{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000406},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000446","489:4890000407","489:4890000328","489:4890000293","489:4890000409","489:4890001122","489:4890000429","489:4890000561","489:4890000343","489:4890000392","481:4810005876","481:4810005974","489:4890000327","481:4810006081","489:4890000108","489:4890000513","481:4810006050","489:4890000176","489:4890000391","489:4890000746","485:4850003422","489:4890000669","489:4890000427","481:4810005890","489:4890000467"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,481,481,489,481,489,489,481,489,489,489,485,489,489,481,489],"twin_sims":[0.8142947527966803,0.7009710311706513,0.6147344466992444,0.5669294372073597,0.5463311781245284,0.540358804044859,0.5274345772692253,0.5243099647387609,0.49199871258667927,0.49107636147899447,0.47643019399810693,0.4728749055895243,0.47129799377172266,0.4639654676678079,0.45941135947875783,0.45215565387304474,0.4504749118742977,0.44539831233073934,0.4437917912598332,0.4425328159360698,0.43753103103687946,0.4373775579147249,0.43337568302192375,0.42883944905391186,0.4224293489025193],"twin_dists":[0.08324800129569618,0.10947867997106986,0.12811772889928283,0.13836606651938907,0.14280642560189852,0.1440988787749897,0.14690526259909442,0.14758591061396437,0.15468473215227801,0.15488921316999002,0.1581521540817852,0.15894901201016712,0.15930308491238102,0.16095480478637994,0.16198522340749769,0.16363451401551418,0.1640179437351866,0.16517934536660533,0.1655479238313986,0.16583712462263925,0.16698926510400888,0.16702469849472915,0.1679503907660634,0.16900385685687114,0.17050032976124216],"n_dims_used":45,"mean_confidence":0.9144103156195746},"coverage":{"mean_confidence":0.9144103156195746,"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}}