{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003752},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003602","491:4910004406","491:4910003753","491:4910003699","491:4910004011","491:4910004447","491:4910004495","491:4910004496","491:4910004493","491:4910003651","491:4910004361","491:4910002776","491:4910004402","491:4910002177","491:4910004456","491:4910004497","491:4910002777","491:4910003701","491:4910002082","491:4910002931","491:4910004153","491:4910005470","491:4910002828","491:4910003242","491:4910003700"],"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":[0.2700030703803958,0.22696871073574287,0.18136319817324859,0.08360559815749029,0.04915486889936022,0.04638193263196797,0.04488602750135782,0.04128167255679313,0.03609296169085755,0.034133639678499514,0.02757239226709355,0.02087475529479891,0.01857274028900766,0.012782834128917283,0.012320805167061149,0.011604886838226762,0.01157795508342523,0.009152801255617427,0.008214716132512765,0.007542057655653456,0.00716353382046017,0.006731770384142556,0.005810563937526121,0.00578263974980448,0.005220549961942149],"twin_dists":[0.2101658109879551,0.22366657585238373,0.23998708325138304,0.2893401178877117,0.3188030801782519,0.3218605964178572,0.32357408017102407,0.3279086035198013,0.33474666759892047,0.33754735941093506,0.3480510398880996,0.3612852741298139,0.36669988924211544,0.38349946333587775,0.38511523711258827,0.3877282693148903,0.3878293322246265,0.3979204787659248,0.4024780012421537,0.4060425779033292,0.4081759831654361,0.4107368537821359,0.4167363545632975,0.41693129083661556,0.4210479010709155],"n_dims_used":44,"mean_confidence":0.8952397433194247},"coverage":{"mean_confidence":0.8952397433194247,"n_dims_used":44,"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}}