{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001329},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001068","491:4910001572","491:4910001134","491:4910001250","491:4910001184","491:4910001064","491:4910000989","491:4910001318","491:4910002360","491:4910001004","491:4910000999","491:4910001133","491:4910001316","491:4910001071","491:4910001631","491:4910001189","491:4910001748","491:4910001005","491:4910001007","491:4910001055","491:4910000997","491:4910001199","491:4910001119","491:4910001067","491:4910001201"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.20680762835763722,0.17908507348128685,0.17496268808575105,0.1454041996328942,0.13795112284857608,0.09315250281546088,0.07322888402836579,0.060500421460157994,0.05893160581641967,0.05710419069229978,0.05631536721340659,0.05141317036772235,0.043217089057386346,0.03754177335917076,0.03607013880190928,0.03525104819828755,0.034676144489727556,0.033482919213623404,0.02652805606206871,0.026355150986252573,0.026127305153504223,0.025738474036892316,0.025694859459399012,0.024714780216399595,0.023713673527774287],"twin_dists":[0.23057504401048862,0.24087388895993042,0.24249918170672913,0.2550463681511896,0.2585028162919036,0.2829665149282383,0.2969650709142496,0.3076191735581969,0.3090564060285386,0.3107708297371132,0.31152489640901776,0.31641758792484553,0.3255432604375541,0.33275764890888915,0.33477853863623297,0.3359338627108232,0.3367584753831986,0.3385078217632459,0.3499172708966885,0.35023234182767904,0.3506502607837155,0.35137078037937763,0.35145218495951425,0.3533136939698847,0.35528226299344473],"n_dims_used":45,"mean_confidence":0.8970780266655816},"coverage":{"mean_confidence":0.8970780266655816,"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}}