{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005192},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003309","489:4890005344","489:4890005371","489:4890005230","489:4890005231","477:4770003153","477:4770003317","477:4770003247","477:4770002416","477:4770003320","477:4770003316","477:4770002680","477:4770002348","477:4770003391","477:4770003163","489:4890005163","489:4890005264","477:4770003381","489:4890003850","489:4890005229","477:4770002918","489:4890004303","489:4890003906","489:4890005227","477:4770003458"],"twin_admin_codes":[477,489,489,489,489,477,477,477,477,477,477,477,477,477,477,489,489,477,489,489,477,489,489,489,477],"twin_sims":[0.8948865823284475,0.8227434113714887,0.7770754533086371,0.7577664300119009,0.7515009263185204,0.7455019212092802,0.7424480123290899,0.7381257706055453,0.7156637414895821,0.7148651160757267,0.7129041749208109,0.6723898772346619,0.6525498523620191,0.6173699557160709,0.5201517391629453,0.5131771713045762,0.4992376820220445,0.49184481739789093,0.48799800810520805,0.486174906780779,0.4824384728894478,0.47300314677442473,0.47204832296003213,0.4706436457621725,0.45027803768938296],"twin_dists":[0.061208866877975464,0.08112965127666318,0.09224157969688986,0.09673340586240137,0.09817048104580813,0.09953802489184581,0.10023120716794816,0.10120898858464596,0.10623460879063792,0.10641174049468241,0.10684625987200826,0.11571473283642945,0.12000117863880924,0.12755325495455835,0.14849314148715312,0.15001870897959463,0.15308373415822152,0.15471884212479597,0.15557250126490663,0.15597778091508882,0.15680986475108105,0.15892023461057558,0.159134560021407,0.15945012575251039,0.1640628916871981],"n_dims_used":45,"mean_confidence":0.9206597222222223},"coverage":{"mean_confidence":0.9206597222222223,"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}}