{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000545},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000352","491:4910001827","492:4920006818","491:4910000727","491:4910000837","491:4910000842","491:4910001974","491:4910002085","491:4910001881","491:4910000550","492:4920007031","492:4920005004","492:4920005633","492:4920005940","492:4920004986","492:4920004937","492:4920005689","492:4920006787","492:4920005287","492:4920003626","492:4920006075","492:4920007013","491:4910002084","492:4920006030","492:4920005009"],"twin_admin_codes":[491,491,492,491,491,491,491,491,491,491,492,492,492,492,492,492,492,492,492,492,492,492,491,492,492],"twin_sims":[0.4261883644542422,0.3893224045285918,0.2966922070316398,0.29558983960029234,0.28827378307898094,0.26693449339728703,0.25446904891936795,0.25149601825102935,0.2403955864514245,0.21530741359245692,0.21078213846318397,0.20477459680280316,0.19148993919833507,0.1792702343806357,0.17495349156797613,0.1723586344161092,0.1671554145526984,0.16505187323307424,0.16325502535864275,0.1631773429083844,0.16282136048807436,0.16270871773983953,0.1614412592506947,0.16048959439997723,0.15453487915859715],"twin_dists":[0.1696216353294976,0.178391718695112,0.2024592898208133,0.20276917873636252,0.20484336858811358,0.21108116449806094,0.21486877815809852,0.21578935254385717,0.2192894805732435,0.22760950888962828,0.22917825857379884,0.2312966122560375,0.2361373919854622,0.2408015139405645,0.24250283785270493,0.2435399715624562,0.24565382646346162,0.2465218574450321,0.2472696819243794,0.24730214637194345,0.24745105913372611,0.2474982283991206,0.2480306169483305,0.24843235550358334,0.2509862994372163],"n_dims_used":45,"mean_confidence":0.8982648213704427},"coverage":{"mean_confidence":0.8982648213704427,"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}}