{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001678},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001964","480:4800001286","480:4800001791","480:4800002017","480:4800001408","480:4800001686","480:4800002024","480:4800001622","480:4800001633","480:4800001623","480:4800002066","480:4800001340","480:4800002127","480:4800001458","470:4700004546","480:4800001575","480:4800002063","480:4800001398","480:4800001847","480:4800001463","470:4700004702","480:4800002540","470:4700005053","480:4800001967","470:4700006631"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,470,480,480,480,480,480,470,480,470,480,470],"twin_sims":[0.6583629537020182,0.5456148288714688,0.5246843280654652,0.4400137136006099,0.4047086096888065,0.37010959288141276,0.36591886494838405,0.3613577483746897,0.3601017930917261,0.3384404555195641,0.33071057251797065,0.2917173009143162,0.27150375614647343,0.2713854136428522,0.2558245719868755,0.24859008552683864,0.22818222830924526,0.22548640654919264,0.21683122018662884,0.20972113185879362,0.2063977361690704,0.19051165253607746,0.18543392263142125,0.18523452007955704,0.17011896382156688],"twin_dists":[0.11874802973643651,0.14296131375260843,0.14750431382813511,0.16641674948866797,0.17468847109024832,0.18311437966598548,0.1841603423686174,0.18530561924876285,0.18562227022366598,0.1911765783687758,0.19320432630968354,0.20386324206055845,0.20972050051810498,0.20975556198504677,0.2144513187436607,0.21669588228247,0.22326408205440926,0.22416015982638252,0.22708627566930767,0.2295493683698087,0.23072013238107536,0.23650296892072856,0.23842187546549357,0.23849797945446255,0.24444416250377587],"n_dims_used":43,"mean_confidence":0.9199316335278888},"coverage":{"mean_confidence":0.9199316335278888,"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}}