{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005976","490:4900006225","490:4900005977","490:4900007438","490:4900007319","490:4900007448","490:4900007449","490:4900007205","490:4900005587","490:4900007197","490:4900006466","490:4900007075","490:4900006830","490:4900006951","490:4900007439","490:4900008480","490:4900006582","490:4900006949","490:4900006954","490:4900005980","490:4900007927","490:4900006104","490:4900007562","490:4900006464","490:4900007804"],"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":[0.06350767906311781,0.035164370378189445,0.02104860304774858,0.013116391365109345,0.009180780595321035,0.004389818188272873,0.003202887803239841,0.0031033032437826204,0.0020821715456670062,0.001724647851647183,0.0010603442812966348,0.0008608157767611236,0.000576536908215973,0.0003576692747844777,0.00019965722010595942,0.00007105679054180441,0.00006374731146898867,0.00005314318029541623,0.000029859596770357133,0.000027537475644819586,0.00002247585991153674,0.000014452737009351243,0.000010912025413346923,0.00000808968013173835,0.000006626103516701491],"twin_dists":[0.304947644219194,0.3360574530310675,0.36089785965073157,0.38236480926147565,0.3977910763170201,0.4279346606802621,0.44018456516590126,0.44139323595155155,0.45638803719314497,0.46329826400933033,0.4806816590772292,0.48794209718059417,0.5016071893860488,0.5174125838507494,0.5360815027139366,0.567657929262323,0.5708743424082912,0.5762248903873473,0.5928597301034397,0.5951586126439355,0.6008872664111959,0.6131568831184906,0.6208393127571624,0.6289176939876757,0.634247577253623],"n_dims_used":45,"mean_confidence":0.9095982869466146},"coverage":{"mean_confidence":0.9095982869466146,"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}}