{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012360},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000272","497:4970000383","497:4970000500","497:4970000501","490:4900010818","490:4900002216","490:4900006306","497:4970000327","491:4910002016","491:4910005667","491:4910002015","497:4970000326","491:4910002210","497:4970000381","491:4910002417","491:4910004803","490:4900012431","491:4910001920","497:4970000568","497:4970000567","491:4910001460","490:4900006669","491:4910001812","490:4900010302","490:4900011359"],"twin_admin_codes":[497,497,497,497,490,490,490,497,491,491,491,497,491,497,491,491,490,491,497,497,491,490,491,490,490],"twin_sims":[0.2095741915538116,0.16501294605509875,0.05776375142031884,0.05614563774218021,0.05198669554415195,0.03206571247854179,0.031134774466771042,0.029010535908183258,0.027475543672570577,0.024865003823886137,0.023847107546462788,0.01849220579458098,0.018286900450634306,0.016637912420111728,0.016246489317655884,0.014836288171052137,0.014372933086661823,0.014276414874148076,0.012469375725533296,0.011020114453475473,0.010317966906258072,0.008844928758368148,0.008635664427936679,0.00791423638307399,0.007215826173227933],"twin_dists":[0.22960086440713254,0.24653799589155875,0.3101469019290625,0.3116882868631213,0.315825671431843,0.3406560004415106,0.34211168233089456,0.3455782303716605,0.34822152290927927,0.3530242729844889,0.35501576999775347,0.3668997225319267,0.3674126198746844,0.3717257087829039,0.37280441313779683,0.3768902661978274,0.37830761684843944,0.37860791761187007,0.38458989579307573,0.38997107129522257,0.39280832478103184,0.3993682088856591,0.4003781944764389,0.4040366731430632,0.40787531270334626],"n_dims_used":44,"mean_confidence":0.887994419444691},"coverage":{"mean_confidence":0.887994419444691,"n_dims_used":44,"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}}