{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004078},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004355","489:4890004350","489:4890004673","489:4890004715","489:4890004722","489:4890004195","489:4890004497","489:4890004249","489:4890004364","489:4890004761","489:4890004314","489:4890004346","489:4890004457","489:4890004154","489:4890004356","489:4890004191","489:4890003887","489:4890004192","489:4890004587","489:4890004295","489:4890004678","489:4890004077","489:4890004032","489:4890004854","489:4890004510"],"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":[0.9498253921506842,0.9494745210650355,0.9459111042502507,0.9359124243018759,0.9288511689821005,0.9286062338487296,0.9276387528727926,0.9256109895020841,0.9239707259320439,0.9207011886192482,0.9201290550721491,0.9179683643866801,0.9109284703510854,0.8998457710217056,0.896110554164715,0.8944803153387137,0.8943652914364469,0.8943091768946972,0.8932298721515588,0.8906854962712356,0.890130693941189,0.885610343627318,0.8821713231502524,0.8785463377071099,0.8740252869788702],"twin_dists":[0.041672151019591486,0.04182143342170808,0.043311412215592676,0.047269093370470354,0.04989843334546183,0.04998750418741467,0.05033801663077735,0.0510660242432463,0.051648550947448746,0.05279353584975683,0.052991764328144446,0.05373488455902669,0.056099435510171054,0.05966652073952764,0.06083104910437666,0.06133387327589576,0.06136922962207399,0.06138647251462084,0.0617173937153578,0.0624921410060051,0.06266009420031901,0.06401592864620269,0.06503301984765343,0.06609236641375818,0.06739621789243748],"n_dims_used":45,"mean_confidence":0.9198827955457899},"coverage":{"mean_confidence":0.9198827955457899,"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}}