{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004256},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004723","489:4890004407","489:4890004257","489:4890004678","489:4890004677","489:4890004457","489:4890004197","489:4890004722","489:4890004761","489:4890004260","489:4890004206","489:4890004350","489:4890004148","489:4890004027","489:4890004207","489:4890004454","489:4890004720","489:4890004406","489:4890004311","489:4890004773","489:4890004259","489:4890004497","489:4890004715","489:4890004364","489:4890004349"],"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":[0.9503520566948545,0.9386574714108961,0.9184153762274413,0.9114910455261775,0.910240612863042,0.8864707016859907,0.8831295876562811,0.8828503382521188,0.8780369166538348,0.8707009000479305,0.8683352842870123,0.8611692607439384,0.8520238766739622,0.8403589778158185,0.837916122438166,0.8372414912632998,0.8304770739180282,0.8289011143611267,0.8274389850139215,0.8189594944040798,0.8163820536307229,0.8158446760931919,0.8146663486860579,0.8142979450200605,0.8084782298845563],"twin_dists":[0.04144717013009804,0.04621219933174436,0.053581847771702204,0.055913495975143855,0.05632610388183935,0.06375956537791057,0.06475082196078474,0.06483315286449327,0.06624022584352997,0.06834329688502401,0.06901148654300358,0.07100802705635613,0.07350040693802969,0.07659867427133281,0.07723706321641424,0.07741276210078067,0.07916059469425847,0.07956429814590166,0.07993770126641044,0.08208245427710635,0.08272766916855305,0.08286181400855715,0.08315550903494089,0.08324720699172217,0.08468803060284455],"n_dims_used":45,"mean_confidence":0.9201959398057725},"coverage":{"mean_confidence":0.9201959398057725,"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}}