{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001579},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001519","491:4910001017","491:4910000713","492:4920006917","492:4920004761","491:4910000789","491:4910001770","491:4910001642","491:4910001708","492:4920006752","492:4920006269","492:4920005580","492:4920006649","491:4910000956","491:4910000729","492:4920004710","492:4920006653","492:4920006350","491:4910001520","492:4920006510","491:4910001147","492:4920005736","492:4920005458","491:4910000959","492:4920007032"],"twin_admin_codes":[491,491,491,492,492,491,491,491,491,492,492,492,492,491,491,492,492,492,491,492,491,492,492,491,492],"twin_sims":[0.5252225503822598,0.475089619078834,0.3440568181204742,0.3294922514415778,0.3272437700254514,0.31114888610132807,0.30179231027969994,0.2877197724729811,0.2727821238024247,0.2697474883721494,0.24922158471782965,0.23781673851744198,0.23063647978444712,0.22882057587784643,0.22359813261201628,0.21230136945867056,0.21174015531729823,0.21073882549083658,0.2104239629370117,0.20908127015493314,0.20281722202322816,0.2022107722876308,0.19321305214726953,0.19115551140705436,0.18466785826115303],"twin_dists":[0.14738702500604625,0.15845239099050995,0.18971888592029792,0.19352627304098496,0.19412216812605637,0.19845601468557494,0.20103431368675068,0.20500170782587387,0.20934235581661084,0.21024180411570026,0.21649830681455903,0.220117517858628,0.22245437270769325,0.223052926323838,0.22479205787902767,0.22864907598404707,0.2288442596107944,0.22919338334289768,0.22930339596003724,0.22977379099198164,0.2319959777455609,0.23221360018834486,0.2354966345706537,0.2362622177027681,0.2387145667595341],"n_dims_used":44,"mean_confidence":0.896588845686479},"coverage":{"mean_confidence":0.896588845686479,"n_dims_used":44,"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}}