{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010801},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011805","490:4900012188","490:4900012189","490:4900009785","490:4900011271","490:4900010788","490:4900011868","490:4900012202","490:4900008279","490:4900011409","490:4900011111","490:4900011660","490:4900011034","490:4900011272","490:4900011541","490:4900011273","490:4900011724","490:4900007953","490:4900008727","490:4900011920","490:4900012190","490:4900011870","490:4900011186","490:4900011789","490:4900010709"],"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":[0.38593613029015,0.37049275015265315,0.351754791884465,0.3445205025390556,0.29666147658172437,0.29456556114828497,0.28876246262419025,0.275154871097256,0.26477843783695637,0.2489866090792082,0.24632463147586342,0.246197198977633,0.24224082514440207,0.235945499765662,0.23487251923045974,0.23445890825028318,0.23188699406572677,0.22940258876836778,0.22588174455082932,0.22237711708667807,0.21429801710162025,0.2103463893303886,0.20580401012072186,0.1904049147145157,0.1899870158813323],"twin_dists":[0.1792158176311929,0.18301904291729343,0.1877412833007536,0.18959910873830335,0.20246791932809513,0.20305772731088267,0.20470385231335522,0.20864336766674546,0.21172822987352563,0.2165717855199527,0.21740732937295787,0.21744747314103327,0.2187005310662419,0.22072202044595343,0.2210700605392166,0.22120450046340975,0.22204398583778062,0.22286074433062833,0.22402830841968355,0.22520255666894118,0.22795748406301233,0.22933051725209225,0.23093064139251185,0.2365429351229577,0.23669956116911642],"n_dims_used":45,"mean_confidence":0.9146017286512587},"coverage":{"mean_confidence":0.9146017286512587,"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}}