{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002185},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001921","496:4960005761","496:4960003974","470:4700006157","496:4960001938","496:4960001930","496:4960002062","470:4700006146","472:4720005222","496:4960005754","496:4960001227","470:4700006145","488:4880001090","496:4960001809","496:4960003272","472:4720006337","496:4960003145","496:4960002374","496:4960001336","496:4960002732","496:4960004857","472:4720001339","496:4960001563","470:4700005858","489:4890004710"],"twin_admin_codes":[496,496,496,470,496,496,496,470,472,496,496,470,488,496,496,472,496,496,496,496,496,472,496,470,489],"twin_sims":[0.687691486838204,0.6422787650844314,0.6199074989186936,0.59755899783846,0.5876148754523403,0.5825232098534723,0.5673964149083344,0.5390145951788157,0.5326276437384545,0.5320653519143609,0.5225106654688906,0.5130758561521447,0.5045041262007871,0.4998941905884384,0.49160489022089976,0.49041337204197577,0.48820142774442005,0.4851357388076365,0.4846454190915648,0.48453652052525004,0.4822796859188207,0.4821870798847593,0.48196716524416394,0.4774539307590038,0.4722166734439413],"twin_dists":[0.11238683515687663,0.12221083754162479,0.12700967996184914,0.1317957004320666,0.1339261682044986,0.135017787977829,0.13826565950944822,0.1443901339665941,0.145775963931723,0.14589812905561125,0.14797827306312303,0.15004090729850295,0.15192309403982363,0.15293886637028598,0.15477202687702094,0.15503626529921957,0.1555273091911288,0.15620899854574188,0.1563181490100449,0.15634239564393265,0.1568452701665946,0.15686592062478413,0.15691496495772486,0.15792306199707623,0.15909676059188965],"n_dims_used":45,"mean_confidence":0.9301401774088541},"coverage":{"mean_confidence":0.9301401774088541,"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}}