{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001135},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001139","490:4900007404","491:4910001269","491:4910000995","491:4910002309","491:4910001335","491:4910001807","491:4910001623","491:4910001125","491:4910001268","491:4910001202","491:4910001057","491:4910001197","491:4910001000","491:4910002362","491:4910001858","497:4970001279","491:4910002664","491:4910000994","491:4910001074","491:4910001130","491:4910001741","491:4910001005","490:4900007545","497:4970000370"],"twin_admin_codes":[491,490,491,491,491,491,491,491,491,491,491,491,491,491,491,491,497,491,491,491,491,491,491,490,497],"twin_sims":[0.184439092536658,0.11657036092930509,0.08489001736189361,0.047865194848736387,0.04616709671302354,0.0439040106353722,0.04300351855968527,0.03345329333405809,0.02980339327838701,0.021894590883832058,0.016829142054972657,0.0166711640786171,0.014932336581699618,0.014147516923771733,0.014043595513244975,0.013991430082908781,0.013240490880523755,0.01169876376723317,0.009355845206926035,0.00884245601093421,0.008429552509339713,0.008224682586214721,0.008152706941500538,0.008033580284051925,0.007406174486805321],"twin_dists":[0.2388021372743391,0.26926713248586664,0.28844996583478505,0.3202066828230788,0.3221038065301102,0.3247251577265482,0.3257998440602493,0.33855192706869935,0.3442596645342199,0.35905143435220527,0.3712067883643092,0.3716351023807575,0.3766013564643498,0.37901176871066933,0.37933973704672225,0.379505175703487,0.38194917136455864,0.3873776111828668,0.3969893223265845,0.3993800179072247,0.4013946041201145,0.4024271832225079,0.4027954269886866,0.4034113561845057,0.4067971323216524],"n_dims_used":45,"mean_confidence":0.8974699232313368},"coverage":{"mean_confidence":0.8974699232313368,"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}}