{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010061},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010159","490:4900010332","490:4900010251","490:4900010333","490:4900007789","490:4900010057","490:4900010334","490:4900009956","490:4900009661","490:4900009959","490:4900010244","490:4900010062","490:4900009965","490:4900010060","490:4900009336","490:4900010504","490:4900009866","490:4900009966","490:4900008582","490:4900009345","490:4900009955","490:4900010690","490:4900010249","490:4900010155","490:4900010330"],"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":[0.7252585961813373,0.5403974723564814,0.38822871187899216,0.3823785583936302,0.3653847382828053,0.35950381760823646,0.32424767097504786,0.23512842028748487,0.2256961138710427,0.21102817407605456,0.2042315203792294,0.19764610772621202,0.18771087278540588,0.15687045956886245,0.14817030876385673,0.1165641564397913,0.11536296510419473,0.11308527044537368,0.1115808133347521,0.10883332645379608,0.10868476113260624,0.10359671357141234,0.09653388690505503,0.08827897549451029,0.0569562936538573],"twin_dists":[0.10409859479499473,0.1440905023799132,0.17865751333025234,0.18008531196137736,0.18429408520458387,0.185773229562226,0.19491972530303361,0.22098696020168196,0.2240902000526951,0.2290923836276668,0.23149019120087394,0.23386621086664713,0.23755690432519153,0.24997616445640417,0.2537970087828046,0.26927046668189425,0.2699185505067435,0.27116182775191217,0.2719936533960595,0.2735353839605024,0.27361960477899144,0.2765594595402545,0.280833041212645,0.2861517421462747,0.31091155226665806],"n_dims_used":45,"mean_confidence":0.8901124742296007},"coverage":{"mean_confidence":0.8901124742296007,"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}}