{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000437},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000383","500:5000000382","500:5000000380","500:5000000490","500:5000000824","500:5000000379","500:5000000826","500:5000000823","500:5000000328","500:5000000769","500:5000000772","500:5000000491","500:5000000377","500:5000000700","500:5000000702","500:5000000544","500:5000000278","500:5000000327","475:4750002387","500:5000000374","500:5000000434","500:5000000424","485:4850008054","500:5000000597","500:5000000232"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,500,475,500,500,500,485,500,500],"twin_sims":[0.9782183206463685,0.8851705379391561,0.8492318252348694,0.7996628042635981,0.6975372393052477,0.6889596346637293,0.6845250177361971,0.6789813473084222,0.6689240871871931,0.6639554374967228,0.652196276183076,0.6234714774411658,0.6169061961459966,0.6131738000902949,0.5691616629332921,0.5679653114386443,0.5595475702002664,0.559272115618466,0.5577037372778788,0.5538229376712417,0.551568331791993,0.5394220632647518,0.5317756494300916,0.531073048589338,0.5197760466662047],"twin_dists":[0.0272565690791838,0.06414667885027853,0.07424984142679082,0.08684421261351569,0.11023266894387632,0.11210998574864772,0.11307736662436035,0.11428388477435279,0.11646558606226108,0.11754039241333784,0.12007733591102135,0.12624605319019735,0.1276525888886849,0.128451955670945,0.13788619236940328,0.13814335159581198,0.13995465803525836,0.14001398992674607,0.14035189122395886,0.14118859152521823,0.14167509471726233,0.14430183167714333,0.14596108109246042,0.14611378522158047,0.1485751918832566],"n_dims_used":44,"mean_confidence":0.9172806306318804},"coverage":{"mean_confidence":0.9172806306318804,"n_dims_used":44,"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}}