{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000243},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920006231","491:4910000213","491:4910000640","491:4910000588","492:4920006833","492:4920005576","491:4910000212","492:4920006041","494:4940007085","494:4940006976","492:4920006178","492:4920005580","491:4910000826","494:4940006868","494:4940006977","492:4920006142","491:4910000591","491:4910000074","491:4910000334","491:4910001770","491:4910000092","494:4940007300","491:4910000293","491:4910000956","491:4910000075"],"twin_admin_codes":[492,491,491,491,492,492,491,492,494,494,492,492,491,494,494,492,491,491,491,491,491,494,491,491,491],"twin_sims":[0.1285403811757855,0.0904570309634905,0.07146030331408974,0.07052987681790122,0.06398319792038683,0.05499577668285646,0.051615288040854745,0.05059046659008167,0.04778869800602069,0.040579045593890924,0.034634599105615956,0.03442722984286579,0.03288072693879805,0.032081282400246075,0.027675901778941123,0.027177512797067774,0.02467710200706307,0.02395033872695641,0.022887348606612994,0.02173845786293901,0.021695108759472972,0.021339080948916345,0.020437389517850946,0.02026332634197053,0.020074627348133273],"twin_dists":[0.2630727672607948,0.2847114385847431,0.2983504572851897,0.2990904759682315,0.3045347515548832,0.31280608684128,0.3162083654552374,0.3172763352416881,0.3202909252995512,0.3287904666971716,0.3368185156636976,0.3371191202392819,0.3394109447334736,0.34063196306373605,0.3478694005180394,0.34874941374616675,0.3533865234518839,0.3548104824998595,0.35696214804346305,0.35938748047760194,0.359481153151975,0.36025670981925545,0.3622725027754719,0.3626705286517805,0.36310540322034435],"n_dims_used":45,"mean_confidence":0.890108405219184},"coverage":{"mean_confidence":0.890108405219184,"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}}