{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008239},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008130","490:4900008240","490:4900008241","490:4900008703","490:4900008021","490:4900008132","490:4900008018","490:4900009032","490:4900008800","490:4900008017","490:4900010158","490:4900009352","490:4900009133","490:4900008024","490:4900008578","490:4900007910","490:4900009238","490:4900008674","490:4900007903","490:4900008020","490:4900009322","490:4900007911","490:4900009855","490:4900008459","490:4900009242"],"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":[0.45708530914239026,0.4391665826130848,0.41084391073498977,0.3716109520968931,0.32433365327034785,0.25316227605561636,0.20712757807502488,0.19995736192443353,0.19939022091044348,0.1885023412498397,0.18699746520826202,0.1808778160408432,0.16885793283648984,0.16460427378834588,0.15929647703426728,0.13557907479113213,0.13550309904050936,0.12560183714975418,0.12280771996312885,0.11873706164686262,0.11728999597265334,0.11523070413188531,0.11069156724523485,0.10894363853480471,0.10892901040768331],"twin_dists":[0.16251292039784418,0.16661195800833903,0.17322958004738334,0.18274109252742543,0.19489678009193348,0.21527256220136218,0.23046192870309534,0.23302618371593073,0.23323168843229136,0.23725796463262558,0.23782711841301818,0.2401753639998685,0.2449570242743032,0.24670758969249043,0.24893847493386148,0.25963207626617185,0.25966848980929175,0.2645513912629015,0.2659818972409601,0.2681110115670488,0.26888133211185816,0.26999022616250734,0.2724894026786761,0.27347290627267157,0.2734811884174565],"n_dims_used":45,"mean_confidence":0.8876520792643229},"coverage":{"mean_confidence":0.8876520792643229,"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}}