{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002135},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002224","480:4800001580","480:4800002178","480:4800002316","480:4800002081","480:4800002040","480:4800002080","480:4800001355","480:4800001305","480:4800001365","480:4800002464","480:4800001412","480:4800002504","480:4800002083","480:4800001809","480:4800001372","480:4800001693","480:4800001925","480:4800001753","480:4800002079","480:4800002139","480:4800001581","480:4800002281","480:4800002187","480:4800001810"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9849312795236551,0.9401125125755395,0.9162441902725575,0.9142575198083888,0.8906972500519695,0.875718322845226,0.8569289650957347,0.8543821449948811,0.8511383575843109,0.8483685535546309,0.8295128366839646,0.7948331890274993,0.7893113812846793,0.7861692256335842,0.756877629484467,0.7483990126603909,0.7450342155884745,0.7408422602592022,0.7323333027612929,0.7178977214534766,0.7056378699274287,0.6969624798667452,0.6851515024932275,0.67844909189087,0.6773613536255465],"twin_dists":[0.02263202759744913,0.04564334105546501,0.05432181625967619,0.05499168505183716,0.06248857907909059,0.06691014323473003,0.07217102044329057,0.07286333968153497,0.07373865347395102,0.07448052682112564,0.0794077498586319,0.08801294398173468,0.08933899420115422,0.0900889450879917,0.0969378319528013,0.09887859201839098,0.09964431355644875,0.10059490441658035,0.10251360077582687,0.10573859926328343,0.10845151237681522,0.11035873170368386,0.11294082759510639,0.11439956935308836,0.11463590566454866],"n_dims_used":42,"mean_confidence":0.9113936651320684},"coverage":{"mean_confidence":0.9113936651320684,"n_dims_used":42,"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}}