{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003090},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002916","480:4800002826","480:4800002962","480:4800003092","480:4800003093","480:4800002587","480:4800003091","480:4800003137","480:4800003131","480:4800003132","480:4800002592","480:4800002639","480:4800003720","480:4800002640","494:4940003053","494:4940003752","480:4800003655","480:4800002963","470:4700004060","480:4800002586","480:4800002970","480:4800003178","480:4800003006","480:4800006251","480:4800003648"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,494,494,480,480,470,480,480,480,480,480,480],"twin_sims":[0.7986265341542247,0.7292706009146798,0.5830793599736571,0.5496204365390827,0.4640050997561628,0.43120483371416357,0.4298212240730013,0.3455726803989773,0.34256863773455126,0.3398111715995591,0.3355018213570627,0.33227655664546674,0.3240783514575166,0.3087388568449462,0.3055724596910712,0.30009623939708263,0.29212760895824286,0.2585003347930218,0.2289464723312614,0.22472353776758372,0.22378221072684729,0.21521577606495249,0.211391836676501,0.19555150819632047,0.19383012078492803],"twin_dists":[0.08709570570041036,0.10320085676070011,0.13489852102344127,0.14209567054782873,0.16094585322951263,0.16845397393589726,0.16877547310257268,0.18932763102108802,0.19010388796711877,0.190819629601591,0.19194446525555983,0.1927914611986246,0.19496491975563657,0.19911580137185755,0.1999871730416462,0.20150662320423904,0.20374691646384008,0.21363135621395302,0.22301132767339615,0.2244150233102919,0.22473030152203327,0.2276410541424335,0.2289655771286864,0.23463338278772047,0.23526813880493022],"n_dims_used":43,"mean_confidence":0.9218258525049964},"coverage":{"mean_confidence":0.9218258525049964,"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}}