{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004423},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005247","496:4960006495","490:4900003461","496:4960005260","496:4960006755","496:4960004812","487:4870006296","487:4870011181","496:4960007269","490:4900002738","490:4900002922","487:4870000608","490:4900002618","487:4870012393","490:4900004833","487:4870000927","490:4900002328","490:4900004565","490:4900002935","487:4870006893","496:4960004959","487:4870000762","487:4870000850","487:4870011554","490:4900008425"],"twin_admin_codes":[490,496,490,496,496,496,487,487,496,490,490,487,490,487,490,487,490,490,490,487,496,487,487,487,490],"twin_sims":[0.33369798940861384,0.32539301967449386,0.31377111598951146,0.3072691786273942,0.30021155307977326,0.22145300401064183,0.21841672163043171,0.2048484189943518,0.1958834598939633,0.18627148503964933,0.18245898757750473,0.17070447786454163,0.16452625818170108,0.16368360914181607,0.1632761375817808,0.16307171087374964,0.162292238586843,0.16207721274361553,0.1576738728117664,0.15614390489199906,0.15073737864916614,0.150442604666617,0.14938168961530615,0.147291619821174,0.14310145549675685],"twin_dists":[0.19241762572416132,0.19461435473183855,0.1977414445129521,0.19951960342220404,0.20147446217877546,0.22551423952243604,0.22654447812717876,0.23127032557936522,0.23451142314334048,0.2381028382934632,0.23956333038888789,0.24420696120263657,0.24673999976317074,0.24709077230183582,0.2472608608009854,0.24734630925582923,0.24767283525497963,0.24776311097208079,0.24963122975126403,0.25028921326176296,0.25265285999239046,0.25278350847744196,0.2532552884190816,0.25419200076547405,0.2560999372757787],"n_dims_used":45,"mean_confidence":0.9184892442491319},"coverage":{"mean_confidence":0.9184892442491319,"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}}