{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001672},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001676","492:4920003839","491:4910001308","491:4910003312","491:4910001789","491:4910001240","491:4910003274","491:4910001034","491:4910003139","492:4920000320","492:4920000360","491:4910002766","491:4910002533","492:4920004249","491:4910002519","492:4920004544","491:4910003907","491:4910002701","491:4910001110","491:4910003071","492:4920002223","491:4910001897","491:4910003086","491:4910001612","491:4910002629"],"twin_admin_codes":[491,492,491,491,491,491,491,491,491,492,492,491,491,492,491,492,491,491,491,491,492,491,491,491,491],"twin_sims":[0.04005483875037549,0.022370007534285134,0.01796584038246299,0.013436834608617854,0.011077508167154264,0.010893723471268553,0.009546962388605147,0.007366357488640916,0.006675592372530155,0.005907490913032071,0.005729009996881377,0.005185554372283338,0.005171895586549033,0.004868677500018556,0.004699322822769993,0.0045376485994746895,0.004426445613516985,0.0037851223042448647,0.003591109022999656,0.003170463937941582,0.0031608491048296656,0.0031399421154088797,0.0030712661078847537,0.002967086341368957,0.002748172689540933],"twin_dists":[0.32945682808502547,0.3580408625271657,0.3682248902600863,0.3812985553464477,0.3897463262065518,0.39046969187341657,0.3961292047828164,0.40702058994150364,0.4110808532211363,0.41606621591342074,0.41730807130093894,0.4213172616659827,0.4214228396886085,0.4238341194818826,0.4252407598147558,0.42662716749139734,0.4276070252794189,0.4337371211105007,0.4357785177709386,0.44057428392768666,0.4406905490735679,0.44094448073259646,0.44178961251223314,0.4431052130624731,0.44601323391541886],"n_dims_used":45,"mean_confidence":0.8968146430121527},"coverage":{"mean_confidence":0.8968146430121527,"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}}