{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002765},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002563","480:4800003119","480:4800002946","480:4800004661","480:4800003120","480:4800003569","492:4920000625","480:4800003026","480:4800002708","480:4800002991","480:4800003153","480:4800003570","480:4800003152","480:4800003159","480:4800003038","480:4800003772","480:4800003701","492:4920000809","492:4920003687","480:4800002760","480:4800003387","480:4800003635","480:4800003507","480:4800003123","480:4800002758"],"twin_admin_codes":[480,480,480,480,480,480,492,480,480,480,480,480,480,480,480,480,480,492,492,480,480,480,480,480,480],"twin_sims":[0.05878770027046916,0.055277499010559734,0.05226699242817353,0.037537329438508966,0.03479423994902784,0.03387188793070685,0.02863503936773958,0.02658287598806329,0.025687108706966513,0.024956756542207536,0.024512996326745442,0.02372387807276972,0.023705598915282775,0.02355648981690853,0.023181647505753366,0.0221824237464787,0.021656102475982136,0.021264577842401697,0.02034843702719177,0.02015303372319147,0.019952155311429555,0.019839472222508633,0.019673455848271054,0.01950462388379056,0.01942638028048705],"twin_dists":[0.309189812307076,0.31253044456955636,0.3155383581271557,0.33276364948499326,0.33658814076658633,0.33793181240007686,0.3462135297111593,0.34981774668382254,0.3514666638614707,0.35284824497737277,0.35370485499611476,0.35526183677217626,0.35529843117163307,0.35559786034322227,0.356357908637189,0.3584373515360757,0.35956558066947597,0.36042042722926804,0.36247553742838085,0.3629242773641261,0.36338956305181414,0.36365235764919207,0.3640419164249739,0.3644410355209496,0.3646270271639858],"n_dims_used":43,"mean_confidence":0.9131443112395531},"coverage":{"mean_confidence":0.9131443112395531,"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}}