{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006276},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006157","490:4900004970","490:4900007239","490:4900005900","490:4900006151","490:4900005773","490:4900006509","490:4900005763","490:4900007365","490:4900001547","490:4900006760","490:4900006149","490:4900005107","490:4900012566","490:4900007009","490:4900006628","490:4900006399","490:4900005882","490:4900006517","490:4900003309","490:4900002747","490:4900004141","490:4900006870","490:4900006627","494:4940008657"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494],"twin_sims":[0.47681496656872835,0.38435198022692263,0.3093562618998591,0.30346954761838635,0.27920786465908887,0.27529501213676644,0.27183387684283905,0.267041045479985,0.2646062751178047,0.2510443727819549,0.24983308517780065,0.2247524998534592,0.22426533223794012,0.22023784117191114,0.21582959928856724,0.21303366625439799,0.20774345143977738,0.2047938639998197,0.1950752604194388,0.19027571058088677,0.1846773410886244,0.17728396184585754,0.1761167292644407,0.17212591849415618,0.170549256460306],"twin_dists":[0.1580660308414867,0.17960251996273272,0.19894649564435046,0.2005687672844495,0.20745787658329556,0.2086021993118829,0.2096227450519628,0.211049271040482,0.21178003986503177,0.2159298062368536,0.21630729347682076,0.2244053369988792,0.2245683798488677,0.2259254130616654,0.2274299245239964,0.22839491663842235,0.23024452746283927,0.2312897509484272,0.23480860813328225,0.23659133440607757,0.23871093842386712,0.2415806874637145,0.24204146689318465,0.24363352945652544,0.24426978700057192],"n_dims_used":45,"mean_confidence":0.910725572374132},"coverage":{"mean_confidence":0.910725572374132,"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}}