{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004939},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004424","466:4660000504","466:4660001867","470:4700004555","496:4960012267","466:4660001280","469:4690004036","493:4930002249","474:4740000568","496:4960012306","466:4660000382","487:4870006960","470:4700007009","493:4930004569","470:4700001591","470:4700004209","496:4960005109","466:4660008709","466:4660010724","470:4700003724","496:4960012393","493:4930004711","490:4900003225","466:4660008387","470:4700000646"],"twin_admin_codes":[470,466,466,470,496,466,469,493,474,496,466,487,470,493,470,470,496,466,466,470,496,493,490,466,470],"twin_sims":[0.38732709809304644,0.345954541219597,0.336353138735751,0.3228785086937311,0.30370938564706096,0.30230988195785213,0.29298172672357176,0.29185991491610797,0.2899798792600547,0.28388659976266845,0.28346942845288675,0.2773416352062328,0.27680322381008704,0.2654961779062884,0.2649782167020826,0.2610770842686099,0.25770456101033434,0.2575632203871283,0.2547438254715305,0.25411256025598655,0.24982006361634268,0.24733890296157887,0.24669313135735332,0.24616593560655203,0.2380672768671887],"twin_dists":[0.17887689357930892,0.1892292134945932,0.19172163689887328,0.1952855568421711,0.20050231839858726,0.20089049243292137,0.20350507793077866,0.2038227988439489,0.20435689624315873,0.20610229339996355,0.20622261038894177,0.2080024306626386,0.20815995074689034,0.21151246194728104,0.21166813551557073,0.21284677771393448,0.21387465128655603,0.2139179134741845,0.21478404169087445,0.2149787998559233,0.21631135788092207,0.21708828869330035,0.21729131968468393,0.21745732376552326,0.22003681743119166],"n_dims_used":43,"mean_confidence":0.9128559910973837},"coverage":{"mean_confidence":0.9128559910973837,"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}}