{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011766},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011631","490:4900010588","490:4900012178","490:4900010921","490:4900011245","490:4900009635","490:4900011387","490:4900010842","490:4900008007","490:4900012163","490:4900011441","490:4900011965","490:4900007784","490:4900011838","490:4900009002","490:4900011760","490:4900010591","490:4900007895","490:4900012185","490:4900011081","490:4900011001","490:4900010674","490:4900011894","490:4900008901","490:4900009004"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.18183458138437242,0.172248162142286,0.114792407286185,0.08173178555837234,0.08090694357148134,0.07344597402431784,0.07083264192893714,0.07062288642138226,0.061108716761801275,0.06096628082799774,0.05810902941923133,0.05758124992702351,0.05624805743816593,0.05617948806928248,0.056170443606551816,0.052384221617917594,0.051231347218325625,0.04921622313610795,0.04817998442757582,0.04380260519026918,0.04320716358001664,0.04291717668734472,0.03753872225256135,0.03703004957499826,0.03559464953248132],"twin_dists":[0.23980457346295672,0.2435843730293773,0.2702282035455992,0.29065853971328554,0.2912465785607352,0.2967968888168553,0.2988488059273885,0.2990161453842943,0.3070701336687259,0.3071982907275304,0.30982261749163525,0.3103189531675245,0.31158964356438673,0.31165566821929996,0.3116643819984464,0.31541857389825023,0.31660638766697774,0.3187370751135322,0.3198611987916682,0.32484524875605214,0.32555516125556044,0.32590387949994515,0.332761768719051,0.3334526156544968,0.33544646460500566],"n_dims_used":45,"mean_confidence":0.8911227756076389},"coverage":{"mean_confidence":0.8911227756076389,"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}}