{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870013271},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870012780","487:4870011778","494:4940007817","466:4660011667","487:4870011280","494:4940008016","490:4900003877","466:4660012314","490:4900003899","466:4660011985","487:4870002026","487:4870011774","487:4870007047","490:4900000901","487:4870009048","466:4660012598","494:4940008015","494:4940008489","466:4660012307","474:4740004079","487:4870001382","494:4940008211","487:4870001016","490:4900002915","486:4860000382"],"twin_admin_codes":[487,487,494,466,487,494,490,466,490,466,487,487,487,490,487,466,494,494,466,474,487,494,487,490,486],"twin_sims":[0.355654931733157,0.2856335612480188,0.19020684596437143,0.18123118343107542,0.14211788869950143,0.11997123877482185,0.11399976378198443,0.10715491849729825,0.09445937861859748,0.09137100177904338,0.08978376886863154,0.0877920771495331,0.08534494836359595,0.08507166045789864,0.08182586779077572,0.07322147709635793,0.07131236894542801,0.07120395051082326,0.06418730851294946,0.06407571090552378,0.0631586888868029,0.06216352026330822,0.060890977964986624,0.06053501215006488,0.058508126705142334],"twin_dists":[0.18674798002452797,0.20559960321506848,0.23661714016031635,0.24003825672532766,0.25655378501113274,0.26745967610082494,0.27066035737903893,0.2744920965813144,0.2821348232600832,0.28411522360268304,0.28515368943828434,0.2864775680095324,0.2881372567712185,0.28832494874892745,0.29059176972848044,0.2969708162581278,0.2984675931487751,0.2985535650595299,0.30435829228362776,0.30445471454114376,0.3052522853325252,0.30612862721744066,0.3072661440428097,0.30758783109551524,0.3094497590338194],"n_dims_used":43,"mean_confidence":0.915784614030705},"coverage":{"mean_confidence":0.915784614030705,"n_dims_used":43,"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}}