{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009582},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009381","490:4900010530","490:4900009987","490:4900004945","490:4900004107","490:4900007824","490:4900004947","490:4900006369","490:4900002102","490:4900004655","490:4900010950","490:4900008291","490:4900009769","490:4900009471","490:4900008951","490:4900005743","490:4900002116","490:4900009977","490:4900011109","490:4900011335","490:4900004238","490:4900009668","490:4900011856","490:4900012203","490:4900011998"],"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":[0.2890233899240795,0.18755323513808125,0.10413588626989449,0.10120747925841118,0.09601572945029786,0.06498115705776242,0.05661585190794096,0.04117216342038512,0.04020759730262873,0.03056814279235923,0.026747738760219224,0.026434420332997418,0.024125608290119758,0.021089160531520004,0.02069657400947513,0.02043364344569205,0.020154466980533723,0.019697115733771538,0.01938654560054989,0.016363798754990538,0.01600353979846896,0.015737812806748745,0.015522251877708088,0.014105104984547446,0.013496527093538699],"twin_dists":[0.2046294162689637,0.23761654993109993,0.2762426763098844,0.2779788951512702,0.2811561136367296,0.30367632113598253,0.311236629179739,0.32804521090109734,0.3292618878875264,0.34301604681250164,0.34951950495175055,0.3500876751145965,0.3544636864672548,0.3608078794039791,0.3616852722165278,0.36228103766150904,0.3629209721321171,0.3639862234408869,0.36472196894965603,0.3724787515301936,0.3734854870852939,0.3742409016656961,0.37486198985161023,0.3791453600056639,0.3811024208224185],"n_dims_used":45,"mean_confidence":0.9233798556857639},"coverage":{"mean_confidence":0.9233798556857639,"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}}