{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001367},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001283","497:4970001102","497:4970001686","497:4970001011","497:4970001100","497:4970001607","497:4970001679","497:4970001281","497:4970001012","497:4970001775","497:4970001854","497:4970001771","497:4970001448","497:4970001101","497:4970000928","497:4970001770","497:4970001766","497:4970001852","497:4970001682","497:4970001525","497:4970000853","497:4970001684","490:4900013020","497:4970001366","497:4970001767"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,497,490,497,497],"twin_sims":[0.4971476991570358,0.42944810037310105,0.3014291027821521,0.25249683902904435,0.2204511875053803,0.20953929476909505,0.17928272647079627,0.1616661347363253,0.1570315076810302,0.1554323693593209,0.1474504215758026,0.14407890946847052,0.10224170025055,0.09977854520857561,0.09413669404335362,0.09123269205596268,0.08318420445361656,0.06908030043992817,0.06893374565145426,0.06466020411246036,0.06443837779451911,0.05836355374646275,0.057351780336959986,0.05557083808206115,0.05333841425953846],"twin_dists":[0.15354527534124407,0.1688622452372036,0.2011353265098093,0.2154786871263905,0.22585311359763718,0.22961309778467023,0.2407966329870282,0.24793593862035682,0.2499069174690487,0.2505968241657038,0.254120486915995,0.2556512000314088,0.27736129167986306,0.2788403788551662,0.28233933093312935,0.28420514389278195,0.2896345380867964,0.3002593479098874,0.30037862905055485,0.3039512174430081,0.30414186429884155,0.3095845841929724,0.31053592254710344,0.31224466860047406,0.3144517744521051],"n_dims_used":45,"mean_confidence":0.9123796251085069},"coverage":{"mean_confidence":0.9123796251085069,"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}}