{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003382},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003531","490:4900002842","490:4900004220","490:4900003933","490:4900003664","490:4900003387","490:4900003383","490:4900003802","490:4900003264","490:4900003804","490:4900003659","490:4900003393","490:4900003656","490:4900002835","490:4900003384","490:4900002837","490:4900001641","490:4900002093","490:4900003931","490:4900003250","490:4900004078","490:4900002988","490:4900003658","490:4900003666","490:4900003381"],"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":[0.318580659647639,0.11087637012403478,0.08313026377619268,0.07134556166838732,0.05904798800590288,0.055297854256962806,0.05277579995588979,0.050441010382642364,0.04918287508766828,0.043592360239373275,0.04276629698827715,0.039757487528596314,0.03941707494283536,0.03505172984366493,0.027899167889932817,0.026931741690838017,0.023200414206300226,0.021325832391149185,0.018145365964361542,0.01673162066027544,0.014691850806212754,0.014001946601900999,0.009937638846597645,0.009919675271888174,0.009649187050059209],"twin_dists":[0.19643958094942296,0.2723861236130305,0.2896723114278703,0.2984412937023042,0.30894871106836586,0.31251057368509866,0.31502006790405856,0.31743358499388885,0.3187729425214465,0.32509498079436017,0.32608610156109585,0.3298380955257064,0.3302775463387819,0.33621845029989006,0.3474795932060817,0.3491885033465559,0.3563196038965076,0.36028578656732185,0.36776914588988985,0.37147077180522897,0.3773278464052057,0.3794717795970391,0.39441775587433775,0.39449512202966297,0.39567543527891696],"n_dims_used":45,"mean_confidence":0.914955563015408},"coverage":{"mean_confidence":0.914955563015408,"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}}