{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002353},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001955","480:4800002305","480:4800002433","480:4800001668","480:4800002261","480:4800001688","480:4800001730","480:4800002355","480:4800002529","480:4800001893","480:4800002388","480:4800002307","480:4800001612","470:4700005937","480:4800001685","480:4800002338","480:4800002256","480:4800001837","480:4800002209","480:4800001957","480:4800002247","480:4800001451","480:4800001786","480:4800001614","480:4800001564"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,470,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.721242698008811,0.6086347119528759,0.515572556083887,0.48291493423574877,0.4787749790515594,0.46745124148254313,0.4361905310573356,0.41175872761086557,0.3897100019826241,0.38815545116158817,0.38577195624789223,0.37436869621296326,0.3696903329893802,0.3663092525851811,0.3390808589695252,0.33875423997807114,0.337589894344932,0.33493578205357327,0.33143489838795037,0.3292484137166455,0.31489868744863037,0.30669478298884034,0.3019157771397694,0.3016893820646408,0.2995674054242672],"twin_dists":[0.10499444025794778,0.12942395145712898,0.14949419328765873,0.1567036480534974,0.1576276721327019,0.16016849610565362,0.1672989219974245,0.17301287370842183,0.17829760712953086,0.17867533011154438,0.17925585857298212,0.18205736406823494,0.18321875564494508,0.18406265318690923,0.19100971407803663,0.19109479710501798,0.19139846474521088,0.19209279308760283,0.1930132281823853,0.19359078672110083,0.19743522114357834,0.19967772401690356,0.20099999205034155,0.20106293219098048,0.20165420782076976],"n_dims_used":43,"mean_confidence":0.9204237294751544},"coverage":{"mean_confidence":0.9204237294751544,"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}}