{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000686},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000564","491:4910000682","491:4910000363","491:4910000623","491:4910000502","491:4910000370","491:4910000450","491:4910000931","491:4910000756","491:4910000624","491:4910000106","491:4910000570","491:4910000554","491:4910000400","491:4910000237","491:4910000929","491:4910000410","491:4910000517","491:4910000353","491:4910000941","491:4910000757","491:4910000512","491:4910000814","491:4910000401","491:4910000417"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.6507775980558248,0.28607682008014435,0.2592983654317049,0.14313312726108499,0.1344244803021643,0.11503353695258894,0.11420653425722863,0.11333144920989448,0.10893555432700203,0.10803242945125013,0.10735996717983226,0.09179572516192348,0.09068456784784978,0.08447392141947539,0.08161131121076681,0.07793668336957292,0.07348558041577255,0.0690672265034999,0.06808849701937422,0.0658323800070196,0.056454517471576794,0.053101945997970273,0.051326434702828404,0.04872284433509178,0.04096610178429369],"twin_dists":[0.12038283707210418,0.20547234927313845,0.21338784484996307,0.25608536153185263,0.2601871082688736,0.27009719366411494,0.2705474025799385,0.2710265271393197,0.27347748327842636,0.27399046707015634,0.27437459587206436,0.2838397664025046,0.28456256413432873,0.28873715262710653,0.29074413001136656,0.2934047506417804,0.29676624866067175,0.30026998044233855,0.3010706314531462,0.30295258318068435,0.3113912463365969,0.3146900208721695,0.31650758227385456,0.31926980923378984,0.3283030957593095],"n_dims_used":45,"mean_confidence":0.8891264173719619},"coverage":{"mean_confidence":0.8891264173719619,"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}}