{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910003341},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910003009","491:4910003529","491:4910002609","491:4910003514","491:4910003525","491:4910003186","491:4910003526","491:4910003486","491:4910003482","491:4910002960","491:4910003131","491:4910002647","491:4910003439","491:4910002346","491:4910003259","491:4910003056","491:4910003144","491:4910003443","491:4910003469","491:4910002646","492:4920000762","492:4920000605","491:4910003530","495:4950000192","495:4950000016"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,492,491,495,495],"twin_sims":[0.35581489368160907,0.3508353183866247,0.2878192377591894,0.28179905363227375,0.2756518410983603,0.2721863398157295,0.27097203987129886,0.2601177884719032,0.2366468774414298,0.23658152874440996,0.1617019688765047,0.12835210057834856,0.12228595386767348,0.11514911622143542,0.11398385257412132,0.11091612109924835,0.08656054403016164,0.0849495838328411,0.08265498486348273,0.073093559018002,0.071012744419669,0.06848396394523983,0.067663475554715,0.062326439178306346,0.061389381115655964],"twin_dists":[0.1867073610256065,0.18797629181912268,0.20497326667858612,0.20670543981016237,0.20849743380328103,0.20951845428686716,0.20987810674518378,0.21313829626630748,0.22049507530058698,0.22051620163345817,0.2479208603605762,0.26316673493751847,0.26625176422448016,0.2700344723091039,0.27066905590312007,0.27236392574022045,0.2873081505292505,0.2884089453295664,0.29000598706033953,0.29707011286160134,0.2987054435870269,0.30074599914077604,0.3014212401020873,0.3059843779858387,0.30681832139737714],"n_dims_used":45,"mean_confidence":0.8954421997070312},"coverage":{"mean_confidence":0.8954421997070312,"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}}