{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001903},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001850","491:4910001734","491:4910002007","491:4910001958","491:4910001736","491:4910001953","491:4910002357","491:4910001375","491:4910001492","491:4910002773","491:4910001675","491:4910001241","491:4910001305","491:4910002103","491:4910001040","491:4910001715","491:4910001849","491:4910001775","491:4910001493","491:4910001902","491:4910001657","491:4910001907","491:4910001885","491:4910001989","491:4910001957"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.664500060376177,0.6190377302478347,0.5444389922755897,0.5253427975372394,0.4997334385016581,0.4988083471285651,0.4482909275902835,0.42137827137299694,0.4170004483735687,0.4128124775225828,0.39382125921039557,0.3933810466369841,0.38836004991931955,0.37948205551226405,0.3556096510544104,0.3542994074035933,0.34451121968589,0.3374705832614057,0.33561521066925676,0.33542795364361483,0.31421993818449007,0.30601435296435986,0.29873740040068947,0.295546037768677,0.29477827690008523],"twin_dists":[0.1174226705888406,0.12719600625613658,0.1432156289089555,0.14736082455437127,0.1529743336466038,0.15317850175706887,0.16451697752254674,0.17074661050171866,0.1717751982675823,0.1727635164752339,0.17730204432118965,0.17740841203453664,0.17862557629064518,0.18079610587152534,0.18675947982085309,0.1870925668800402,0.18960150580939963,0.19142961359483832,0.19191476846227734,0.19196381422314454,0.19761947960776952,0.19986525519044993,0.20188614972446986,0.2027815060231072,0.20299775466240935],"n_dims_used":45,"mean_confidence":0.8989112006293403},"coverage":{"mean_confidence":0.8989112006293403,"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}}