{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002575},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003152","490:4900002724","490:4900002420","490:4900002425","490:4900002723","490:4900001961","490:4900002722","490:4900003408","494:4940008965","490:4900003157","490:4900003418","490:4900003163","466:4660005087","466:4660005088","490:4900003555","490:4900003424","494:4940007859","490:4900003150","494:4940008273","490:4900002263","490:4900003290","490:4900003958","466:4660008999","490:4900012708","490:4900002569"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,490,490,466,466,490,490,494,490,494,490,490,490,466,490,490],"twin_sims":[0.23949199671851035,0.22568853729810054,0.21790716537768162,0.16634148784346536,0.09992316760701833,0.07887061320299106,0.07438286085018868,0.07115696119805336,0.06320974919560167,0.06179864114810277,0.05472763625950959,0.05281651819340831,0.04781733038165669,0.046976491810852505,0.04614762578000413,0.038473202432289244,0.03680393205345638,0.031937587409675124,0.03169350191563323,0.031633431045621094,0.030783607275922328,0.030255978512064984,0.02826061416101924,0.027034577611026647,0.026780367728240856],"twin_dists":[0.21957895195086682,0.2240927268964962,0.22671831462195227,0.2459887553078659,0.2787527506098155,0.29271914975735747,0.2960756482552155,0.29859085886068104,0.30520762773286847,0.3064528212104528,0.3130695279224158,0.31497877032402233,0.32025938058808495,0.32119239350002193,0.3221258958701191,0.3315130341040202,0.33376230140403823,0.3408541840169598,0.3412336231675637,0.3413273883932997,0.3426704795516421,0.3435204237810307,0.3468541847891322,0.3490043605037438,0.34946066607963444],"n_dims_used":45,"mean_confidence":0.9192840576171875},"coverage":{"mean_confidence":0.9192840576171875,"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}}