{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008549},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010313","490:4900008548","490:4900010573","490:4900007889","490:4900008440","490:4900010569","490:4900010659","490:4900010824","490:4900010655","490:4900010314","490:4900010568","490:4900010488","490:4900007775","490:4900010128","490:4900011378","490:4900009942","490:4900011308","490:4900010498","490:4900011244","490:4900010239","490:4900010487","490:4900011171","490:4900010581","490:4900009447","490:4900008441"],"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":[0.25871106073753575,0.2404242319405359,0.22474048770419483,0.18727861837443582,0.16882474482577423,0.1311144492376454,0.09728954043907224,0.09716413644179728,0.09150218503575756,0.07870485254961107,0.07626108694607456,0.05732794678904387,0.056282951516830985,0.046543502087808476,0.04211481708367328,0.03360437932754209,0.03294975159552397,0.029602588387767206,0.025307164882230206,0.025241536950990167,0.024097001502146716,0.01742978017774029,0.017113991187463193,0.016456399265845138,0.016125176664170057],"twin_dists":[0.21356700925166444,0.21928031535423076,0.22440935433730255,0.23772054113628716,0.24497055896179204,0.2617984052685644,0.2803643242082858,0.2804419114174178,0.28403003593149256,0.29284035730315,0.29465155180987396,0.31055849881280667,0.3115560699878361,0.3216783084619791,0.3268791798749234,0.3383273461102589,0.33930671396555256,0.34459074116593075,0.3521810917410923,0.3523054326234918,0.35452013982695396,0.3696098776269437,0.3704433362940967,0.3722231293286868,0.373143368369524],"n_dims_used":45,"mean_confidence":0.8872481452094184},"coverage":{"mean_confidence":0.8872481452094184,"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}}