{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011423},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010719","490:4900010465","490:4900008626","490:4900011283","490:4900011420","490:4900010641","490:4900011048","490:4900008410","490:4900011353","490:4900011880","490:4900010890","490:4900011286","466:4660004463","490:4900011744","490:4900008289","490:4900010466","466:4660004552","466:4660004379","490:4900011484","490:4900010806","490:4900010206","490:4900008752","490:4900010804","490:4900010813","466:4660004635"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,466,466,490,490,490,490,490,490,466],"twin_sims":[0.3779218517069215,0.3328161599118625,0.3229101006514775,0.28178685535134756,0.27684024298711696,0.2554955817309461,0.252644354910575,0.25003149961381443,0.2468966587599716,0.22094866105375668,0.21188760812266375,0.20509747099454417,0.2043947568667787,0.20293013364913032,0.20259082656585026,0.2020262329559672,0.19924195993542732,0.19772048230741654,0.19677719469339022,0.19577695529977748,0.19332287989557873,0.1893989342302141,0.17920117734558313,0.17172354115372748,0.17145326258949165],"twin_dists":[0.1811800624482805,0.1926494435378809,0.1952771059391049,0.20670897213451972,0.2081491142628197,0.21455250853519084,0.2154329629962052,0.21624537937100952,0.21722729373253857,0.22568470992997067,0.22879294335003247,0.23118169072059233,0.23143196872279292,0.2319555091542655,0.23207716664117872,0.23227991048005026,0.2332854775686388,0.23383907398267767,0.23418377386732284,0.23455053749551463,0.2354559291040005,0.23692037915192374,0.24082850050174548,0.24379550955263563,0.24390446494241658],"n_dims_used":45,"mean_confidence":0.9100070529513888},"coverage":{"mean_confidence":0.9100070529513888,"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}}