{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007375},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007495","490:4900006031","490:4900001980","490:4900006879","490:4900007617","490:4900007480","490:4900007494","490:4900007734","490:4900012493","490:4900006761","490:4900004825","490:4900001420","490:4900006641","490:4900005230","490:4900007120","490:4900006763","490:4900003044","490:4900007367","494:4940008792","490:4900007608","490:4900007607","490:4900005235","490:4900006992","490:4900000765","494:4940008481"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,494],"twin_sims":[0.4445042931634072,0.3857078054671403,0.3672975497552074,0.3461982880254397,0.329324666349005,0.3284324506652321,0.32091846033962607,0.3138457249611795,0.3121132767220538,0.31172057368243455,0.3096195909433143,0.30362890446629964,0.2862791379750604,0.2804599697442354,0.2771714040775208,0.2619439522266165,0.25834566237729983,0.25645337828295506,0.24752965092599463,0.24435673794536486,0.22969825926020002,0.22957004805903566,0.22770618299825895,0.22287923206473215,0.2220755917667371],"twin_dists":[0.1653843940422457,0.1792715067151678,0.18381557861131426,0.1891664223329784,0.19357060926064906,0.19380686256245208,0.19581077911650838,0.19772116307582335,0.19819281578694278,0.19829993510904081,0.1988743441659027,0.20052461290306678,0.20541430575140537,0.20709376021224424,0.20805221406085836,0.21258392464865683,0.21367860779972933,0.21425814146087904,0.2170283825590841,0.2180287528084332,0.222763236593385,0.22280550856141204,0.22342180517067375,0.22503356683208814,0.2253041592428441],"n_dims_used":45,"mean_confidence":0.9165802849663629},"coverage":{"mean_confidence":0.9165802849663629,"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}}