{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006250},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006267","480:4800006230","480:4800006281","480:4800006294","480:4800006268","480:4800006350","480:4800006285","480:4800006271","480:4800006310","480:4800006074","480:4800006399","480:4800006280","480:4800006307","480:4800006352","480:4800006378","480:4800006204","480:4800006311","480:4800006298","480:4800006227","493:4930001651","480:4800006308","480:4800006296","480:4800006366","480:4800006253","480:4800006353"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,493,480,480,480,480,480],"twin_sims":[0.7528466910803545,0.6805344949978368,0.6333258036123969,0.6297434456624124,0.6162553742973512,0.4677986963200263,0.348277312662273,0.33600261654181135,0.3355374644559927,0.3318181384213208,0.3317326263470669,0.2998153498937378,0.29358629477627507,0.2768124246461088,0.2705437897489879,0.25179613919577365,0.25177336747954937,0.2465806201898356,0.234425770085869,0.23237077907212822,0.2284458244304715,0.22810387631299434,0.22070626705716218,0.21924430609562173,0.2156988627957504],"twin_dists":[0.09786258833358993,0.11394615951788215,0.12413314787815598,0.12490155396498859,0.12779198581014947,0.16009022933637637,0.18863179430723348,0.19181334741404596,0.19193512970005178,0.1929122108380186,0.19293474523260123,0.2015849936302455,0.20333415047554335,0.20815725733821527,0.2100051833262399,0.21569610922794524,0.21570318159180712,0.21732672818715706,0.22121527839832555,0.22188561071625543,0.22317684114963088,0.22329002662104327,0.22576673289424576,0.22626272462132235,0.22747485847200427],"n_dims_used":43,"mean_confidence":0.9224786980207577},"coverage":{"mean_confidence":0.9224786980207577,"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}}