{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013139},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012682","490:4900012695","490:4900012263","490:4900012821","490:4900012882","490:4900012478","490:4900012899","490:4900013142","490:4900012756","490:4900012817","490:4900012768","490:4900012704","490:4900012995","487:4870000998","487:4870000825","490:4900012610","490:4900013176","490:4900012819","490:4900013029","487:4870000997","490:4900012328","490:4900012820","490:4900012825","490:4900012561","490:4900013238"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,487,487,490,490,490,490,487,490,490,490,490,490],"twin_sims":[0.6819101441419602,0.6807730648778465,0.6134424388040656,0.4661822353769166,0.448263874340341,0.37745568452173983,0.32383312035775697,0.3043451307786391,0.288704815420903,0.2714470664070822,0.2698333209562359,0.2689506498720929,0.25239302435241723,0.24280714940124237,0.23832844835364111,0.22449004175473944,0.21451908814395707,0.21252617751572048,0.2082853779274799,0.1989942608883585,0.19591186369168598,0.1929329392213918,0.18107962724375554,0.17879090774879128,0.17377032144145135],"twin_dists":[0.1136468381280766,0.11389426323334871,0.12839442570346102,0.16045451883952666,0.1645231648258149,0.18129493263306817,0.1950303996825053,0.20032632774080592,0.20472030303999544,0.2097372948750862,0.21021627823856698,0.21047901730319882,0.21551087579698702,0.2185203590057571,0.2199527508758964,0.2244931459315152,0.22788117847865755,0.22857098846121762,0.23005359240373718,0.23337540453021188,0.23450099419523365,0.2356005258017163,0.24009703765568507,0.24098898061810647,0.24297436434769304],"n_dims_used":45,"mean_confidence":0.9139572143554687},"coverage":{"mean_confidence":0.9139572143554687,"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}}