{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002564},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002409","490:4900003961","490:4900002418","490:4900004512","490:4900003962","490:4900009976","490:4900008709","490:4900010074","490:4900000991","490:4900003978","490:4900001958","490:4900003554","490:4900010374","490:4900004650","490:4900005483","490:4900004786","490:4900010113","490:4900003683","490:4900003552","490:4900004649","490:4900003817","490:4900003427","490:4900005071","490:4900002565","490:4900004117"],"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":[0.39202933066202744,0.34847978569944527,0.27583816583749937,0.19476392663459238,0.1927071707213576,0.13708761357499394,0.10189873156744234,0.07251440121426829,0.06380532212973909,0.0603199037120733,0.05809786506571083,0.057103913231243225,0.05555730234246,0.053109299944657594,0.051840384370337514,0.05136577378344585,0.045551684302058956,0.0448739446663351,0.0437470238526793,0.04326392223355135,0.04294687388993805,0.042531661498169074,0.0410170265911897,0.04098425544466264,0.04014731077042633],"twin_dists":[0.17773537059127814,0.18857981763891288,0.2084427615706942,0.23492331738753872,0.23568433764482483,0.25891221193253283,0.27756555848217856,0.2975214520301438,0.30468890605504273,0.3077829792176696,0.309833078147714,0.31077109345669024,0.3122578278599566,0.3146825983788939,0.3159761566865003,0.316466749553172,0.3228057842719318,0.32358811414554767,0.32491117097944344,0.32548713763997783,0.3258680767652536,0.3263705556479976,0.32823926207766285,0.32828033267387324,0.329338746672531],"n_dims_used":45,"mean_confidence":0.9141523573133681},"coverage":{"mean_confidence":0.9141523573133681,"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}}