979457,0.0016502800505340494,0.0008638550283782622,0.0004483548450210886,0.00040021056914425296,0.0002516200820470797,0.00014701697832470294,0.00013962572525908696,0.0001093707757881047,0.00006828871214610029,0.000046311984692958084,0.00004171515272958601,0.000034518574224498914,0.000021735051886894152,0.00001682137017855482,0.000014789147599705946,0.000012252835568094244,0.000011449682956563242,0.00000936734617952008,0.000009294534030563715,0.000007808163664036891],"twin_dists":[0.3407740411253928,0.43755539475289706,0.44565040751356944,0.4474267960722888,0.4630390685716948,0.4649002457595294,0.48782024746399233,0.5099926731574392,0.5137359231101595,0.5287531632583543,0.5456262773321872,0.5472185690537886,0.5546953442515875,0.5688373875816728,0.5802384485708092,0.5832693768817249,0.5887201483057019,0.6018273402246396,0.6089676204429554,0.6125235767108662,0.617682656713525,0.6195312134404791,0.6249724620474427,0.625183030984761,0.6298669147703073],"n_dims_used":44,"mean_confidence":0.876186110756614},"coverage":{"mean_confidence":0.876186110756614,"n_dims_used":44,"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}}