{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010166},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010217","490:4900011968","490:4900010417","490:4900007907","490:4900010157","490:4900010603","490:4900011979","490:4900010592","490:4900009645","490:4900010257","490:4900011315","490:4900009241","490:4900009016","490:4900009856","490:4900010067","490:4900009439","490:4900009941","490:4900009849","490:4900011971","490:4900010324","490:4900009739","490:4900009863","490:4900010928","490:4900009967","490:4900007906"],"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":[0.14104837566902653,0.04753088460447209,0.03936331996157704,0.03751078465808428,0.035047642600412425,0.027937008153972747,0.027899556082531116,0.027221852356556445,0.02665061992568669,0.022933626951063532,0.021965595485783557,0.02087145454575099,0.01950710530286951,0.019191137035640786,0.019069337444253112,0.01786622980844678,0.015125567898093812,0.015080470387326956,0.014912746602919379,0.014518402984721145,0.014485803878648031,0.01448498488088007,0.013812840073771853,0.01375618967104922,0.013734132106584395],"twin_dists":[0.25704995003246955,0.3205756757768798,0.33034723360893253,0.3327995051502082,0.3362243004730842,0.34741379287751467,0.34747891778939105,0.34867056206813485,0.34969500340174736,0.3568666867692525,0.35889929924538033,0.36129265688464,0.36443514764242785,0.3651901871169251,0.3654841420690409,0.3684794848061416,0.3760250506159899,0.37615896977265895,0.37666014912896795,0.3778583548006426,0.37795868597237425,0.3779612091876581,0.3800757146368803,0.38025805614146135,0.38032923261182544],"n_dims_used":45,"mean_confidence":0.8948961893717448},"coverage":{"mean_confidence":0.8948961893717448,"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}}