{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005290},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007425","490:4900005555","490:4900005292","490:4900005304","490:4900005561","490:4900005032","490:4900003778","490:4900002964","490:4900005950","490:4900006929","490:4900005427","490:4900004068","490:4900005430","490:4900004195","490:4900005825","490:4900003912","490:4900003498","490:4900005559","490:4900003245","490:4900003911","490:4900005951","490:4900006077","490:4900007668","490:4900005826","490:4900002966"],"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":[0.45967679118523525,0.3391845206321901,0.29776576898842255,0.290502759239454,0.26871882330012403,0.25748626674383274,0.2556095073468898,0.24061421742960565,0.23769672602130262,0.23532711012341523,0.22858471605957026,0.22690976812834576,0.22388829979383015,0.21867420423478043,0.20998932528080114,0.2090491563815457,0.19905041417206618,0.18920847257521844,0.1870544263323973,0.1709015058335125,0.16771024425623232,0.16702859552273217,0.16557671734317986,0.15769334033856242,0.1536647311387557],"twin_dists":[0.1619250674585959,0.19098271981681267,0.20215814908053048,0.2042081454208133,0.21054811211896668,0.21394147410143816,0.2145174583147214,0.21921954680261976,0.2201561944851829,0.2209224792403137,0.2231308997600396,0.22368616192404953,0.2246947250743172,0.22645674078667097,0.229455441718766,0.22978506675942198,0.23335501135164738,0.23699199812947397,0.23780551697131969,0.2441272731944719,0.2454261883843374,0.24570593476015562,0.2463045352852195,0.2496228875575609,0.25136549385170104],"n_dims_used":45,"mean_confidence":0.8980443318684895},"coverage":{"mean_confidence":0.8980443318684895,"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}}