{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010124},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008771","490:4900008772","490:4900011430","490:4900008436","490:4900008657","490:4900010125","490:4900011223","490:4900011560","490:4900010393","490:4900008545","490:4900011495","490:4900010126","490:4900010829","490:4900010026","490:4900008656","490:4900011428","490:4900010027","490:4900011624","490:4900011429","490:4900011561","490:4900010391","490:4900010479","490:4900008884","490:4900008790","490:4900008774"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8871975165562367,0.7981754413953229,0.5415400013698333,0.5378492109941182,0.5365936629875363,0.5315961037193385,0.39659579229536196,0.3927805481068166,0.3876483211838529,0.38746981201950675,0.31079078828371137,0.285381083143884,0.2741162099913209,0.2582341673376521,0.2291723545273595,0.19538512843772224,0.19444190249978188,0.1716965775604638,0.16908010610714794,0.16812779755380405,0.14497009463395247,0.13894448187128036,0.11121963294272885,0.10481217957901542,0.09908534901968465],"twin_dists":[0.06354238325376795,0.08720505681210973,0.14384305626790797,0.14464275466382973,0.14491503897324626,0.14600009976507725,0.17663290025471906,0.17755359846143598,0.17879870609798285,0.1788421524365767,0.19855386446028567,0.20567213950096325,0.20894888995508554,0.21371267999584684,0.22293672965279993,0.23469456503300096,0.23504209947898422,0.24380637366737085,0.2448664670993923,0.24525523003174368,0.25524403199141266,0.2580342206355455,0.2721946399378551,0.2758471310301264,0.27926178024787984],"n_dims_used":44,"mean_confidence":0.8834694082086737},"coverage":{"mean_confidence":0.8834694082086737,"n_dims_used":44,"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}}