{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002151},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002403","489:4890001982","489:4890002817","489:4890001903","489:4890001735","489:4890002240","489:4890002330","489:4890001908","489:4890002082","489:4890002472","489:4890002160","489:4890002475","489:4890002231","489:4890002582","489:4890001654","489:4890001653","489:4890001407","489:4890002059","499:4990000387","489:4890002312","489:4890003426","489:4890003332","489:4890001734","489:4890002551","499:4990000519"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,499,489,489,489,489,489,499],"twin_sims":[0.9156021641091472,0.8453560612124733,0.8412889172760062,0.8323013934790229,0.8113959513798609,0.8021547395804344,0.7754286112595408,0.7698970427743964,0.7599130343241756,0.7298523982574812,0.7292310806649572,0.7216044810242657,0.7164211496827764,0.7138633772745707,0.712814886491924,0.7006195929242544,0.6903540489358123,0.688986434717159,0.6874924364250369,0.6868376815021834,0.6751426434959588,0.6721134782010242,0.6708286301495449,0.666896852665215,0.6626538218803161],"twin_dists":[0.054539036181260075,0.07528181488206012,0.07635474262154764,0.07869164784238858,0.08396747053038998,0.08623778375896034,0.09262871245391009,0.09392331910788193,0.09623888460913041,0.10307043539372576,0.10320971379844297,0.10491384565686207,0.10606652855851129,0.10663378504940473,0.1068660313624388,0.10955591651196124,0.11180536973617282,0.11210413315776704,0.11243027423739736,0.11257313281790046,0.11511764028568233,0.11577464999951412,0.11605309337315903,0.11690433782937362,0.11782165444978744],"n_dims_used":45,"mean_confidence":0.9139859517415364},"coverage":{"mean_confidence":0.9139859517415364,"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}}