{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001622},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001398","480:4800002017","480:4800001616","480:4800001340","480:4800001678","480:4800001670","470:4700004375","480:4800002066","480:4800001458","480:4800002050","470:4700005657","480:4800001633","480:4800001623","480:4800001286","480:4800001575","470:4700005053","480:4800002024","480:4800002063","470:4700005218","470:4700003509","469:4690004301","480:4800001677","496:4960011012","470:4700004546","496:4960008213"],"twin_admin_codes":[480,480,480,480,480,480,470,480,480,480,470,480,480,480,480,470,480,480,470,470,469,480,496,470,496],"twin_sims":[0.6032450543679374,0.5643139526076331,0.41037615052654647,0.3645289309546079,0.3613577483746897,0.35909062378876294,0.34204868862934096,0.32982450876905683,0.2882174428763479,0.2836906718165373,0.26733730902741265,0.26313496736795083,0.24847939823691514,0.24497334405584595,0.23768465198618619,0.23491495549710445,0.23449575406763729,0.23153708251132393,0.23079563898446728,0.2132231036115387,0.208433325003102,0.2049967997148083,0.20289768752576115,0.1938634289420671,0.19114396509030376],"twin_dists":[0.13057803043043897,0.13892861897393854,0.17334046699519337,0.18450858077846208,0.18530561924876285,0.18587761563767624,0.19023861224333558,0.19343840785268007,0.2048594626038886,0.20615878797584797,0.21096063416389316,0.2122236706125749,0.216730545825806,0.21783369453785006,0.2201600863093376,0.22105627584822063,0.22119251781462215,0.2221586707548458,0.22240205945152308,0.2283292646260211,0.23000152556286604,0.23121750964210858,0.2319671365675895,0.23525581944987356,0.23626653010450602],"n_dims_used":43,"mean_confidence":0.9216923381006995},"coverage":{"mean_confidence":0.9216923381006995,"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}}