{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010874},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012059","490:4900010620","490:4900010790","490:4900010792","490:4900010629","490:4900010871","490:4900010777","490:4900010447","490:4900010706","490:4900010793","490:4900010622","490:4900010535","490:4900012056","490:4900011110","490:4900010362","490:4900012057","490:4900010542","490:4900009880","490:4900010182","490:4900009779","490:4900010456","490:4900010353","490:4900009778","490:4900011732","490:4900010178"],"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":[0.5374721612781383,0.4087664485405271,0.3948384787774077,0.3521322458892379,0.3510945615689724,0.3453651459033853,0.27549265592260413,0.2515108769285782,0.20615780487435467,0.19792329347693002,0.18640612148497024,0.18566732574635755,0.17690064299550295,0.17092011508399615,0.16112140763633143,0.1561607002699972,0.15418482724194457,0.15055761194319045,0.1474608754886456,0.1367006473982581,0.13376322336899377,0.13320161852725973,0.131521819618666,0.13125378044956265,0.1237318161927304],"twin_dists":[0.14472451047690996,0.17372248686476696,0.17705646596241842,0.18764490250479804,0.1879099992529976,0.1893811433255193,0.20854416054184977,0.21578473449479088,0.23080515152104952,0.2337651105831349,0.23805164781824187,0.2383328678942406,0.24173176864156903,0.2441197500841217,0.24816544770019763,0.25028196467672525,0.25113865705374233,0.2527325130435331,0.2541157811590039,0.25909630153450053,0.260506598520818,0.2607788745915935,0.26159845975482937,0.26172996610834015,0.26550607262866754],"n_dims_used":45,"mean_confidence":0.9190438164605035},"coverage":{"mean_confidence":0.9190438164605035,"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}}