{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005215},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005209","490:4900005343","490:4900005476","490:4900005214","490:4900005203","490:4900005073","490:4900005217","490:4900003022","490:4900004923","490:4900005063","490:4900005204","490:4900012204","490:4900010623","490:4900010863","490:4900005351","490:4900005479","490:4900005208","490:4900005344","490:4900005345","490:4900009474","490:4900005346","490:4900004925","490:4900005213","490:4900005082","490:4900005072"],"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":[0.27696931385432116,0.20887692054679768,0.11306197047497611,0.07595158939974052,0.06974481762050562,0.06061081183407498,0.060230405616505125,0.04617866082888074,0.04471315394846076,0.04449186591600196,0.043080499395047746,0.037572646591115554,0.028947730152342487,0.02882487528618728,0.026176816002709272,0.025476148356212355,0.024854796986463954,0.022638526498279563,0.022447907698830653,0.021234757562783986,0.018401036280422733,0.018165286363144916,0.017617180953625623,0.01677830565409935,0.016555043894869233],"twin_dists":[0.2081113387541548,0.22984556222041733,0.27117464524076473,0.29488425614891345,0.29972106314060737,0.30751920078001804,0.3078643411463198,0.32209069099058074,0.3237751718441576,0.32403353490841513,0.3257072360080581,0.33271597774436645,0.34568399710458986,0.34589145939840876,0.35055918046859197,0.3518622074545952,0.3530438895457003,0.357478298882418,0.35787705584544144,0.3604860959222158,0.367126865656278,0.36771881945880003,0.3691215106516282,0.3713442308435149,0.3719522083497926],"n_dims_used":45,"mean_confidence":0.9293982611762153},"coverage":{"mean_confidence":0.9293982611762153,"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}}