{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003336},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002431","491:4910001037","491:4910003503","491:4910003504","491:4910003171","491:4910002733","491:4910002631","491:4910002921","491:4910002635","491:4910002488","491:4910001171","491:4910003164","491:4910002233","491:4910003330","491:4910002734","491:4910003129","491:4910002331","491:4910003295","492:4920001137","492:4920003914","491:4910002060","492:4920001083","491:4910002633","487:4870011963","491:4910001960"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,492,491,492,491,487,491],"twin_sims":[0.2772332997796279,0.26925818986782424,0.23702859078003832,0.21332107737308165,0.2132369726423405,0.19611110881966298,0.1898509461185854,0.18756338394109942,0.18224597873695955,0.17893560839195705,0.17077052461981632,0.15096649826120898,0.15030222221727818,0.14715086267373778,0.13952071623072243,0.13682460900297638,0.1279514676827359,0.11599208959903934,0.10826834979866251,0.10653809555201077,0.10504408349995711,0.09987339280661371,0.09630598706681755,0.0941717538730834,0.09279240417631263],"twin_dists":[0.20803411075744704,0.21038741334885386,0.22037174868822335,0.22829532600782254,0.22832445968111648,0.23442786733098875,0.23675061127927147,0.23761270885395136,0.23964556200312281,0.2409323500541751,0.24418024123157578,0.25255144034348603,0.252845794432789,0.25425543615930585,0.25776354006955216,0.25903728744350113,0.26336703162321506,0.2695784734737961,0.2738561422732136,0.2748466150634361,0.275711954288381,0.2787828984754349,0.2809749689034442,0.28231708434467917,0.28319729766112034],"n_dims_used":45,"mean_confidence":0.8969151814778645},"coverage":{"mean_confidence":0.8969151814778645,"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}}