{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003324},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002253","489:4890002752","489:4890003525","489:4890002744","489:4890003586","489:4890002426","489:4890002836","489:4890003516","489:4890002660","489:4890002998","489:4890002742","489:4890002833","489:4890002751","489:4890002840","489:4890002665","489:4890001991","489:4890002653","489:4890002656","489:4890003174","489:4890002179","489:4890001995","489:4890002166","489:4890002333","489:4890003401","489:4890001835"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7738372563059429,0.773176210807098,0.7670649526461472,0.765600978656611,0.7510596668907764,0.7375621990929908,0.7217502811638058,0.7165910463790208,0.7078630071734722,0.7063671554868892,0.7004365820765466,0.6947634370333816,0.6911948988186917,0.6854779984538305,0.6837792248813708,0.6605822868881814,0.6539921096046754,0.6529745338135141,0.6447535037610694,0.6363436370471859,0.6315073362678643,0.6308924020502853,0.6224947908707277,0.6218464165038156,0.6140614021644197],"twin_dists":[0.09300204770656408,0.0931569154665064,0.09458283699513889,0.09492290931891656,0.09827134494113896,0.10133620415231115,0.10488135960174638,0.10602881377653962,0.10796073228929874,0.108290734783933,0.1095961310827139,0.11084068398850369,0.11162157867940393,0.11286965360183138,0.11323985626042304,0.11826904220648776,0.11969045495949711,0.11990969655082119,0.1216789074133395,0.12348551374704626,0.1245232520652236,0.12465514729538778,0.12645534347139864,0.12659427102762585,0.1282618701644057],"n_dims_used":45,"mean_confidence":0.9178359137641059},"coverage":{"mean_confidence":0.9178359137641059,"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}}