{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008438},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010229","490:4900007773","490:4900008891","490:4900007999","490:4900008659","490:4900010750","490:4900010131","490:4900010982","490:4900010483","490:4900008453","490:4900011220","490:4900010906","490:4900011221","490:4900010742","490:4900010225","490:4900008004","490:4900007998","490:4900008005","490:4900011063","490:4900010916","490:4900008228","490:4900009730","490:4900011623","490:4900010309","490:4900010037"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5807096915772316,0.4517792059835595,0.3918961025713946,0.3284739806180455,0.31801707482070435,0.29362967646057775,0.26275026360473036,0.253349709276313,0.24344852855750093,0.2391469294372071,0.2172613527423042,0.21047237090455742,0.20730640658365462,0.20635935757424728,0.20062483558846883,0.194994753298791,0.18230249908493404,0.17959640258142087,0.15973992700194753,0.15484875170647044,0.14689080510904387,0.1445003245185688,0.14238936983542586,0.13889057535905777,0.13634678014060034],"twin_dists":[0.13540675894243004,0.16372034748060382,0.17776762473172006,0.19379585784765746,0.19659155696069563,0.20332189333958003,0.21233992262275836,0.2152145653555053,0.21831663665434434,0.21968968399828903,0.2269390282381164,0.2292864750025913,0.2303987574573008,0.23073372721560137,0.2327848373210414,0.2348382583580132,0.23962373582897523,0.24067415131763714,0.2487500429033597,0.250849903371008,0.25437275505949847,0.25545843027718945,0.25642828263785666,0.2580595855400496,0.25926498699736206],"n_dims_used":45,"mean_confidence":0.8871183607313368},"coverage":{"mean_confidence":0.8871183607313368,"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}}