{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700003943},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003605","470:4700004806","470:4700003767","470:4700003773","470:4700003942","470:4700003948","470:4700002898","470:4700003428","470:4700003768","470:4700003609","470:4700003761","470:4700004110","470:4700003937","470:4700002883","470:4700004116","470:4700003244","470:4700002922","470:4700002415","470:4700002890","470:4700003598","470:4700002385","470:4700003595","470:4700004290","466:4660005487","470:4700002384"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,466,470],"twin_sims":[0.5006684004980038,0.34039135170409346,0.2952960803644377,0.28375834756019763,0.23515602265374652,0.2079339938246709,0.1937354721002372,0.1866151105701653,0.17346936866982074,0.1658636840609114,0.15068365574087805,0.14925650413441308,0.14903057221561078,0.13999736169198776,0.13360771280387942,0.12994327870175765,0.12666031381485954,0.12154683284630491,0.12129071080838606,0.1202645693058275,0.12011199153978933,0.11903239574001626,0.11852672200246996,0.1137022750229934,0.11274127925656655],"twin_dists":[0.15276809427490265,0.19066877761384463,0.20285187294986035,0.20613927144682054,0.22097800025249686,0.23017735567715675,0.23530315360344412,0.23797223894463354,0.24309466800401122,0.24618592125647187,0.2526766568154207,0.2533111200010338,0.2534119710047109,0.2575402701008328,0.2605819066644702,0.26237586071987284,0.26401579291435484,0.2666355572500294,0.266768965371377,0.2673056252125982,0.2673857199021091,0.2679546797369883,0.2682225340729937,0.27082314686080894,0.27135126706634644],"n_dims_used":43,"mean_confidence":0.9108473312023074},"coverage":{"mean_confidence":0.9108473312023074,"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}}