{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001112},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001452","496:4960006697","496:4960001454","496:4960001563","496:4960002314","496:4960001223","496:4960001814","496:4960001227","496:4960001146","470:4700000489","496:4960002713","496:4960002712","472:4720006341","496:4960002293","496:4960001333","472:4720003654","496:4960001439","496:4960003483","470:4700006932","496:4960001864","479:4790003577","472:4720005303","496:4960001434","496:4960001809","496:4960005934"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,470,496,496,472,496,496,472,496,496,470,496,479,472,496,496,496],"twin_sims":[0.6882890979425363,0.6747895119541638,0.6420328405100895,0.6228959916002293,0.6060637986430042,0.572815954573138,0.5415714579374291,0.43827461786806754,0.429098944987163,0.4261781282706182,0.41561314451084763,0.4127248241921528,0.40972710802711565,0.4014845821709051,0.39860506133830237,0.39608992558297657,0.3884750446884957,0.3868832501453002,0.38671401840141545,0.384791946880496,0.3792882071082442,0.3762959180184068,0.37474657903043346,0.36453323821154276,0.35945951560402795],"twin_dists":[0.11225639217029584,0.11519427329105944,0.12226368274913231,0.1263693740042382,0.12997445480225364,0.1371010612075617,0.1438362448543327,0.16681765755176373,0.16894347129215384,0.16962402371861415,0.17210211162331476,0.17278424800349237,0.17349442050568867,0.1754590525456885,0.17614966038885846,0.1767547406936039,0.1785976175705458,0.17898497910649466,0.17902620575188102,0.17949504497192043,0.18084376908403227,0.1815810157014658,0.18196386882924614,0.18450750059230744,0.18578441873836624],"n_dims_used":45,"mean_confidence":0.931352064344618},"coverage":{"mean_confidence":0.931352064344618,"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}}