{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013326},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013327","490:4900013308","490:4900013328","490:4900013061","490:4900013349","490:4900013348","490:4900013336","490:4900013331","490:4900013279","490:4900013301","490:4900013132","487:4870000093","490:4900013311","490:4900013169","466:4660008481","490:4900013306","466:4660013609","494:4940007450","490:4900013250","490:4900013313","490:4900013347","466:4660007126","466:4660008642","487:4870000899","490:4900013302"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,487,490,490,466,490,466,494,490,490,490,466,466,487,490],"twin_sims":[0.27904761200327877,0.2345670281835977,0.2095245556316415,0.18922266017959555,0.17495353020779583,0.16626685340558894,0.0890891480247709,0.08524811904312035,0.07422058140759247,0.07328769706471645,0.0709379411945458,0.056458544912159715,0.04855289461222527,0.04771509489595832,0.04712796319776387,0.04320299365096814,0.04264919465991562,0.041493069462236486,0.04080259363259394,0.03956683321723506,0.03896960022850225,0.036354674596090084,0.02992883225371951,0.028532706286449265,0.027816882305592178],"twin_dists":[0.2075045501686929,0.22116934222054957,0.22961826513627495,0.23698666145014982,0.24250282249086236,0.24601952629351614,0.2856127338154532,0.2882037035221985,0.29620004774015324,0.29691946800881125,0.2987649514235748,0.3113873821424471,0.31945435781000775,0.3203720874720965,0.3210232919579079,0.3255601617579381,0.32622790283699543,0.32764575792285355,0.3285085049105965,0.3300838244245196,0.33086011451899766,0.33438241674094493,0.344053816915322,0.3463879069288302,0.347622944811713],"n_dims_used":45,"mean_confidence":0.9147326999240452},"coverage":{"mean_confidence":0.9147326999240452,"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}}