{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003909},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001502","496:4960003226","496:4960001510","496:4960001741","496:4960002804","496:4960003360","496:4960002246","496:4960003633","496:4960004178","496:4960003628","496:4960001749","496:4960003358","496:4960003497","496:4960002799","496:4960002661","496:4960004338","496:4960003361","496:4960001503","496:4960004190","496:4960004337","496:4960001374","496:4960003088","496:4960001733","496:4960002510","496:4960004336"],"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":[0.9456740485638628,0.922176676409936,0.914820319917186,0.9146237322598046,0.8992951811571908,0.8927947920384313,0.8890332931388657,0.8868837182003521,0.8832613144255469,0.882177850122691,0.8760481474275563,0.8730562571914569,0.854338250523542,0.8506247621439381,0.842031233961481,0.8407516941177039,0.8387748249814121,0.8368088877883394,0.8217167936941421,0.8212632808634106,0.8158122883869534,0.8138247783006493,0.8133896332015605,0.8084263714359747,0.7984146163268296],"twin_dists":[0.043408913708460874,0.052279426066909204,0.054802603161982155,0.05486871081720833,0.059839296047583576,0.061850403676796305,0.06299129375380583,0.06363621953761751,0.06471195773879727,0.06503110083687104,0.06681514819091801,0.06767327825588258,0.0728752321496001,0.0738765961108308,0.07615965965333317,0.0764957231649864,0.07701305086888187,0.0775252928146127,0.08138882464253812,0.08150315597704427,0.08286989479087695,0.08336489391469644,0.08347303786041704,0.0847008055179551,0.0871470869011826],"n_dims_used":45,"mean_confidence":0.9292958577473959},"coverage":{"mean_confidence":0.9292958577473959,"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}}