{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003580},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003170","489:4890003526","489:4890003400","489:4890002818","489:4890003330","489:4890003451","489:4890002909","489:4890003071","489:4890003469","489:4890003369","489:4890003334","489:4890003399","489:4890003489","489:4890003433","489:4890002904","489:4890002649","489:4890003552","489:4890003487","489:4890003490","489:4890002906","489:4890002401","489:4890003488","489:4890003435","489:4890002747","470:4700008117"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470],"twin_sims":[0.8300239392749633,0.8178330889438935,0.8101015041602343,0.7724073111417336,0.7289638366566247,0.7274370909684047,0.7127313350904291,0.6932290270927873,0.691580805562234,0.6914002893754192,0.6838490930912049,0.6810557701613791,0.6785812267637386,0.6775527570140224,0.6747189487930658,0.6737413621563582,0.6729370156548121,0.6686975708649835,0.6641586744654081,0.657649204907294,0.6575897471651859,0.6561359331801089,0.655571415401384,0.6530513144766085,0.6518723869759009],"twin_dists":[0.0792768032528275,0.08236480065604912,0.08428758678316545,0.09333689391030195,0.10326959955465925,0.1036114788707616,0.10688453141034754,0.11117663449696868,0.11153720162828538,0.11157667289059282,0.11322463610465974,0.11383275906902936,0.1143708525749928,0.11459432670207843,0.11520958488323761,0.11542166828887347,0.11559610650186429,0.11651462655894892,0.11749646465583236,0.11890200654978379,0.11891483188819085,0.11922835809405251,0.11935006555940796,0.11989315586831774,0.12014709270961706],"n_dims_used":45,"mean_confidence":0.9151823255750868},"coverage":{"mean_confidence":0.9151823255750868,"n_dims_used":45,"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}}