{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010460},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010101","490:4900002272","490:4900010100","490:4900010371","490:4900009611","490:4900009400","490:4900010288","466:4660004226","490:4900009614","490:4900009807","490:4900010375","466:4660003963","490:4900005243","490:4900005379","466:4660004225","490:4900004695","490:4900008087","490:4900010461","490:4900010199","490:4900009192","490:4900004694","490:4900010001","466:4660004391","490:4900010102","490:4900005504"],"twin_admin_codes":[490,490,490,490,490,490,490,466,490,490,490,466,490,490,466,490,490,490,490,490,490,490,466,490,490],"twin_sims":[0.3518064191717256,0.31938378536092615,0.3082969784917761,0.2989242767728385,0.2957385923166473,0.2677641796208468,0.26609765145205244,0.25490019774719097,0.24270844434527286,0.238322658391495,0.23574594938390553,0.23139251298070143,0.22824313974831537,0.22612380460280315,0.20668667055032913,0.20626836228887233,0.20531616984448495,0.20118746785351727,0.19244443033891,0.1894051461170513,0.18809279306376336,0.18118477888789986,0.18099256381655085,0.18029174803886788,0.17748764309786527],"twin_dists":[0.1877280973765173,0.19622327166974862,0.19923709336147244,0.20183389490274142,0.2027273228324666,0.21083302913111074,0.21133192591325128,0.21473584499770582,0.21855174174296552,0.21995461391327942,0.22078666962480026,0.22220608730070399,0.22324391662248405,0.22394765322007748,0.23061783866049915,0.2307659673440943,0.23110391893639787,0.2325818288788157,0.23578196066009224,0.2369180441550889,0.2374125420009118,0.24005625099117175,0.24013082086705417,0.24040317807602052,0.24150050307798013],"n_dims_used":45,"mean_confidence":0.9196873135036893},"coverage":{"mean_confidence":0.9196873135036893,"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}}