{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002028},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001951","489:4890002948","489:4890002443","489:4890002953","489:4890003601","489:4890001948","489:4890001949","489:4890001956","489:4890002293","489:4890001774","489:4890002440","489:4890002044","489:4890002115","489:4890001861","489:4890002032","468:4680000244","489:4890001863","489:4890002112","489:4890002696","489:4890002114","489:4890001787","472:4720006154","468:4680001375","489:4890002692","489:4890002211"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,468,489,489,489,489,489,472,468,489,489],"twin_sims":[0.8060869231704527,0.782656069334812,0.7538168265361184,0.7168525274235507,0.7147750492570978,0.7048984005562839,0.6944812152940348,0.6541846211616867,0.6427137246712146,0.6365902997830682,0.620962578614288,0.5739291278237568,0.5635253277082678,0.5414511733439246,0.5324781213823038,0.5237409535357115,0.5208500716769122,0.5167208837085769,0.5094922666909437,0.49787061846154196,0.4949862718724361,0.4939116345519413,0.4839779642257284,0.4803686592402517,0.4747708261751839],"twin_dists":[0.08527596757397041,0.09092362997783938,0.097640374800651,0.10597075975492756,0.1064317108353435,0.1086144614537117,0.11090249546953375,0.11964897065350555,0.12211736535174139,0.12343256539126739,0.12678363930752334,0.1368619985806956,0.13909830425402575,0.1438622909425222,0.14580844698029963,0.14770995833476447,0.14834066419644518,0.14924295763313175,0.15082679391769763,0.1533855675975616,0.15402317519217593,0.15426100543328794,0.15646678667644265,0.1572716689713152,0.15852382908474244],"n_dims_used":45,"mean_confidence":0.9195163302951389},"coverage":{"mean_confidence":0.9195163302951389,"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}}