{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001334},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001454","477:4770001451","477:4770001450","477:4770001218","477:4770001156","477:4770001783","477:4770001617","477:4770002985","468:4680002113","489:4890005310","489:4890004759","472:4720005016","467:4670000596","477:4770000968","468:4680002262","467:4670003757","477:4770001151","467:4670003404","485:4850000225","467:4670003996","489:4890003198","477:4770003090","477:4770001448","477:4770000970","467:4670001833"],"twin_admin_codes":[477,477,477,477,477,477,477,477,468,489,489,472,467,477,468,467,477,467,485,467,489,477,477,477,467],"twin_sims":[0.33723670538946976,0.3246802127280139,0.15115352986066868,0.128205004492623,0.12396302807178418,0.10689073002283703,0.10345758151809022,0.09668794187985931,0.09419145216116755,0.08470112935047255,0.08188666605929901,0.07326258046805932,0.0716671483832647,0.07009008018839054,0.06895026626152598,0.0653408524414342,0.06405243573480301,0.06371796996691272,0.06213001610230388,0.05684156097379373,0.055118286275704816,0.05448113445322941,0.053955409262890205,0.05297082524631657,0.04946584807939423],"twin_dists":[0.19149068993964916,0.194804331593851,0.25246873482620186,0.2632402206961036,0.26538744289229943,0.2746437441940694,0.27664141310391316,0.28073725054725707,0.28230458801276226,0.28858019569261717,0.2905486539830855,0.2969389394870971,0.29818700443515284,0.299443029904804,0.30036517259886036,0.30336955715306185,0.3044748420007986,0.3047647378297912,0.306158330393396,0.3110209271636119,0.3126860779846784,0.3133126540390053,0.31383423884511513,0.31482250719370186,0.31846923336830474],"n_dims_used":45,"mean_confidence":0.9194573296440972},"coverage":{"mean_confidence":0.9194573296440972,"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}}