{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004472},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004473","491:4910003765","491:4910003761","491:4910003922","491:4910003762","491:4910004042","491:4910004471","491:4910004552","491:4910004191","491:4910005227","491:4910003993","491:4910005228","491:4910004427","491:4910003661","491:4910004476","491:4910003663","491:4910003923","491:4910004091","491:4910005177","491:4910004643","491:4910003731","491:4910004282","491:4910004691","491:4910003669","491:4910003334"],"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":[0.5001964616600357,0.3532100885591693,0.3505843966019474,0.27779135157534535,0.2558598874313983,0.24178465315929626,0.21989492036376967,0.21779698364386837,0.21485820464487404,0.2051895358537991,0.20370999417551258,0.19898432857115442,0.18676216310653485,0.18310822384587885,0.18245185506621753,0.18159695205672502,0.18150500981797907,0.18115805014300693,0.1619744392560582,0.15479814467343966,0.15336392773706142,0.14240040843417723,0.13859772313125163,0.13035547426163965,0.1234008908980421],"twin_dists":[0.1528721838907733,0.18736997705538347,0.1880404808596056,0.20787100255280136,0.2144404614293256,0.21884585732601997,0.22604172145532275,0.22675593931490637,0.22776423106447724,0.231148944502584,0.23167642088436138,0.23337901206161396,0.23791640131067643,0.2393131114347173,0.2395660827825615,0.23989653674337402,0.2399321414958274,0.24006661706237956,0.24780628972251284,0.2508718814066804,0.2514969444155643,0.25642318339575104,0.2581975113897633,0.26217217808671883,0.2656761568959804],"n_dims_used":45,"mean_confidence":0.8906407674153646},"coverage":{"mean_confidence":0.8906407674153646,"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}}