{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012601},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012527","490:4900012317","490:4900012736","490:4900012389","490:4900012600","490:4900012386","494:4940006775","490:4900013120","490:4900012391","494:4940007107","490:4900001000","490:4900012255","494:4940006884","490:4900012529","490:4900012604","490:4900012388","490:4900000313","490:4900012603","490:4900013194","490:4900013155","490:4900012531","497:4970001679","490:4900000256","490:4900012235","497:4970001775"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,494,490,490,494,490,490,490,490,490,490,490,490,497,490,490,497],"twin_sims":[0.16338177574229526,0.1156494726080754,0.06383354033736413,0.05758266156007857,0.04445746727775323,0.04092611248896175,0.03282854038176132,0.03066837993446092,0.03029927712401027,0.029675360165850807,0.028452956929120882,0.02768315207563535,0.023167070774970832,0.021846626113420836,0.021838579505153936,0.02030371594063207,0.018731908888989658,0.016664618849646286,0.016017443504585484,0.01576828346488533,0.014744354529528249,0.014719438069490148,0.014392754824084055,0.012790447706426898,0.011625891897794092],"twin_dists":[0.24721673539379604,0.2697635009354998,0.30466442754391854,0.31031762064140345,0.3240737935694485,0.3283532688318268,0.33948987316343054,0.3428550253601194,0.3434501987848222,0.34447053690089297,0.3465241741559177,0.3478566995591606,0.35638767978398356,0.3591544469663482,0.35917174769758703,0.36257790599800765,0.36630715695584737,0.3716529247212477,0.3734462657202936,0.37415371212201726,0.3771683468890106,0.37724397734251536,0.37824616500715624,0.38347327366273776,0.38764959108967534],"n_dims_used":45,"mean_confidence":0.9103542751736111},"coverage":{"mean_confidence":0.9103542751736111,"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}}