{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930004321},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001489","493:4930004610","493:4930003830","493:4930004317","493:4930001637","493:4930005019","493:4930002123","493:4930002801","493:4930004320","496:4960000499","493:4930002462","493:4930003829","493:4930002978","496:4960000756","496:4960000363","493:4930002137","493:4930004319","493:4930003826","493:4930003679","493:4930003305","493:4930004181","493:4930005270","493:4930001790","493:4930003325","493:4930004609"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,496,493,493,493,496,496,493,493,493,493,493,493,493,493,493,493],"twin_sims":[0.47694451328525495,0.46231977390040296,0.4212163235461534,0.404156666568643,0.4021602906706091,0.3771810585052993,0.37691129391950495,0.37199784085121357,0.36253964744419465,0.3325364440171762,0.3319086205589495,0.32019317871196873,0.3045728124856529,0.2994002282648744,0.293351535393772,0.2912711242536273,0.29026562538605066,0.2882765526271298,0.2770113107848512,0.26336479773042537,0.25653908845069373,0.25153029173847014,0.2511056470586731,0.24932883055943694,0.24510111746489877],"twin_dists":[0.15803703961998153,0.1613267482855848,0.17078457990507975,0.17482019600721785,0.17529732000109327,0.18136263668899913,0.18142916563394548,0.18264502042934172,0.18500815033679446,0.19272304599032172,0.19288837017473406,0.1960055833162393,0.20026335141561874,0.20170089457977355,0.20340049840777913,0.20398984708134085,0.20427558634835727,0.20484257749371781,0.20809904972023968,0.21215426986788422,0.21423183342777727,0.21577870067054528,0.21591074158069473,0.21646478494796362,0.21779331407373376],"n_dims_used":45,"mean_confidence":0.9293752034505208},"coverage":{"mean_confidence":0.9293752034505208,"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}}