{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000511},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000438","477:4770000609","477:4770000404","477:4770000445","477:4770000408","477:4770000714","477:4770000610","477:4770000567","477:4770000618","477:4770000558","477:4770000455","489:4890002605","477:4770000509","477:4770002200","477:4770000164","489:4890003106","477:4770001762","477:4770001262","477:4770000715","477:4770000407","489:4890001877","477:4770000617","477:4770001307","489:4890002686","477:4770002078"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,489,477,477,477,489,477,477,477,477,489,477,477,489,477],"twin_sims":[0.8902342057343381,0.8740728111150675,0.792418622133783,0.7581403174444926,0.7160673621904895,0.7037536852063581,0.6708513727310661,0.6530470596649722,0.6512822651790361,0.6035208395222543,0.5964985272239085,0.5962272348802671,0.5910819281703255,0.5802297064300761,0.5710511965300175,0.5602589179825626,0.5457367616107183,0.5342987046355012,0.5126503301074333,0.5119884613031962,0.5097356606844169,0.5078279293077812,0.5067418638264122,0.5008894916069483,0.49645855799852956],"twin_dists":[0.0626287847120521,0.06738260863452976,0.0885941008909028,0.09664735349701427,0.10614505030362231,0.10886656570393875,0.11604816593706917,0.11989407248147149,0.12027417368228373,0.1305189758408612,0.13202283115745472,0.13208093836816237,0.13318318640079793,0.13550972415678603,0.13748015509796024,0.13980145507426703,0.14293494710865084,0.14541306066846846,0.15013415278215497,0.15027922678406738,0.1507733725926126,0.15119226870126348,0.15143092874540684,0.15271934035272774,0.15369758232874903],"n_dims_used":45,"mean_confidence":0.9217628479003906},"coverage":{"mean_confidence":0.9217628479003906,"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}}