{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002091},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003237","499:4990003243","499:4990002822","499:4990001796","499:4990002744","500:5000009075","500:5000005006","498:4980001104","499:4990004007","467:4670001397","500:5000006798","499:4990001637","499:4990002949","499:4990001351","499:4990001727","499:4990000961","499:4990003930","467:4670001463","500:5000008848","499:4990002231","500:5000006670","472:4720001681","499:4990001638","499:4990003814","499:4990000864"],"twin_admin_codes":[499,499,499,499,499,500,500,498,499,467,500,499,499,499,499,499,499,467,500,499,500,472,499,499,499],"twin_sims":[0.682185166785962,0.6799113684712993,0.5557711812689505,0.5397232622610687,0.5192521213269111,0.5108344041325668,0.46990302155423636,0.4678472319592623,0.46623253400564485,0.4617853494282118,0.45995735980662344,0.4386566456676173,0.43721713777135485,0.4336720440911302,0.4228493462782858,0.4160455228873977,0.4149143743816522,0.4057421890598815,0.40491580778679565,0.3901481744855085,0.3725689110579195,0.3717789937525474,0.3449365472714947,0.34024080341015134,0.3373746357215461],"twin_dists":[0.11358697512912479,0.11408168308078881,0.14076844158185398,0.14423656707964136,0.14868963937274587,0.15053229656809938,0.15961663707171284,0.16007929790806236,0.16044317688017282,0.1614476336246107,0.16186149443251377,0.16672953646730576,0.16706174104691554,0.16788172130664125,0.17040199107198384,0.17200017294105718,0.17226695213758167,0.1744420162666661,0.1746390426316955,0.17819126845622763,0.18250330265531833,0.18269935839962648,0.18949171046957988,0.19070790825158085,0.19145466717629958],"n_dims_used":44,"mean_confidence":0.926551645452326},"coverage":{"mean_confidence":0.926551645452326,"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}}