{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001620},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011732","490:4900001904","496:4960011130","496:4960011834","490:4900001486","496:4960011211","490:4900001622","490:4900001480","490:4900001758","490:4900000025","496:4960011900","496:4960005973","496:4960007931","496:4960011557","469:4690001477","490:4900001760","496:4960011735","496:4960004819","490:4900001610","490:4900001217","470:4700002127","487:4870004824","466:4660000877","466:4660000291","493:4930005856"],"twin_admin_codes":[496,490,496,496,490,496,490,490,490,490,496,496,496,496,469,490,496,496,490,490,470,487,466,466,493],"twin_sims":[0.5823082353596906,0.5688721466885657,0.4838304514686689,0.3786700376828548,0.3737647357864008,0.3624647099964733,0.34564927838217135,0.3358210026334694,0.32411213670351224,0.285464198444543,0.2793670061862984,0.27365162160737433,0.26864675408490507,0.26377949938409967,0.26116731028517076,0.25997176538853134,0.2572185018169821,0.24878476547146655,0.24147723812359104,0.23717018630810593,0.23115244501977972,0.22964981663113612,0.22877163624787408,0.22501593570147962,0.21881353388922462],"twin_dists":[0.13506389174479091,0.1379484190601047,0.15649964535653207,0.1809958427133545,0.18220689141996704,0.18502699650180962,0.18930788470221793,0.19186088519414987,0.19495590081164524,0.2056482564389658,0.2074115427321002,0.2090857785640552,0.21056959953183157,0.21202914018361382,0.21281939373530118,0.2131827301553105,0.21402348942554983,0.2166349390455111,0.2189438931285576,0.22032603398139627,0.2222848689458948,0.2227792065746498,0.22306910101790348,0.22431726949589606,0.22640929303648283],"n_dims_used":45,"mean_confidence":0.9162751939561632},"coverage":{"mean_confidence":0.9162751939561632,"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}}