{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004534},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000180","480:4800004800","480:4800004285","490:4900000576","490:4900000917","493:4930000178","480:4800004544","480:4800004535","480:4800004630","493:4930006250","480:4800004368","480:4800004050","490:4900000682","480:4800004450","490:4900001880","480:4800004536","496:4960010222","480:4800003888","490:4900000479","480:4800004449","480:4800005475","490:4900001025","490:4900000898","490:4900004183","490:4900004321"],"twin_admin_codes":[493,480,480,490,490,493,480,480,480,493,480,480,490,480,490,480,496,480,490,480,480,490,490,490,490],"twin_sims":[0.5048340199861291,0.4990813571742446,0.45670957341827373,0.450729580858444,0.4365631010184936,0.43062892855643214,0.41604324869450304,0.3906926137415313,0.3762408631097068,0.3711334294754149,0.35760011991457785,0.3541240149334443,0.35067256087871934,0.34206277788790607,0.3409059203913672,0.3342382400893341,0.3333354731396633,0.3287397514885994,0.3274613517945782,0.3246962757410606,0.32349957517519173,0.3212062093259814,0.32009341241548855,0.31643973010501375,0.3096701634529604],"twin_dists":[0.1518505009761619,0.15311823727796592,0.16259825193737074,0.1639598116349592,0.16721282014115355,0.1685877417270695,0.1720007089916299,0.17805921820605192,0.1815946069486135,0.18285973908532288,0.18625467720175398,0.18713720309831666,0.18801792456013894,0.19023496012822896,0.190535100469087,0.1922757678745329,0.19251288456030985,0.19372545132935817,0.1940644058957089,0.1948000479406341,0.1951195049434654,0.19573356064342087,0.1960323990068006,0.19701771218471523,0.19886049145837512],"n_dims_used":43,"mean_confidence":0.9214439392089844},"coverage":{"mean_confidence":0.9214439392089844,"n_dims_used":43,"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}}