{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013195},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012928","490:4900012727","490:4900012373","490:4900013123","490:4900012794","490:4900013080","490:4900013055","490:4900012664","490:4900012663","490:4900013152","490:4900000984","490:4900012449","490:4900012521","497:4970001862","490:4900013053","490:4900012460","490:4900012441","490:4900012800","490:4900013118","490:4900000530","497:4970001861","490:4900012927","490:4900012795","490:4900012922","490:4900012929"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490,490,490,497,490,490,490,490],"twin_sims":[0.4707337229361804,0.2975062793416279,0.2667982547971957,0.26619193474938824,0.2647016084454056,0.23086433529723277,0.1946605457778825,0.19375988416896536,0.1897946214772529,0.1708460109650806,0.16889560353822453,0.16495315168013786,0.1626682055489822,0.14748025463928385,0.14614533779124733,0.1369873430695655,0.1346271988233294,0.12665810389618717,0.12253973894859774,0.11875187912418492,0.11690801147370138,0.11504019352650698,0.11433941262471387,0.11152003444076447,0.10943365750402721],"twin_dists":[0.15942988011788803,0.20223087896405026,0.2111219553312901,0.2113036492323937,0.21175134801998516,0.22237948734297516,0.23496143566151714,0.23529412134495725,0.2367717504182893,0.2441497114397969,0.24494166377919185,0.24656279082819005,0.2475151987057084,0.2541070584194693,0.25470990860539944,0.2589598757748281,0.2600894000106612,0.2640169076102185,0.26612039259061837,0.26810316101357123,0.26908588932469857,0.27009358002942985,0.2704748966834233,0.2720274399211748,0.27319596385651806],"n_dims_used":45,"mean_confidence":0.9127495659722222},"coverage":{"mean_confidence":0.9127495659722222,"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}}