{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003757},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960002948","496:4960002942","496:4960002257","496:4960002801","496:4960003218","499:4990003854","496:4960004166","496:4960004194","496:4960002000","496:4960001614","496:4960000864","496:4960004779","496:4960004025","496:4960011707","496:4960001745","488:4880000125","496:4960003872","499:4990003886","467:4670000490","496:4960011263","496:4960003621","496:4960003192","472:4720005457","472:4720002633","472:4720005898"],"twin_admin_codes":[496,496,496,496,496,499,496,496,496,496,496,496,496,496,496,488,496,499,467,496,496,496,472,472,472],"twin_sims":[0.5170666456064443,0.5007979852106471,0.3941543969691282,0.3671586166723027,0.311516856501726,0.30093782925513385,0.2897026681266541,0.28645072405086835,0.28565844911008526,0.2718791782234199,0.26858125878202077,0.2642591337788513,0.24531823057922275,0.2375838577313971,0.22591429862673637,0.22283055427019757,0.21959887044481471,0.21421175305543932,0.21042740202187996,0.2102951771560131,0.2095527159216537,0.1978561181953726,0.19704017135067062,0.1954965578588356,0.19406650552062615],"twin_dists":[0.14916733709864846,0.15273951816923836,0.17722158551558492,0.18385029177234063,0.19835553428834976,0.20127206918299959,0.20443582313628922,0.20536509825715857,0.20559245508565754,0.2096093360994682,0.21058913003280802,0.21188457125591417,0.21772473051448923,0.22019258035585887,0.22401745795706496,0.22504993851450444,0.22614223042175682,0.2279872736552782,0.22930219374406657,0.22934842578099437,0.22960839271659786,0.23378960299449322,0.23408756114298726,0.23465358548766851,0.23518074136228032],"n_dims_used":45,"mean_confidence":0.934816402859158},"coverage":{"mean_confidence":0.934816402859158,"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}}