{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000404},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000439","480:4800000465","480:4800000412","480:4800000500","480:4800000341","480:4800000652","480:4800000477","480:4800000512","480:4800000532","480:4800001150","480:4800000713","480:4800000646","480:4800000800","480:4800000766","480:4800000841","480:4800000405","480:4800000429","480:4800000536","480:4800000676","480:4800000564","480:4800000751","480:4800000728","480:4800000892","480:4800000840","480:4800000583"],"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":[0.8633765850085613,0.7401128917779202,0.5260052881046473,0.5186096758717215,0.5155509500573379,0.5091959332353331,0.48754081219882084,0.4871314342662944,0.4607415279611776,0.4591316816259292,0.4052917841966621,0.3890709371623628,0.3710717949182328,0.36554879380984306,0.33948617344947685,0.3249463588235339,0.3147746734068807,0.31043851900446684,0.29618317379364306,0.28076194326265674,0.27883842647271545,0.2763369802796533,0.2760467771508962,0.26844800380217654,0.2609598572177156],"twin_dists":[0.0703973192319402,0.10075992979712045,0.14721649954340374,0.14883001406414392,0.14949892164960968,0.15089184356826274,0.1556740935861607,0.15576508497469232,0.16168388575992276,0.16204862145580815,0.1745493798585424,0.17845280040540767,0.18287505848245475,0.18425299600367745,0.19090419241526507,0.1947333714433981,0.19746887009984207,0.1986501845543535,0.20260230082328573,0.20700609306222847,0.20756549999248056,0.20829650831601604,0.2083815767140512,0.21062887537699151,0.21288236549523984],"n_dims_used":43,"mean_confidence":0.913943002390307},"coverage":{"mean_confidence":0.913943002390307,"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}}