{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003512},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003788","490:4900002685","490:4900003802","490:4900004368","490:4900004362","490:4900004486","490:4900003795","490:4900004085","490:4900002234","490:4900002534","490:4900002384","490:4900002527","490:4900002675","490:4900005196","490:4900003393","490:4900003665","490:4900002394","491:4910001809","490:4900003530","490:4900002389","490:4900003798","490:4900002079","490:4900002377","490:4900004492","490:4900002086"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490],"twin_sims":[0.36259509991817784,0.04708340436728531,0.04360391501750089,0.034361089636788154,0.02439490175604732,0.023707965507726705,0.019499954846900786,0.01651968864049511,0.010473997728700257,0.008366967466264221,0.008093278334693728,0.00805969386902337,0.008005005030988083,0.007775627471168781,0.007745129681531189,0.007267042779906038,0.006715367617029167,0.006531573059068967,0.005860430430863634,0.005438080119700173,0.005210719541122684,0.004644801986811075,0.004495313044168229,0.004413587190004649,0.004279868612834313],"twin_dists":[0.18499420575785225,0.32107298985774063,0.3250812296041854,0.3372153220661316,0.3539350771584457,0.3552936919375207,0.36445211592327065,0.37204914583488263,0.39216329948259415,0.4017076371034597,0.40310167940093233,0.40327564204564964,0.4035603176304292,0.40477363376760295,0.4049373658043565,0.4075827196040291,0.41083702628672764,0.4119747900298328,0.4163903353228197,0.4194093104339579,0.42112340026533507,0.4257033915596763,0.42699760840480994,0.42772176366878534,0.4289332966710416],"n_dims_used":45,"mean_confidence":0.9151343451605902},"coverage":{"mean_confidence":0.9151343451605902,"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}}