{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004069},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003911","491:4910001867","490:4900003245","490:4900006192","490:4900003910","490:4900003366","490:4900004068","490:4900005559","490:4900006077","490:4900002064","490:4900003912","490:4900005290","490:4900003367","491:4910001866","491:4910002364","490:4900003235","490:4900003500","490:4900003775","490:4900005938","490:4900004075","490:4900005825","490:4900003502","490:4900005427","490:4900005151","490:4900005948"],"twin_admin_codes":[490,491,490,490,490,490,490,490,490,490,490,490,490,491,491,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.21530058994733817,0.20978221171292055,0.09504675405334237,0.07164249223179135,0.05510734357016271,0.048182783070211725,0.044075653989915316,0.03910924449761016,0.03734630050110847,0.03318992628590818,0.02840905273886717,0.02295136153823321,0.02170419540374664,0.021518516014603462,0.02111428049534702,0.0209989665837802,0.019943432178681914,0.017591271140798816,0.017316719094793365,0.016889641832921864,0.016394576169674338,0.016232013951121813,0.015873176837429857,0.013507429339998503,0.013031580315895125],"twin_dists":[0.22761185754545704,0.22952796981732113,0.2817639714367398,0.2982064681031917,0.3126967883387948,0.31985813572542765,0.3245224162567599,0.3306777068025246,0.33302216484934005,0.3389454841855133,0.346599333141272,0.3568301488013233,0.35946150443498387,0.359864440667654,0.36075222412423036,0.36100818800556345,0.36340986046689805,0.36918875970814435,0.36990674560931336,0.371043693780404,0.3723936503241873,0.37284474114342325,0.37385469619247225,0.38106668161103435,0.3826508667373661],"n_dims_used":44,"mean_confidence":0.9001382480968129},"coverage":{"mean_confidence":0.9001382480968129,"n_dims_used":44,"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}}