{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000979},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001038","489:4890000920","489:4890001102","489:4890001039","489:4890000980","489:4890001103","489:4890001295","489:4890000991","489:4890001099","489:4890001165","489:4890001222","489:4890001229","489:4890001174","489:4890001173","489:4890000931","489:4890001232","489:4890000977","489:4890001236","478:4780000543","489:4890001107","489:4890000921","489:4890001364","478:4780000584","478:4780001222","489:4890001423"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,478,489,489,489,478,478,489],"twin_sims":[0.9328094063869381,0.9122662099365977,0.9013762218860285,0.8831698777476311,0.8752991727358016,0.8439527746485537,0.6903793022359238,0.6639367778658007,0.6620904227658672,0.6576839016643152,0.6496428582989541,0.6285037978163439,0.6264033396751328,0.594534180149889,0.5580418575999083,0.544142071797307,0.5406391523024154,0.5012923294986938,0.4243949823236756,0.4166346355459916,0.41158229623168674,0.4055947605180029,0.4053479343545309,0.39282236315056446,0.3905838635502669],"twin_dists":[0.048439659754994285,0.055656463957706764,0.05918417526451909,0.06473893676947971,0.06703072279275961,0.07565314080165181,0.11179985107070109,0.11754442536786851,0.11794336058383711,0.1188945221787982,0.1206271156004449,0.12516736955097188,0.12561767675395963,0.13244358886216426,0.14027903305319323,0.1432798635463548,0.1440381518059618,0.152630523829277,0.17004044550397454,0.17186135541335124,0.17305465125356975,0.17447715314490903,0.1745359923692598,0.1775434852275834,0.17808558797666033],"n_dims_used":45,"mean_confidence":0.9147641499837239},"coverage":{"mean_confidence":0.9147641499837239,"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}}