{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000929},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001023","496:4960003284","496:4960003415","496:4960001341","496:4960001038","496:4960003830","496:4960002302","496:4960003690","496:4960001113","496:4960001027","496:4960001020","496:4960003553","496:4960002874","496:4960004415","496:4960001942","496:4960005531","496:4960005370","496:4960007251","496:4960005937","496:4960006078","496:4960001028","496:4960002187","496:4960003562","496:4960001031","496:4960005666"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.8971539578380372,0.7745387663529566,0.7708796153835658,0.7187470379955608,0.711930282215072,0.6930146368000325,0.6912932351497395,0.6839183453644094,0.6661959954141927,0.6633988985259772,0.6483188438160555,0.6430962470091999,0.638378390976468,0.631049629068777,0.6249621554651681,0.6169007462321813,0.6020932385103656,0.5991213497095647,0.5958535087324518,0.5935410462439845,0.5895103668807659,0.5818858495938017,0.5790771667368322,0.5784639539922917,0.5744141450812275],"twin_dists":[0.060507517374327434,0.09283756248453527,0.09369398967178397,0.1055498208948533,0.10706184917403565,0.1112235523448094,0.11160007939806929,0.11320954964060642,0.11705595023843811,0.11766066790514745,0.12091205409314906,0.12203515500183779,0.12304866880290088,0.12462142524331979,0.1259265844877592,0.12765375620485075,0.13082467515835125,0.13146109805043754,0.13216098697622145,0.13265633517915218,0.1335199391988901,0.13515448100525485,0.1357569926579003,0.13588856961969167,0.13675785186732145],"n_dims_used":45,"mean_confidence":0.9355301751030816},"coverage":{"mean_confidence":0.9355301751030816,"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}}