{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007634},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007510","490:4900004997","490:4900008754","490:4900004845","470:4700006695","490:4900006295","490:4900006643","490:4900006528","490:4900004723","490:4900002487","490:4900005132","490:4900004586","490:4900005782","470:4700005326","490:4900005281","470:4700007154","478:4780004306","490:4900006287","478:4780003185","490:4900006300","490:4900005912","490:4900002003","490:4900006162","478:4780006638","478:4780004074"],"twin_admin_codes":[490,490,490,490,470,490,490,490,490,490,490,490,490,470,490,470,478,490,478,490,490,490,490,478,478],"twin_sims":[0.8095548285599166,0.6186033548804741,0.5647223046750783,0.46388918478724595,0.41450926178665454,0.40508571333446397,0.3981454098552654,0.38634010897559035,0.3765924388574806,0.36958232722869405,0.3581272170763105,0.3550150970783005,0.34974826899431677,0.3451180602321569,0.3333007264588581,0.33162047554488205,0.3243221924223561,0.321403024034592,0.32065086842511087,0.3099746962386728,0.3086984244026752,0.3065549741276969,0.30597951456662775,0.3048162825952424,0.303631318591386],"twin_dists":[0.08442256798584218,0.12728905614896086,0.13884076726922004,0.16097203527655382,0.17236257342228345,0.17459851898991383,0.17626011049240167,0.179117324368497,0.18150783114641922,0.183245653531569,0.1861212423597282,0.1869105471257527,0.18825454680839807,0.18944487602916374,0.19252201795060464,0.19296430435928466,0.1948998383352305,0.1956807670080689,0.19588262317298238,0.19877710193611303,0.19912689559738284,0.1997162366764732,0.19987486336866223,0.20019603822157905,0.20052394410399793],"n_dims_used":45,"mean_confidence":0.9172323438856337},"coverage":{"mean_confidence":0.9172323438856337,"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}}