{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002680},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003021","489:4890002765","489:4890003101","489:4890003258","489:4890003098","489:4890001852","489:4890002271","489:4890003181","489:4890002596","489:4890003182","489:4890002681","489:4890002189","489:4890001755","489:4890002856","489:4890002588","489:4890003180","489:4890003020","489:4890001839","489:4890002016","489:4890003019","489:4890002925","489:4890002923","489:4890002749","489:4890003078","489:4890003253"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8682974687909397,0.7824767954267379,0.7795165843891665,0.7472257569881836,0.6937751568594417,0.6698208603838792,0.6610926592848273,0.6524968361423147,0.650904056109012,0.6413031737311193,0.6352023065388841,0.626614560392456,0.6033659738716727,0.6006545544023625,0.5993072558084155,0.5946562429220879,0.5828169704197349,0.5825887309450154,0.582496675425543,0.5822652821314127,0.5661397829422542,0.5605691208436835,0.5567375121902066,0.5450870693662676,0.5235521238135833],"twin_dists":[0.06902213004708432,0.09096611788501921,0.09166624026668962,0.09914586739473719,0.11105709379247983,0.11627139594468196,0.11815884476168137,0.12001259832634448,0.12035560981212565,0.12242046110119373,0.12373048244918831,0.12557239904445994,0.13055213758955053,0.1311327583760595,0.13142128479638762,0.13241744188748386,0.13495478967998267,0.13500373647516947,0.135023478523826,0.13507310371486977,0.13853587614114687,0.13973465505471883,0.1405601285608888,0.1430754479685537,0.14775113105058615],"n_dims_used":45,"mean_confidence":0.9178906758626302},"coverage":{"mean_confidence":0.9178906758626302,"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}}