{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004566},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004574","489:4890003682","489:4890004794","489:4890004386","489:4890004383","489:4890005026","489:4890004528","489:4890004832","489:4890004382","489:4890004656","489:4890004432","489:4890004278","489:4890004609","489:4890005025","489:4890004481","489:4890003874","489:4890004474","489:4890003746","489:4890005274","489:4890004049","479:4790001979","479:4790003500","470:4700006705","489:4890005066","489:4890004980"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,479,470,489,489],"twin_sims":[0.9401430283440027,0.8905049612145172,0.8698545865128142,0.8492402420018532,0.8237401443071859,0.8057095313393475,0.797873393320816,0.784883711928532,0.7805250952184685,0.7728801664088234,0.7711774482920425,0.7701129358288354,0.7658896042655996,0.7612260308521882,0.7545188926259055,0.743978493482089,0.7339621491800392,0.7224119517381853,0.714699653664693,0.7129709566715808,0.712583107603131,0.710191735703902,0.7091518484007354,0.6957427144595146,0.6888591770280559],"twin_dists":[0.045631344273299616,0.06254683170512462,0.06858288464919919,0.07424758990768182,0.08087753849766101,0.085368543415293,0.08727823535166866,0.09039482820739934,0.09142802072938856,0.09322623131924235,0.0936244232834165,0.09387295329419025,0.09485590844252155,0.09593584026615737,0.09747942651655052,0.09988406117523668,0.10214738972930662,0.10473388722383124,0.10644842720724333,0.10683147135156874,0.10691734957006147,0.10744636429894779,0.10767614874871347,0.11062613230734615,0.11213192297647051],"n_dims_used":45,"mean_confidence":0.9203743828667534},"coverage":{"mean_confidence":0.9203743828667534,"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}}