{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880004039},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880003964","496:4960011200","488:4880002814","488:4880004035","488:4880003332","488:4880003963","488:4880003445","488:4880003043","488:4880003624","488:4880004113","488:4880004109","496:4960010667","488:4880002874","488:4880003086","488:4880003100","488:4880003049","488:4880003446","488:4880004034","488:4880003087","488:4880003005","488:4880003181","488:4880002964","488:4880002972","488:4880002831","488:4880003697"],"twin_admin_codes":[488,496,488,488,488,488,488,488,488,488,488,496,488,488,488,488,488,488,488,488,488,488,488,488,488],"twin_sims":[0.8737962807644595,0.8163909787381289,0.8087619088092778,0.8075779145990161,0.8045132811069987,0.7887051359834554,0.7772515799691907,0.768523430223751,0.7563179893580909,0.7407021324059799,0.7277371051127453,0.7210072631024513,0.7158804150040701,0.7137893981294666,0.698237700210865,0.6980410701572262,0.6938740135312842,0.688462187535565,0.6883104562277782,0.6832964591240602,0.6815942479062539,0.6793879119894237,0.6760305829475113,0.6735706161311823,0.6721122535606122],"twin_dists":[0.06746176917397853,0.08272544011561386,0.0846181289427473,0.08490965929055733,0.08566161325713269,0.0894839452347211,0.09220012905610635,0.09424346949076869,0.09706645244084702,0.10062661783475683,0.10354433021567053,0.1050468767067692,0.10618653470600321,0.10665017720992195,0.11007898136777754,0.11012212989165139,0.11103545166217892,0.1122186040595839,0.1122517295034575,0.11334500902689831,0.11371558879327669,0.1141955010135345,0.11492490026017625,0.11545870250069626,0.11577491546012858],"n_dims_used":45,"mean_confidence":0.9197931925455729},"coverage":{"mean_confidence":0.9197931925455729,"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}}