{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007789},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010332","490:4900010251","490:4900010334","490:4900010061","490:4900010159","490:4900010057","490:4900010333","490:4900010244","490:4900009661","490:4900008582","490:4900009551","490:4900010060","490:4900009545","490:4900008918","490:4900009955","490:4900009959","490:4900010062","490:4900009956","490:4900009965","490:4900009562","490:4900009336","490:4900010249","490:4900010155","490:4900009857","490:4900010500"],"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":[0.4449097818020032,0.37781431987051267,0.36801864701485276,0.3653847382828053,0.35032015280047835,0.34753356364443516,0.3117713516472815,0.3018880393649865,0.2977599160637133,0.2773959413239808,0.26992964326140184,0.23805960046028585,0.22685307036649666,0.21523407668170927,0.2044013251542417,0.20391455800230632,0.19161241373526666,0.1836037070420836,0.1499274494995216,0.1415342724263621,0.13337465332281423,0.13292266971478722,0.1101724566843287,0.10410261173577993,0.09947353746997518],"twin_dists":[0.16529137324956314,0.1812065536945669,0.18363551415568086,0.18429408520458387,0.18810810382349186,0.18882285804015986,0.1982860798469211,0.20100770195633222,0.20215978913062585,0.2079865529832797,0.21018763878551464,0.22003928924175048,0.22370500523738293,0.22763475362419625,0.23142962664151484,0.23160333510177492,0.23609171620975553,0.23912257050657465,0.2530122865107855,0.25682418854387606,0.2606948923943646,0.26091443490976896,0.2727802278934575,0.2762621892423415,0.27902551286276167],"n_dims_used":45,"mean_confidence":0.8954010009765625},"coverage":{"mean_confidence":0.8954010009765625,"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}}