{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003289},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003156","490:4900002263","490:4900002273","490:4900002258","490:4900002411","490:4900001256","490:4900003679","490:4900003163","490:4900003290","490:4900002716","490:4900002872","494:4940008964","490:4900003544","490:4900003541","490:4900002717","490:4900003157","490:4900003014","490:4900002412","490:4900003295","490:4900001255","490:4900003162","490:4900003288","490:4900003678","490:4900003677","490:4900002413"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.771166718179474,0.5970632068171758,0.5657162559485606,0.5345667588274109,0.5085952744357505,0.3334571886975243,0.32580722856452216,0.27056183535307826,0.25425357959467354,0.2495559166936023,0.2441683271954935,0.22877997318382426,0.22150920825837092,0.21934831653240827,0.21709366601847133,0.21300216853250362,0.20163971150746407,0.18974736527589034,0.18666344185268122,0.1756326841255454,0.17490821156479336,0.1677783007044239,0.15577703071634588,0.15029405637212676,0.13658047816257415],"twin_dists":[0.09362693000269712,0.13190188701041175,0.1386269644425206,0.14535486900835512,0.15102372734369982,0.19248089492727447,0.19450406608462356,0.20999982606789788,0.2149352659035591,0.2163938350077183,0.21808841831682768,0.22306634547402512,0.22549525828778927,0.2262273644615798,0.2269964091509543,0.22840583641838388,0.23241893381774234,0.23678948947485762,0.23795388356270183,0.2422331874576916,0.24252084126333326,0.24539830323029482,0.2504476919620744,0.25284941883495604,0.2591535484626706],"n_dims_used":44,"mean_confidence":0.9203466935591265},"coverage":{"mean_confidence":0.9203466935591265,"n_dims_used":44,"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}}