{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006576},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007676","490:4900007672","490:4900007675","490:4900005042","490:4900005968","490:4900006819","490:4900006457","490:4900005181","490:4900005710","490:4900004767","490:4900006699","490:4900006573","490:4900006093","490:4900005969","490:4900005315","490:4900005307","490:4900007555","490:4900005176","490:4900006818","490:4900005309","490:4900007671","490:4900005701","490:4900007553","490:4900007309","490:4900006942"],"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":[0.5488354663486198,0.23904841882278222,0.1295763648347639,0.11262689796179973,0.06925400481538492,0.052438429406637746,0.046103097800658764,0.043360585028498155,0.035832855835504024,0.03417592011687978,0.031283651624158186,0.025610515866042113,0.02538226187482618,0.021997180532657177,0.02124119302357183,0.018630749968171583,0.017023930624977465,0.01649302505676428,0.014521378921896316,0.01442220742706413,0.013215325220048937,0.013199235442897996,0.01234564155684954,0.009490947963542636,0.0063210975528541664],"twin_dists":[0.14226522469713013,0.21972131510932583,0.262557578583968,0.27141435667063585,0.30011823579266755,0.3153632598941585,0.32217644122113576,0.3253714625656865,0.3351109116128125,0.33748549500837693,0.34187640763434085,0.35160994739364676,0.35203915178664336,0.35883176214134316,0.36047191729268174,0.3665564166293521,0.3706835035109625,0.3721223729674845,0.37784920557525903,0.3781549930499606,0.38203317762641364,0.3820869615806165,0.3850270269246074,0.3963796919006963,0.4133136924023851],"n_dims_used":45,"mean_confidence":0.9128383212619358},"coverage":{"mean_confidence":0.9128383212619358,"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}}