{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002227},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001024","491:4910002167","491:4910002217","491:4910001353","491:4910001090","491:4910001983","491:4910000915","491:4910001884","491:4910002072","491:4910003369","491:4910001591","491:4910001221","491:4910003365","492:4920004557","492:4920004764","491:4910000958","491:4910003245","492:4920004291","491:4910002923","491:4910001586","492:4920004767","492:4920005794","491:4910002419","491:4910001087","491:4910002874"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,492,492,491,491,492,491,491,492,492,491,491,491],"twin_sims":[0.5856927510637351,0.46766003974192133,0.44592731375659006,0.35138957735568593,0.34280791687833206,0.32187879326638463,0.30717710267958726,0.28439004455508665,0.27903081838886545,0.2615111697962841,0.24916817170457106,0.2185876027468219,0.21401113310123837,0.21284073058553468,0.20936614646691562,0.2061092284594847,0.19461822449032898,0.19253007132584882,0.18933701474017264,0.1798809680437976,0.17688316009769667,0.17598075992980566,0.17497426170156977,0.15896375847085362,0.15381678081342584],"twin_dists":[0.13433818479157375,0.16012146036924532,0.16505808974516248,0.1878345901618002,0.1900419248735859,0.19555322117857904,0.1995449387672451,0.2059572360027339,0.20750944225245332,0.21271508530415742,0.21651500558169232,0.22648624254912716,0.22805658516462346,0.22846182165335804,0.2296738169610259,0.23082237269847036,0.23497704429309457,0.23575012996413128,0.23694365710452148,0.24056316764096672,0.24173866489537452,0.24209528367184693,0.2424945807220121,0.24908010548598186,0.2512991201723486],"n_dims_used":45,"mean_confidence":0.8975306193033854},"coverage":{"mean_confidence":0.8975306193033854,"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}}