{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004344},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002881","493:4930001170","480:4800004105","480:4800004102","480:4800005033","493:4930001556","480:4800004183","480:4800005034","480:4800004346","480:4800005830","480:4800004690","493:4930003424","480:4800004860","493:4930001169","493:4930003426","493:4930000550","480:4800004261","480:4800004582","493:4930001429","493:4930000608","480:4800004343","480:4800004104","496:4960007077","480:4800004160","493:4930003753"],"twin_admin_codes":[493,493,480,480,480,493,480,480,480,480,480,493,480,493,493,493,480,480,493,493,480,480,496,480,493],"twin_sims":[0.6213976842248229,0.4785022711127868,0.46464136699936187,0.45349588732663637,0.4454690457038949,0.4290988028325152,0.41468049103895566,0.3934277915050444,0.37394329019754674,0.3652118433630898,0.36443466710585987,0.3378930767104531,0.31956152089924583,0.3078647756785813,0.29560893557493867,0.28710379104564815,0.2798053913351749,0.27905642520346663,0.2698905081787067,0.2691565192518565,0.26510752436514606,0.2607660163607873,0.2606489002003301,0.2592491196069035,0.25912950839542],"twin_dists":[0.12669041668451894,0.15768862881409515,0.16080217829514065,0.16332914297979442,0.16516312896131236,0.1689435043679209,0.1723221521773559,0.1773971145432044,0.1821626729063526,0.1843373983640152,0.18453222214768147,0.19131933886041821,0.1961754427349568,0.1993558262481429,0.20276380483359038,0.20517797310051952,0.207283990364818,0.20750198290061286,0.21019927403393157,0.21041768981823328,0.21162925426343923,0.21294123371781998,0.21297681446157787,0.21340285806198864,0.21343933053020603],"n_dims_used":43,"mean_confidence":0.9202368093091388},"coverage":{"mean_confidence":0.9202368093091388,"n_dims_used":43,"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}}