{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008124},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010238","490:4900010241","490:4900007793","490:4900009853","490:4900009549","490:4900009551","490:4900011379","490:4900010345","490:4900009857","490:4900009651","490:4900008113","490:4900009746","490:4900009550","490:4900010247","490:4900010056","490:4900008015","490:4900010744","490:4900008918","490:4900009753","490:4900010660","490:4900009562","490:4900009957","490:4900010055","490:4900009240","490:4900007791"],"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":[0.37108515366741496,0.3557857400495041,0.3361515122657903,0.19653247304889881,0.16815659612541398,0.08726011430840279,0.07881280273071195,0.048135079412366055,0.042630896691049254,0.042023771424669426,0.03940284391824055,0.03445004795167114,0.03079838460291814,0.029820867842431573,0.02908945159067261,0.024085178903980323,0.019090061389651195,0.0171754087680295,0.01615908800911155,0.013813126839848361,0.013342947909247716,0.012351827101092469,0.012030669881555753,0.011420602583325432,0.01127320379129466],"twin_dists":[0.1828717380305769,0.1867147632795747,0.1917743840597697,0.2342733878167018,0.24524345033592762,0.2868351957136763,0.2927613986888504,0.31991036689004515,0.32625008975864506,0.3269908354602186,0.33029598743375954,0.3370859675054965,0.3426468552964046,0.3442309439668511,0.3454456124565288,0.35454348778818284,0.3654340106620718,0.37028018713863037,0.3730483928869234,0.3800747933001597,0.3816086075314329,0.3850050824932166,0.3861575437584147,0.38842401316914477,0.38898771478797867],"n_dims_used":45,"mean_confidence":0.8854214138454861},"coverage":{"mean_confidence":0.8854214138454861,"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}}