{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005820},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005560","490:4900006068","490:4900005819","490:4900004742","490:4900004474","490:4900004061","490:4900006434","490:4900004612","490:4900004750","490:4900004201","490:4900006794","490:4900004756","490:4900005283","490:4900006554","490:4900005812","490:4900004204","490:4900004757","490:4900004341","490:4900004613","491:4910002067","490:4900004754","490:4900006793","490:4900005548","490:4900007162","490:4900003508"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490],"twin_sims":[0.19643680847732328,0.1404067456315619,0.1244778182308799,0.12424751215650373,0.0906990695541627,0.0856832797069368,0.0806843891003356,0.07898435527362803,0.0594488728919885,0.058653588902403374,0.04135159814015881,0.03816709504719684,0.037327219006032676,0.036345225446864776,0.03612583478909718,0.034100726623759736,0.03345586460144522,0.03057162661414827,0.029348184469689093,0.023197401496539868,0.02236689518094813,0.018222458058162867,0.01752814968710858,0.017273525272446973,0.01633354807234047],"twin_dists":[0.23430843997611497,0.2573489588040682,0.2651239184807602,0.2652417110276927,0.28455308588442996,0.28790555576235377,0.29140606233319744,0.2926360975619299,0.30857908238187054,0.30931438131525285,0.32782153447141327,0.3319192248581926,0.3330480489725804,0.33439552921484694,0.33470079201484065,0.33759556273941504,0.33854809779392087,0.3430104428020936,0.34501296727371455,0.3563257513320572,0.35804741739743473,0.3675746500011128,0.3693529557816391,0.3700206097133824,0.3725625334165162],"n_dims_used":45,"mean_confidence":0.8997179667154948},"coverage":{"mean_confidence":0.8997179667154948,"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}}