{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002182},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003402","489:4890003598","489:4890003331","489:4890003462","489:4890002577","489:4890003471","489:4890003329","489:4890002272","489:4890003597","489:4890003070","489:4890002581","489:4890002263","489:4890002183","489:4890002918","489:4890002641","489:4890002086","489:4890002022","489:4890001986","489:4890001840","489:4890001810","489:4890003916","479:4790001052","489:4890002262","489:4890003401","489:4890002580"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489],"twin_sims":[0.8116730689231278,0.7554265915509297,0.7527432146909606,0.7471677510126816,0.737234137945635,0.7347389839738312,0.7136613814806343,0.6966053395396437,0.6871174230688225,0.6863971157556957,0.6784379288530921,0.6711002024796298,0.6680052038260891,0.6675984840991767,0.6656287393824896,0.6543136379552957,0.6539086652070086,0.6493967136176768,0.6342867727301522,0.6195292599583644,0.6165131764975832,0.614072184061216,0.6125621914352305,0.60981513610034,0.6027949672491131],"twin_dists":[0.0838988473004635,0.09727116477081513,0.09788627713039609,0.09915907371761108,0.10141022894801496,0.10197255910340164,0.10667854096150281,0.11043704359573371,0.11251210256883959,0.1126692328531435,0.11440199533411358,0.11599425141451075,0.11666449824372964,0.11675252056285461,0.11717863446715034,0.11962116761381722,0.11970843571507933,0.1206800948088161,0.12392695496276127,0.12709070966632827,0.12773676878759702,0.1282595611130547,0.12858293185379474,0.1291711859015023,0.13067440938538788],"n_dims_used":45,"mean_confidence":0.914752705891927},"coverage":{"mean_confidence":0.914752705891927,"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}}