{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001478},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002039","480:4800001360","480:4800001537","480:4800001642","480:4800002090","480:4800001932","480:4800001471","480:4800001472","480:4800001479","480:4800001299","480:4800001536","480:4800001485","480:4800001302","480:4800001417","480:4800002197","480:4800001936","480:4800001245","480:4800004842","480:4800001935","480:4800001425","473:4730004719","473:4730004619","480:4800004162","480:4800001762","480:4800001759"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,473,473,480,480,480],"twin_sims":[0.36515611167597584,0.3235019686703732,0.32157389318945645,0.26841925027764985,0.18017233117392706,0.16276460698226886,0.15279040505369448,0.15142688643547053,0.15110656669713524,0.13688690404500403,0.13226955997303805,0.12977214476148005,0.09902374352083601,0.09237196375854867,0.08831195122475251,0.08495902152469402,0.0809622488935872,0.06191924942891976,0.05884290695556548,0.05471429381982454,0.053719088582400605,0.05292112777520288,0.04793252908844516,0.04700063053305677,0.046590060601574904],"twin_dists":[0.184351362313399,0.19511886534862027,0.19563494768230869,0.21063745316103147,0.24044966161515302,0.24747482176551833,0.2517480977080297,0.2523479916006458,0.252489494893635,0.2590076459092989,0.2612326648655498,0.2624605682820106,0.27929934253803046,0.28346764937254326,0.28612972687499405,0.28840244815894434,0.2912070009923656,0.3063454878112882,0.30913860170956964,0.3130826644107644,0.31407007141855564,0.3148727933678383,0.3201326237343835,0.32116541468813936,0.32162587793366054],"n_dims_used":43,"mean_confidence":0.9132832371911337},"coverage":{"mean_confidence":0.9132832371911337,"n_dims_used":43,"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}}