{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002777},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001486","496:4960002631","496:4960003610","496:4960001600","496:4960003200","496:4960001360","496:4960001132","496:4960002768","496:4960003322","496:4960002623","496:4960002131","496:4960003898","496:4960004308","496:4960003727","496:4960001725","496:4960001601","496:4960002662","496:4960003185","496:4960001606","496:4960003451","479:4790005866","496:4960001134","496:4960002780","496:4960003039","496:4960001245"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,479,496,496,496,496],"twin_sims":[0.8579994806001363,0.8267415882634062,0.7996798364300677,0.7939948665332998,0.7845896612116063,0.6535692923885645,0.6280047663529165,0.6257604302669889,0.6066634590562254,0.5942858968555779,0.5899176688074045,0.5782346735024073,0.576444691236409,0.5469025067988947,0.546155794748994,0.5275387277841108,0.5190743965110118,0.5181618789993716,0.5108021945580093,0.5052262774430187,0.5030786960860604,0.5015642897419254,0.49501259172336975,0.4948833017308464,0.4917990601136908],"twin_dists":[0.07187864395420464,0.08011542300639167,0.08684007570871413,0.08821495138628914,0.09046472134456889,0.11978156022962946,0.12527436455008023,0.12575548571552528,0.12984605139885924,0.13249677407863156,0.13343265842927501,0.13593776938532304,0.13632192925526282,0.14268291881131262,0.14284434351675726,0.14688259039197002,0.14872846821211616,0.14892788244547422,0.1505393617989217,0.151764201369747,0.15223690712393065,0.15257057396856905,0.15401735216851706,0.15404595724394074,0.15472898456822495],"n_dims_used":45,"mean_confidence":0.9396065606011285},"coverage":{"mean_confidence":0.9396065606011285,"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}}