{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010411},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010499","490:4900010668","490:4900010758","490:4900010759","490:4900010666","490:4900010512","490:4900010765","490:4900011300","490:4900010677","490:4900011369","490:4900010917","490:4900010754","490:4900010602","490:4900011162","490:4900011305","490:4900010589","490:4900010848","490:4900008123","490:4900011089","490:4900010835","490:4900010764","490:4900009438","490:4900011158","490:4900009433","490:4900010421"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.48281476849091975,0.29479862261308104,0.29172693305857456,0.2399885738030615,0.1734208149610654,0.1267344943327651,0.11532210435929388,0.10276791932478398,0.10130675041643782,0.08633599419680622,0.08206432952127235,0.08149045651144934,0.07803982247232474,0.07454467191578464,0.06924242725919948,0.06838913411441529,0.06630614784371637,0.06153776608791086,0.0543935836654746,0.053097419194307154,0.05229453108215957,0.05107125535505597,0.05019128617021398,0.043694292217000955,0.042958580154314856],"twin_dists":[0.156725975100173,0.20299201977305215,0.2038605101574177,0.21941978231169776,0.24311409095913597,0.2639783843784052,0.2699406872609961,0.27704892136033876,0.27791940022648853,0.287460605368699,0.2904228086497084,0.29083009220483325,0.2933287125778023,0.2959518258555824,0.3001276320914405,0.3008237040890374,0.3025530733690017,0.30668557196027213,0.3133992251248752,0.31469459029452174,0.3155101992247754,0.3167730842246096,0.31769719912087124,0.32497377840046254,0.3258539694989592],"n_dims_used":45,"mean_confidence":0.8932849460177952},"coverage":{"mean_confidence":0.8932849460177952,"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}}