{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002178},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002224","480:4800002135","480:4800002464","480:4800002316","480:4800002504","480:4800001580","480:4800001693","480:4800001365","480:4800001430","480:4800002040","480:4800002187","480:4800002281","480:4800002284","480:4800002081","480:4800001311","480:4800001305","480:4800001977","480:4800002080","480:4800001934","480:4800001868","480:4800001372","480:4800002139","480:4800001355","480:4800001809","480:4800001753"],"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":[0.9375599035563574,0.9162441902725575,0.877507865253438,0.8572071741178894,0.8318981094445886,0.7824014944872973,0.7786486817969002,0.7736027208018824,0.7723480966439462,0.7674912697022048,0.7433500141106264,0.7343611479953136,0.7310372041031611,0.7180343082055648,0.7107647483754396,0.7082432425639312,0.6990611523688379,0.6989832268471498,0.6980350769134582,0.6947589871770328,0.6856169156550065,0.6776629404125546,0.6775241197468297,0.6760588584610059,0.6717789374667098],"twin_dists":[0.04663728499953434,0.05432181625967619,0.06639352494220246,0.07209511565282033,0.07879546480356063,0.09098396118858709,0.09187099832461468,0.09305700833082535,0.09335074744003213,0.0944836983606818,0.10002667306030204,0.10205760732207558,0.10280464836622534,0.10570824769288141,0.10731967919895859,0.10787679838463973,0.10989823103348595,0.10991533953386921,0.11012344497514799,0.11084165865718831,0.1128393672283735,0.11457038981490025,0.114600547848448,0.11491876150616537,0.11584716247634472],"n_dims_used":42,"mean_confidence":0.911409196399507},"coverage":{"mean_confidence":0.911409196399507,"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}}