{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001019},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["665:6650000257","665:6650000232","483:4830000353","483:4830000215","491:4910003404","665:6650001251","665:6650000349","492:4920004532","491:4910004292","665:6650001505","495:4950001569","665:6650002522","665:6650000233","495:4950001807","483:4830000352","665:6650000097","495:4950001857","491:4910004641","492:4920002224","483:4830000312","665:6650004523","491:4910002618","665:6650000105","665:6650003074","665:6650000160"],"twin_admin_codes":[665,665,483,483,491,665,665,492,491,665,495,665,665,495,483,665,495,491,492,483,665,491,665,665,665],"twin_sims":[0.20245583497674136,0.17574808294571273,0.14707704257678547,0.103002829815099,0.09443624540996773,0.049745021491590824,0.04434412664082181,0.042524945717103045,0.042275627922351726,0.0354003539123565,0.034169482268145646,0.029384608678915007,0.026828739957736065,0.025961650352857957,0.025121402784625876,0.025004104442863034,0.024710512078606212,0.023484699077115947,0.022013558914038833,0.021925076290128687,0.02096369344384622,0.019380449465799393,0.019236270809876457,0.01813680787191373,0.016999028469593485],"twin_dists":[0.2321256063609505,0.24218744616354068,0.2542887227850953,0.27690987834441044,0.28214946604571195,0.31817101833357625,0.32420662776851544,0.32637871676797414,0.32668246205898777,0.33572157862569824,0.33749491060799475,0.34495232297577144,0.3493735514356579,0.35095608650983456,0.352533768379002,0.35275762656664034,0.35332193917257976,0.35574261103293103,0.3587967740446531,0.35898606359107504,0.3610867286768707,0.364736513474157,0.36508167358998705,0.36779078170711965,0.37075010751631365],"n_dims_used":45,"mean_confidence":0.9243949042426215},"coverage":{"mean_confidence":0.9243949042426215,"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}}