{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011803},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011414","490:4900011673","490:4900011854","490:4900011720","490:4900011657","490:4900011412","490:4900010072","490:4900011273","490:4900011736","490:4900011734","490:4900011343","490:4900012076","490:4900011670","490:4900011469","490:4900011866","490:4900012209","490:4900011341","490:4900011041","490:4900004654","490:4900011479","490:4900012189","490:4900010714","490:4900011867","490:4900011738","490:4900011471"],"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":[0.5931501065473421,0.4464364837372738,0.38426442918557546,0.3432268965297054,0.3115993252682583,0.2887592419846369,0.2768954293973345,0.2652440126458011,0.2580982079789379,0.2561690631676693,0.23524791539553894,0.23386646883728,0.2338503283953332,0.21055478068853642,0.20966773341084394,0.20069682933087263,0.1993792560353407,0.1943387569555432,0.18391998749070018,0.17169824607061884,0.17160282576631877,0.16579395089695512,0.1652394573597486,0.16509108305609543,0.16493003772617146],"twin_dists":[0.13274008515791053,0.16494143154579993,0.17962391391696578,0.18993348249760067,0.19833302413358014,0.20470477133239492,0.20813296139585305,0.21158822670937596,0.21375424089463255,0.21434544950457451,0.22094817609230571,0.2213973377240447,0.22140259586945057,0.22925767482247106,0.2295680793107055,0.23275883875463035,0.2332356655478447,0.23508017472209947,0.23900113253095673,0.2438057013592738,0.24384415745850843,0.24621473093694923,0.24644412726242584,0.24650560459899637,0.24657237723308453],"n_dims_used":45,"mean_confidence":0.9136121961805556},"coverage":{"mean_confidence":0.9136121961805556,"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}}