{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001520},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001402","480:4800001684","480:4800001467","480:4800001683","480:4800001625","480:4800001682","480:4800002014","480:4800001460","480:4800001740","480:4800001345","480:4800001575","480:4800001798","480:4800002078","470:4700005652","480:4800001734","480:4800002130","480:4800001461","480:4800002022","470:4700004536","480:4800001624","480:4800001630","480:4800001339","470:4700004364","480:4800001280","480:4800001623"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,470,480,480,480,480,470,480,480,480,470,480,480],"twin_sims":[0.6242489596778963,0.3826609408347013,0.3819371756473552,0.377184598912965,0.3574355661366341,0.35241272233618176,0.3353273285784963,0.3312603991080723,0.326618472870075,0.3101506548515921,0.3042732171422319,0.2816347323905616,0.2747697371912057,0.26883119369863573,0.2626292690655444,0.26201708777128574,0.24680877363547196,0.22683132703903963,0.22154891202021085,0.2186393856856024,0.21838647787033375,0.2163109824045452,0.21063289634610285,0.1967703064440522,0.19517659843305457],"twin_dists":[0.12607943600143065,0.18001615488222547,0.1801934582482345,0.18136176371305646,0.1862963547402191,0.18757331924605708,0.19199017575084112,0.19305924521456855,0.1942882862808004,0.19872894099067726,0.20034622458972243,0.20675303100672823,0.20875657224017263,0.21051461604314078,0.21237650747028,0.21256177333930787,0.21725493660279582,0.22371223238847845,0.22548185151830377,0.22646860117096115,0.22655478826091943,0.22726463173406292,0.22923038239922156,0.23418629520056464,0.23477129810352806],"n_dims_used":43,"mean_confidence":0.9216172861498456},"coverage":{"mean_confidence":0.9216172861498456,"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}}