{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001043},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001223","491:4910001731","491:4910001044","491:4910002877","491:4910001179","491:4910001433","491:4910001491","491:4910001615","491:4910001311","491:4910002009","491:4910001306","491:4910002054","491:4910001557","491:4910001108","491:4910001852","491:4910002102","491:4910001372","491:4910001239","491:4910002149","491:4910001555","491:4910001545","491:4910003038","491:4910001900","491:4910001309","491:4910003297"],"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":[0.24743541983009196,0.24363584579090639,0.1490749476216739,0.14760176618383888,0.12440122194494671,0.12103379189850605,0.11976630410093768,0.11828631608475779,0.10046871345933922,0.08438546033301804,0.08347839775609292,0.07871283155277906,0.07778839767563858,0.07493638252142779,0.07131599151019895,0.06987218354160314,0.06914089694311734,0.06832958883940113,0.06741206274837243,0.06327937989455103,0.061640137656171434,0.057515856789894196,0.0555798596487715,0.05513008346057235,0.05178127078331317],"twin_dists":[0.21705797298685264,0.21825720421817973,0.25339215391532505,0.254052384211504,0.2651630760847302,0.26690300468452205,0.26756747426464034,0.2683501834766762,0.27842308957606593,0.2887983532874812,0.2894288653916711,0.29283451819917433,0.29351421440136866,0.2956529738556471,0.29846472241537264,0.299618368001404,0.30021008844191266,0.30087254117270823,0.3016294805231102,0.3051467759653534,0.30659414048384354,0.3103807112759416,0.3122358994297118,0.3126745332655699,0.3160370568362759],"n_dims_used":45,"mean_confidence":0.8982944064670139},"coverage":{"mean_confidence":0.8982944064670139,"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}}