{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001864},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001781","489:4890002442","489:4890001861","489:4890002363","489:4890001863","489:4890001862","489:4890001944","489:4890001702","489:4890002118","489:4890002521","489:4890002210","489:4890002128","489:4890002211","477:4770001648","477:4770000266","489:4890002440","489:4890002114","489:4890001951","468:4680000487","489:4890001866","489:4890001777","489:4890003473","477:4770001541","489:4890002119","479:4790001453"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,477,477,489,489,489,468,489,489,489,477,489,479],"twin_sims":[0.8494161340038894,0.7882245137900886,0.7594150074978553,0.7468490460485697,0.722753569631559,0.7224330126715152,0.7073319539650462,0.6978941830629096,0.6819963145092937,0.6727210449565421,0.6617505488390019,0.6402160430438285,0.618678741367074,0.6172500126891939,0.616273986897272,0.5987938797700334,0.5936687725423421,0.5926485820546664,0.5847537748498827,0.5844597480177969,0.5818262543079515,0.5682005277942868,0.5474556916076591,0.5455731363559053,0.5340039236092732],"twin_dists":[0.07420052756420144,0.08959877263231944,0.09635371828834065,0.099231620764768,0.10465771941870276,0.10472919199714761,0.10807792429831613,0.11015435971335875,0.11362808259002363,0.11564293461325428,0.11801676988620852,0.12265400383344384,0.1272729073976428,0.12757894613839194,0.12778799932076884,0.13153122904046186,0.13262897321104847,0.13284752888712517,0.13453949047951133,0.13460253093144595,0.13516726283590866,0.13809278624949983,0.14256335534713405,0.1429703295469318,0.14547706125447493],"n_dims_used":45,"mean_confidence":0.9195268419053819},"coverage":{"mean_confidence":0.9195268419053819,"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}}