{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003359},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003276","491:4910003148","491:4910003394","491:4910003268","491:4910003096","491:4910002753","491:4910003351","491:4910003318","491:4910003042","491:4910002955","491:4910003136","491:4910002958","491:4910003091","491:4910003181","491:4910003317","491:4910002945","491:4910002749","492:4920000451","491:4910003057","491:4910003137","491:4910002099","491:4910003437","491:4910002397","491:4910001484","491:4910002907"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,491],"twin_sims":[0.454703947112542,0.26536284186210346,0.25521323032070625,0.22990505418562723,0.22193602309728358,0.192365731207063,0.16687929653428876,0.16653973277730244,0.15702464087271978,0.15596368390841933,0.14747878890021637,0.14269975129684903,0.12332631915996146,0.11788509973716735,0.11093630819451798,0.10935607752405105,0.10526317847522525,0.10234793060681877,0.10142820411874377,0.09772433444126173,0.09495921659136501,0.08743968318129709,0.08596320274308604,0.08244919745014276,0.08024111504668915],"twin_dists":[0.16305417191207922,0.21155251807664147,0.21463941914406504,0.2226950879272335,0.22535121976548964,0.23581121993658993,0.24576731633233656,0.24590706935091133,0.24990986898047884,0.2503670293012512,0.25410771813292576,0.25628501490039446,0.26571453212444246,0.26856366229233036,0.2723526551480864,0.2732397454284216,0.2755844570366169,0.2772981310653848,0.27784667286565234,0.2800959247588527,0.2818191253659948,0.28671428198802174,0.28771440503487905,0.2901509387095608,0.29172476831244376],"n_dims_used":45,"mean_confidence":0.895723385281033},"coverage":{"mean_confidence":0.895723385281033,"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}}