{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009088},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011425","490:4900010290","490:4900009700","490:4900008753","490:4900010292","490:4900008978","490:4900011206","490:4900008638","490:4900009894","490:4900008176","490:4900009599","490:4900008406","490:4900010462","490:4900008636","490:4900011133","490:4900008418","490:4900010545","490:4900010293","490:4900009179","490:4900008972","490:4900008975","490:4900008066","490:4900011280","490:4900010459","490:4900010197"],"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":[0.2680780893246984,0.1296842420770587,0.04173295137787549,0.04012464466040401,0.035751821597278174,0.03213562376405272,0.030853830417180924,0.027386365047098134,0.025610414053238342,0.02442388377350617,0.02252331317720954,0.022111099141458382,0.02058037757225627,0.020402014285322304,0.01977113927046134,0.01971610941373454,0.01890382768477478,0.018608625794934625,0.01808612719552924,0.01785865529926378,0.01773198444490055,0.017670816632022513,0.015547332318051709,0.015269230101638005,0.014816045386931901],"twin_dists":[0.21073927218848676,0.2625041109853088,0.32734885837693223,0.32936766871449275,0.335224848398309,0.340548147053453,0.34255830148477484,0.34837896257329376,0.3516101381027199,0.35387848835704305,0.3577189643907875,0.35858887230707626,0.3619477397897666,0.36235315456251593,0.36381235574661436,0.36394155646344406,0.36588622892929906,0.366611089160929,0.3679190916015329,0.36849889530057706,0.36882457625595466,0.36898257388988437,0.37478933775034906,0.3756007706861745,0.3769513658867936],"n_dims_used":45,"mean_confidence":0.9125959608289931},"coverage":{"mean_confidence":0.9125959608289931,"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}}