{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970002938},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000035","497:4970002085","491:4910003886","497:4970003262","495:4950001575","497:4970002075","495:4950001572","492:4920000395","492:4920003255","492:4920003342","665:6650001038","495:4950001576","497:4970003506","491:4910003696","497:4970001992","491:4910005421","494:4940003165","480:4800003113","491:4910002031","494:4940004212","491:4910003650","491:4910004170","497:4970002596","665:6650000412","491:4910004874"],"twin_admin_codes":[487,497,491,497,495,497,495,492,492,492,665,495,497,491,497,491,494,480,491,494,491,491,497,665,491],"twin_sims":[0.04307383964963138,0.010019617431091914,0.008448727775322563,0.005491770564419849,0.003632722381514502,0.0031500554391735284,0.0015044724600801218,0.0013067424298694166,0.0010501475578233877,0.0009853020226982812,0.0009442718737633801,0.0007412505497461267,0.0006849524353215088,0.0006849436613129191,0.0006698251548515226,0.0005708509551636355,0.0005182253432265217,0.0004908893645075116,0.0004006994850423901,0.0003461959199986165,0.0002920412331971469,0.00025902559990288466,0.00022898925544350337,0.00022574397324896136,0.00022176573386412647],"twin_dists":[0.32571524218928827,0.3940662627679567,0.4012991111920911,0.4190140069871346,0.43533234380553115,0.4408214543724567,0.46824437527962126,0.4732929229304345,0.4810206182436614,0.48325046625030965,0.4847328033525076,0.49308442332003466,0.49577911792468604,0.4957795537371972,0.49653833847849,0.5019403597028624,0.5051800500352759,0.5069862098849927,0.5136958359616203,0.5184743643008293,0.5239792767150568,0.5278270343611042,0.53175111585248,0.5322036878237275,0.5327668973139664],"n_dims_used":45,"mean_confidence":0.9004297892252604},"coverage":{"mean_confidence":0.9004297892252604,"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}}