{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002446},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002135","490:4900002891","490:4900004541","490:4900004124","490:4900001683","490:4900003186","490:4900002129","490:4900004421","490:4900002293","490:4900003177","490:4900005375","490:4900004002","490:4900004001","490:4900003298","490:4900004137","490:4900002892","490:4900003992","490:4900001987","490:4900004536","490:4900003708","490:4900004406","490:4900002431","490:4900002889","490:4900003580","490:4900003564"],"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":[0.6963181404357409,0.5763439006030187,0.5527541637101498,0.5250330415377866,0.5074369580229926,0.48770111593074605,0.47153566458584106,0.45807215731238105,0.45233933744789206,0.434926847086633,0.4314564462279392,0.42623997268274244,0.42135812336641637,0.41903185284343236,0.3997695248642684,0.39757477930310203,0.3953616948963199,0.3953042870514104,0.3941395548808205,0.39256334635175794,0.3909869215940907,0.3855115856622371,0.38545803432214587,0.38075611297123796,0.36800340738097953],"twin_dists":[0.11050000797947039,0.13634356381239454,0.14141917485765773,0.1474283194940113,0.1512781681281925,0.1556384696167827,0.1592496940334381,0.16228892253233762,0.16359264213092153,0.167591180715191,0.168395553649122,0.16960959404184894,0.1707513339582589,0.17129734349867426,0.17587010998627936,0.17639730899645287,0.17693026439205328,0.1769441076006329,0.1772251694784055,0.17760613814198495,0.17798787159131152,0.17931937780848384,0.1793324445626536,0.1804831346335964,0.18363931780281473],"n_dims_used":45,"mean_confidence":0.919527096218533},"coverage":{"mean_confidence":0.919527096218533,"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}}