{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005751},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005602","480:4800005750","480:4800005747","480:4800005755","480:4800005757","480:4800005816","480:4800005809","480:4800005270","480:4800004837","480:4800005180","480:4800005674","480:4800004994","480:4800005088","480:4800005172","480:4800004738","480:4800005258","480:4800005746","480:4800005814","480:4800004225","480:4800005425","480:4800004485","480:4800005683","480:4800005090","480:4800004311","480:4800005677"],"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":[0.5784827986314192,0.5048688359533682,0.4794409499281645,0.47459011372814497,0.4483371916881361,0.4270752795414916,0.4188063317352848,0.4095338414497504,0.4038165464964848,0.3821681638409828,0.37715565184878574,0.3740601708096042,0.3664946464187253,0.36235765478682824,0.344106707581648,0.33762997235162157,0.3370310135439896,0.31359455782201384,0.2916899847234822,0.2865574717062225,0.2786912497390049,0.27508706007232137,0.2679187807843192,0.2657065036321204,0.26265406680973985],"twin_dists":[0.1358845259499688,0.15184284047303634,0.15747885867741954,0.15856433182148053,0.16450639686459073,0.16941478306021399,0.17135034484910674,0.17354028422647264,0.17490140807105453,0.1801368547273826,0.18136890145189707,0.18213373336326844,0.18401627922022787,0.18505392345483804,0.18970599455124537,0.19138800281039792,0.1915444245141629,0.19778945038277493,0.20387098986764876,0.20533449406445423,0.2076083991558275,0.20866329269727077,0.2107868451308329,0.21144930243978047,0.212369008572505],"n_dims_used":43,"mean_confidence":0.9178273400595022},"coverage":{"mean_confidence":0.9178273400595022,"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}}