{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001654},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001521","494:4940008978","490:4900004244","490:4900002700","490:4900003682","490:4900001523","490:4900002101","490:4900003827","494:4940008990","490:4900004115","490:4900002551","490:4900003688","490:4900003825","494:4940009000","490:4900004390","490:4900004249","490:4900003972","490:4900002405","490:4900001657","490:4900002407","490:4900003558","490:4900003828","490:4900001789","490:4900007831","490:4900004241"],"twin_admin_codes":[490,494,490,490,490,490,490,490,494,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2941771340972449,0.2790967969156943,0.2719850309461096,0.26717770310040656,0.26698941518431796,0.257512427265048,0.22152598914038535,0.20802825084261004,0.19547263931478184,0.18711223130890256,0.1864966951736375,0.156061402715865,0.15518043146915242,0.15278790794939648,0.15108991446786468,0.13273626624100088,0.13267304707987715,0.1305900068223681,0.12233095712025599,0.11491954577520995,0.11408923012751125,0.10172208468654409,0.09596963909067986,0.09576428271903689,0.0920507987582507],"twin_dists":[0.2031673057222473,0.20749022332966738,0.20957800965692402,0.2110083778828842,0.21106472417254246,0.21393346412756875,0.2254895916913507,0.23014414282171822,0.23466238046152443,0.2377836002329461,0.2380172251685943,0.25032482800265876,0.25070598875260447,0.25174919273470536,0.25249685715145204,0.2610051404348139,0.26103592518223323,0.26205650285244947,0.2662284531851802,0.27015910068241267,0.2706114642698435,0.2776709761870929,0.28118491744317886,0.2813133857084246,0.2836748206958253],"n_dims_used":45,"mean_confidence":0.9181882222493489},"coverage":{"mean_confidence":0.9181882222493489,"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}}