{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010495},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010427","490:4900010927","490:4900011082","490:4900010672","490:4900011088","490:4900011320","490:4900011021","490:4900011084","490:4900010496","490:4900011587","490:4900010508","490:4900011236","490:4900010671","490:4900010757","490:4900011234","490:4900010066","490:4900011773","490:4900011018","490:4900011005","490:4900010600","490:4900010587","490:4900011087","490:4900010501","490:4900010513","490:4900010686"],"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":[0.5042040124897484,0.3295767856624643,0.3201680044104477,0.29975847530605954,0.2900591448783509,0.2810008702993503,0.25203693911088465,0.2445870741501161,0.23611491925305153,0.23511123211612578,0.2234125035977669,0.22339333491386137,0.196992242293956,0.19006984215652997,0.18635530501533282,0.1679942300245843,0.15866230585809796,0.15580225129109185,0.15296236466855087,0.15165276684318446,0.14728150318943195,0.14681863948822158,0.1466422507124051,0.145813742366637,0.1432965599313756],"twin_dists":[0.15198914510387365,0.1935039134171982,0.19601234935031958,0.20160086732362756,0.20433433619597186,0.206936769699633,0.21562134732732333,0.21795585074591228,0.220667160952426,0.22099253996765897,0.22485436885642862,0.2248608052649122,0.23410508985581518,0.2366684992491486,0.23807096582894596,0.24530988315231317,0.24920861334201133,0.25043678869837105,0.25167272178889694,0.2522483397297809,0.25419655855994666,0.2544053381090651,0.2544850281815746,0.25486028871366034,0.2560101858148526],"n_dims_used":45,"mean_confidence":0.892635260687934},"coverage":{"mean_confidence":0.892635260687934,"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}}