{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006198},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005421","490:4900005562","490:4900007288","490:4900002821","490:4900002970","490:4900006320","490:4900004471","490:4900006447","490:4900007047","490:4900003776","490:4900005432","490:4900002818","490:4900002670","490:4900003505","490:4900007283","490:4900006194","490:4900007161","490:4900006309","490:4900006446","490:4900006666","490:4900006203","490:4900002819","490:4900004608","490:4900002674","490:4900002669"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.49254993583719653,0.38456523324597736,0.3762268617499278,0.3428745875546601,0.3311903179103639,0.32396728581396583,0.31926868751884274,0.31924658248081866,0.3157204913007254,0.3154559795383876,0.30624159252304367,0.30304113404765,0.29622775700585396,0.29336572451217063,0.2878990890837752,0.2827967708782901,0.2679275679570379,0.2674650506003271,0.26428186739790427,0.24905730952513802,0.2298240548902801,0.2284439828666794,0.22580076637359286,0.22477379569598485,0.21665089797907935],"twin_dists":[0.154562582526935,0.17955041922478107,0.1815980635790261,0.19002466411874558,0.19307772999243275,0.19499457232550918,0.19625425267319468,0.19626020342731557,0.197212429239106,0.19728410275477018,0.19980259966015812,0.20068753834952455,0.2025897695546652,0.20339648737228044,0.20495043821290318,0.20641683780910505,0.21078422063568014,0.21092243493995802,0.21187772307432431,0.21654967227392208,0.22272177618782735,0.22317745041047352,0.22405530342079377,0.22439821517673547,0.2271480639020844],"n_dims_used":45,"mean_confidence":0.8996343824598524},"coverage":{"mean_confidence":0.8996343824598524,"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}}