{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003961},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000456","499:4990000339","477:4770003995","499:4990000242","489:4890003191","499:4990002707","499:4990000831","477:4770003985","477:4770003647","477:4770003880","499:4990000963","489:4890003270","489:4890003347","477:4770003910","477:4770003911","477:4770003930","499:4990002466","499:4990002150","477:4770003959","499:4990002997","499:4990000997","477:4770003960","489:4890003031","499:4990003717","477:4770003879"],"twin_admin_codes":[499,499,477,499,489,499,499,477,477,477,499,489,489,477,477,477,499,499,477,499,499,477,489,499,477],"twin_sims":[0.5688914013076889,0.5646499074776007,0.5575196546261132,0.548457074249081,0.5398352343590532,0.5134149834859343,0.5132134977716261,0.5030543916288446,0.4974261996151381,0.49718187522937485,0.49450256941281595,0.49419942783331355,0.49340291003934145,0.4840328020209809,0.4738759578811545,0.46643633243573324,0.4587969718401124,0.45092339089044725,0.4506622174118695,0.4434953220244623,0.44132202648537194,0.4349382059654489,0.42883445300027007,0.4281346813719643,0.4275540710680422],"twin_dists":[0.13794428048928223,0.13885634201556024,0.14039156002227923,0.14234697207416802,0.1442123064273442,0.14996660824482597,0.15001075005753084,0.1522422599187422,0.15348374106031493,0.15353772365906582,0.15413020584537332,0.15419729858517142,0.1543736447919597,0.1564545722726095,0.15872444395805174,0.16039722619498836,0.16212451243676523,0.1639155797239524,0.1639751871832756,0.16561599765459764,0.1661155568213127,0.16758855218169355,0.1690050196018576,0.16916793422173196,0.1693031897553204],"n_dims_used":45,"mean_confidence":0.9261629740397136},"coverage":{"mean_confidence":0.9261629740397136,"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}}