{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":481,"cluster_id":4810001949},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810001947","481:4810000962","481:4810001546","470:4700004807","481:4810002426","481:4810001966","481:4810001226","481:4810001070","470:4700001737","481:4810001217","470:4700005599","488:4880005775","481:4810000803","488:4880001301","481:4810001730","470:4700004809","470:4700002221","481:4810002341","499:4990001917","481:4810001987","488:4880003323","470:4700005318","488:4880002811","488:4880004296","481:4810001946"],"twin_admin_codes":[481,481,481,470,481,481,481,481,470,481,470,488,481,488,481,470,470,481,499,481,488,470,488,488,481],"twin_sims":[0.5902469654423184,0.5629302930561738,0.5422032483879864,0.5147327231787615,0.5105602082401179,0.5021737799762641,0.4620894527000286,0.45372380410290347,0.4210431394517024,0.3754361124735577,0.375302265333534,0.3448083950833356,0.33890244639272227,0.3360804334208717,0.3318972951984326,0.32940293729187836,0.3286358705994024,0.32462754739605265,0.31957965985817044,0.31729831533884634,0.31364231605883935,0.30048096765456367,0.29261144717556753,0.28914987081169385,0.28859162700400376],"twin_dists":[0.133362095743057,0.13922635561786031,0.14369945622313393,0.14967802205869793,0.1505924455990318,0.15243625277814088,0.16137884026374785,0.1632772454313709,0.17082519051482437,0.18179338451029675,0.1818264656591068,0.18952478449675497,0.19105618442158784,0.19179298295929811,0.19289135403995553,0.1935499003999139,0.19375296713495183,0.1948183771084635,0.19617056235083516,0.19678559771092477,0.19777646348187797,0.20139935048835786,0.2036098690341661,0.20459334887139982,0.20475260922058455],"n_dims_used":45,"mean_confidence":0.9183770073784723},"coverage":{"mean_confidence":0.9183770073784723,"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}}