{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013323},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013078","497:4970000932","490:4900013190","497:4970001106","494:4940008343","497:4970001196","497:4970001864","490:4900013289","497:4970001286","490:4900013217","497:4970001691","490:4900013007","491:4910000426","492:4920005828","490:4900013253","466:4660012257","497:4970002963","466:4660010316","490:4900013287","497:4970001017","466:4660010976","497:4970002264","497:4970001948","497:4970002408","497:4970002617"],"twin_admin_codes":[490,497,490,497,494,497,497,490,497,490,497,490,491,492,490,466,497,466,490,497,466,497,497,497,497],"twin_sims":[0.20463781114126264,0.07423541781545004,0.055419629162851675,0.04377807844039129,0.023732032291012548,0.01951178467050416,0.016840586392184862,0.016652448174305258,0.015942009568301177,0.011613527457520902,0.011465517474561768,0.0109455746644196,0.009525349262242603,0.00919928323189201,0.008867132373503455,0.008002077813751793,0.006181626199278716,0.0059710068248421165,0.005228534810727235,0.00505847779517409,0.005055207680863492,0.004792220693044247,0.0047810570276040675,0.004000880054605085,0.0034254969979191693],"twin_dists":[0.23134533618103426,0.2961886653905393,0.3123918226878612,0.32487433002897476,0.35524552011718824,0.3644240462793721,0.37117589744037494,0.3716860812224101,0.37365941991352336,0.38769588902812535,0.3882535283652364,0.3902645164358233,0.396225699242177,0.39770569634433417,0.3992623038524964,0.40357560397952874,0.414223225906462,0.41563243859310234,0.4209866707848275,0.42230940458623534,0.42233523237112053,0.4244635779983991,0.4245562473669497,0.4315759083835367,0.43760220151352697],"n_dims_used":44,"mean_confidence":0.910496711730957},"coverage":{"mean_confidence":0.910496711730957,"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}}