{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002899},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002020","490:4900002608","490:4900002482","490:4900003623","490:4900003050","490:4900002016","490:4900001870","490:4900004007","490:4900002150","490:4900002332","487:4870001486","490:4900003737","490:4900003325","490:4900003330","490:4900002318","490:4900001863","490:4900002491","490:4900003356","490:4900003598","490:4900002164","490:4900003897","490:4900002148","487:4870000480","490:4900002159","490:4900003216"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,490,490,490,487,490,490],"twin_sims":[0.679492072049271,0.6569099148463045,0.5489713040102926,0.5163783752343772,0.5023352338530763,0.4838612541673787,0.47182610260107494,0.4681492527551533,0.46607498922992163,0.45420621294263375,0.4430847861241322,0.4401353516695072,0.43430906394063085,0.4311322708399003,0.4298053949034383,0.42847264255532475,0.423478021039788,0.4142252870951145,0.41220059219965044,0.40123804185308126,0.3934389137786006,0.39320914629203485,0.38546131189313904,0.3843662839646512,0.37374063231466115],"twin_dists":[0.11417285499397534,0.11906145936406042,0.14223588078458288,0.1493178787308535,0.15240067861063625,0.1564927837533196,0.15918446165075104,0.1600112840465758,0.160478703441799,0.16316743059542865,0.16571029185363154,0.16638873191642822,0.16773418193747394,0.16847082440948286,0.16877915364556068,0.1690892394773262,0.17025486885333443,0.17242962584296326,0.17290827795921893,0.1755180932198042,0.1773944265582726,0.17744996297440366,0.17933164479662883,0.1795990249253409,0.18221286137499174],"n_dims_used":45,"mean_confidence":0.9183564927842882},"coverage":{"mean_confidence":0.9183564927842882,"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}}