{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009018},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009023","490:4900009130","490:4900008356","490:4900008911","490:4900008909","490:4900008573","490:4900008256","490:4900008910","490:4900008996","490:4900008244","490:4900008815","490:4900009415","490:4900009019","490:4900009017","490:4900008355","490:4900009140","490:4900009356","490:4900008695","490:4900008255","490:4900009210","490:4900008685","490:4900009139","490:4900008923","490:4900008242","490:4900011715"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.043854005007730776,0.04240097446465391,0.026494599286343835,0.017612061287714396,0.010959052785626538,0.00765622886323386,0.0054978918383915614,0.004401259893701376,0.0026824787122724566,0.002070940805710989,0.0016867904414181467,0.0012389051589313466,0.00110717672131535,0.001095440382199599,0.0006833646599704035,0.0006307777592836008,0.0006267985152299519,0.0005595498291695578,0.00048014660780686,0.00045246918243690564,0.00040642149782212127,0.0003304271550598717,0.0002674514366518451,0.0002402972795039165,0.00023840207363429476],"twin_dists":[0.3247843485397838,0.3265295637212965,0.3499780980137433,0.3691347918983059,0.390211324994292,0.4054179657754866,0.4189691603482094,0.42783204796814334,0.4469273049748506,0.456587877971666,0.46410562912092285,0.4751889806561555,0.4791626584535001,0.47953765094222617,0.4958580688776701,0.498574504737893,0.4987885581196301,0.5026118487098787,0.5077218488329948,0.5096904655384303,0.5132300503770072,0.5199887835228254,0.5268030856503407,0.5302199306855979,0.5304717646697147],"n_dims_used":45,"mean_confidence":0.8786298963758681},"coverage":{"mean_confidence":0.8786298963758681,"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}}