{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003657},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930003824","493:4930001783","493:4930001640","493:4930003826","493:4930003828","493:4930003304","493:4930004609","493:4930003127","493:4930003832","493:4930003303","496:4960000562","493:4930003997","493:4930004608","493:4930005269","493:4930002977","493:4930003128","496:4960001007","493:4930002972","493:4930002628","493:4930003998","493:4930004159","493:4930002966","493:4930003487","493:4930002794","493:4930002463"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,496,493,493,493,493,493,496,493,493,493,493,493,493,493,493],"twin_sims":[0.7786449414472686,0.6295266689537353,0.6097382710038111,0.5737890788339914,0.5551589532565057,0.550831033810504,0.5287487106022316,0.4968582438397288,0.48696067031858914,0.44998724814104274,0.44722009528833456,0.44089711863502973,0.43627362878182674,0.4300666151426632,0.40743989910039874,0.39949333209269833,0.39326755271129604,0.3878277263071659,0.38175632187633535,0.3810555172466607,0.3797508503699209,0.3795328905986507,0.37247664020501375,0.3695851433047157,0.3675040999677007],"twin_dists":[0.09187188026425352,0.12494804002743296,0.12918764525323684,0.13689207262315053,0.14090044807541524,0.141834258571512,0.14661926416770138,0.1536092404793818,0.15580304712639845,0.16412929469479634,0.1647619935092676,0.1662133385902836,0.16727971537438566,0.16871842269915174,0.17403780688419257,0.17593638144488172,0.17743584430482418,0.17875505121803495,0.18023778784025377,0.1804096595829182,0.18073003440743893,0.1807836085522572,0.18252619347983504,0.18324495216289377,0.18376398310687211],"n_dims_used":45,"mean_confidence":0.9273546006944444},"coverage":{"mean_confidence":0.9273546006944444,"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}}