{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001808},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003407","490:4900001664","490:4900001526","490:4900003291","490:4900008525","490:4900009086","490:4900004101","490:4900008978","490:4900008307","490:4900009193","490:4900003823","490:4900003692","490:4900009489","490:4900001804","490:4900009198","490:4900010197","490:4900009599","490:4900009902","490:4900008977","490:4900008195","490:4900008519","490:4900009700","490:4900008750","490:4900008079","490:4900008412"],"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":[0.4099821241469448,0.3864466107065132,0.38168634783549116,0.3545540843939188,0.3465686697023684,0.3454515780270552,0.3370073437670727,0.3323493633507488,0.30987356267640354,0.309834658147632,0.29869207665265723,0.27264088347215537,0.2664015466583118,0.260339952405825,0.2594983651994634,0.2576991825024375,0.2540507766746977,0.2519748532505403,0.239625140553585,0.23916557471563846,0.2386427910525521,0.2314964579406082,0.23128240833099603,0.2285448114026499,0.22740561830590952],"twin_dists":[0.17343391767015484,0.17909136652654256,0.1802549420888198,0.18702777365351442,0.18907105371340885,0.18935885492752794,0.191550609101333,0.19277229192793402,0.19880478989941824,0.1988154424133628,0.20189882614676377,0.20938408141582368,0.21124080645007734,0.2130707232728299,0.21332689083387507,0.2138762972907759,0.21499787784238789,0.21564061896105305,0.21953625384835398,0.2196836980759323,0.21985164896555065,0.22217199300956958,0.22224221298995933,0.22314409719212092,0.22352150058323786],"n_dims_used":45,"mean_confidence":0.9180070665147569},"coverage":{"mean_confidence":0.9180070665147569,"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}}