{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004945},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004947","490:4900009987","490:4900009381","490:4900011856","490:4900009582","490:4900010530","490:4900008291","490:4900002102","490:4900002720","490:4900007824","490:4900011335","490:4900009377","490:4900008954","490:4900003690","490:4900004391","490:4900006369","490:4900002116","490:4900004655","490:4900009978","490:4900012188","490:4900011202","490:4900009785","490:4900004931","490:4900008714","490:4900012122"],"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":[0.38962342474665695,0.14699894149255574,0.13783021964909173,0.10616439413928276,0.10120747925841118,0.07015269349485666,0.05543868988413243,0.05521000306186938,0.05471274708074518,0.04742298737327423,0.04511394872657335,0.03969166892192106,0.03730990237676517,0.03687200550166409,0.03593692487582482,0.03397393071515779,0.03392986182692736,0.033570375085978835,0.03271187119341918,0.03140419374862206,0.03044923609486439,0.028796457881030295,0.028759752768778554,0.028613702918811157,0.02825866685746787],"twin_dists":[0.17831862491674008,0.2543239532211047,0.25856002172767434,0.2750621757878129,0.2779788951512702,0.29939272780282417,0.3123732548222634,0.3125963777696516,0.3130841874462198,0.32069522973400383,0.32330994601727775,0.32992281448190747,0.3330715487613381,0.3336689000051782,0.3349649078756639,0.33778163497187147,0.3378464443892206,0.33837781633474023,0.339666715089578,0.34168661246385956,0.34320764671940257,0.34593955538172694,0.34600173855149075,0.3462498431257037,0.346857535721627],"n_dims_used":45,"mean_confidence":0.9249137030707465},"coverage":{"mean_confidence":0.9249137030707465,"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}}