{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008108},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008770","490:4900007777","490:4900007880","490:4900008555","491:4910005515","490:4900009431","490:4900009001","491:4910005400","490:4900009114","490:4900008998","490:4900008121","490:4900008785","490:4900008335","490:4900008561","490:4900008882","490:4900008558","490:4900009739","491:4910005466","490:4900011315","491:4910005514","490:4900010137","491:4910004698","491:4910005102","490:4900010217","490:4900009831"],"twin_admin_codes":[490,490,490,490,491,490,490,491,490,490,490,490,490,490,490,490,490,491,490,491,490,491,491,490,490],"twin_sims":[0.23284119973393136,0.22393995360440305,0.1353340577590737,0.12063367327646174,0.1031225133363133,0.08573652891553701,0.08410185155125023,0.07604597094390055,0.07340969637578448,0.07186138617618473,0.06968740095989993,0.06138128733586189,0.06031003283508163,0.05279376481431837,0.05174133922943272,0.05152603778656932,0.040630772459598036,0.04054873782120102,0.03907299213064309,0.03620781271796781,0.03577006615638138,0.03106408341649624,0.03085800786843421,0.029490127386077564,0.029244865845358008],"twin_dists":[0.2217318183671428,0.2246774072860676,0.25974956262017473,0.26711218703854694,0.27683913302121427,0.2878691552695611,0.288994910096354,0.29481321189831616,0.2968249655270932,0.29803386174861835,0.299767408010247,0.3068255698955362,0.3077919478744153,0.31500184418123306,0.31607822793061935,0.31630066887920183,0.3287251071063189,0.3288287948235423,0.33072500776945024,0.3345865431643888,0.3351991768225131,0.34222373465728306,0.34255163510079467,0.34477700358825103,0.34518533928599127],"n_dims_used":45,"mean_confidence":0.8867589314778646},"coverage":{"mean_confidence":0.8867589314778646,"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}}