{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006445},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007301","490:4900007655","490:4900007541","490:4900006683","490:4900007536","490:4900006563","490:4900006932","490:4900006684","490:4900005698","490:4900007660","490:4900006933","490:4900006806","490:4900006682","490:4900007175","490:4900007180","490:4900006685","490:4900007299","490:4900006809","490:4900007300","491:4910002615","490:4900007407","490:4900007645","490:4900006444","490:4900007305","490:4900005700"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490],"twin_sims":[0.654947405005208,0.5052538950110756,0.4059146601784536,0.34343667315831167,0.3090926448242312,0.24336824008679125,0.23183381441057055,0.20789330930850322,0.1999331625519183,0.19682261537029141,0.18312897117743218,0.17953645858047154,0.16037651041442924,0.15287438550688554,0.14104332919823961,0.11074218426711378,0.10929103105139328,0.09655493228211066,0.09548824723838571,0.08706206840775918,0.07892717612607562,0.07477241656358186,0.06314075291839469,0.05818711147716542,0.05006025392104199],"twin_dists":[0.11948457691788651,0.1517581259725468,0.17440091817265807,0.1898792135607397,0.1990187613524707,0.21834211980785226,0.22206140834165314,0.23019169463935313,0.23303494419373633,0.234167149886609,0.23930512563820944,0.24069754603035975,0.24848020804288193,0.25171127836290236,0.25705229780290195,0.2724611015729513,0.27327647236071523,0.28081994821182843,0.28148641186945184,0.2869687806596462,0.29267783662254415,0.29577791636301765,0.3052679792368944,0.3097495032753706,0.31783595674685977],"n_dims_used":45,"mean_confidence":0.9014665391710069},"coverage":{"mean_confidence":0.9014665391710069,"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}}