{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940000647},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001171","494:4940000815","480:4800003095","494:4940000580","480:4800006437","480:4800002620","494:4940004113","494:4940001057","494:4940001044","494:4940000636","494:4940004223","480:4800003778","494:4940003984","480:4800003585","494:4940000165","494:4940000648","494:4940000930","480:4800003473","494:4940000024","493:4930004777","494:4940000583","480:4800003653","480:4800003647","494:4940004112","494:4940006259"],"twin_admin_codes":[494,494,480,494,480,480,494,494,494,494,494,480,494,480,494,494,494,480,494,493,494,480,480,494,494],"twin_sims":[0.4191783562412631,0.41886460863395997,0.3434229823954715,0.31491537935851543,0.3108552484161319,0.3043266802858024,0.3009593312628231,0.3004732032233125,0.2900949255883514,0.28074380638550256,0.27764380771172154,0.27412986225000047,0.2633746861578108,0.261238440391259,0.2569250820878404,0.25609886086209865,0.2549942586621323,0.25193439853278815,0.24886972651683212,0.24384509054757222,0.23493796662941135,0.23115392552624894,0.2302551945552364,0.22645315653331372,0.22369378393425102],"twin_dists":[0.17126291917184822,0.17133664760970357,0.18988275480475508,0.1974306926713028,0.1985362460532912,0.20033143230779,0.20126608151991998,0.20140151462951378,0.20432415373466023,0.20701135683752378,0.20791410744327246,0.20894486954107738,0.2121512847580084,0.2127978096315494,0.2141134246758324,0.2143670168049154,0.21470686279667817,0.21565317785277366,0.2166083521419464,0.21819084945605755,0.22104880175967903,0.22228438293199168,0.22257979234718311,0.22383800404901386,0.22475996359708325],"n_dims_used":45,"mean_confidence":0.9172891404893663},"coverage":{"mean_confidence":0.9172891404893663,"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}}