{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930006794},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940002572","493:4930006795","496:4960003911","496:4960000185","494:4940003466","466:4660001071","494:4940001808","493:4930006791","478:4780003643","494:4940003348","496:4960007893","493:4930006787","493:4930007036","494:4940007503","494:4940007613","466:4660008712","466:4660007639","466:4660008260","488:4880003426","466:4660005471","470:4700004153","490:4900005918","494:4940003355","490:4900003487","496:4960000260"],"twin_admin_codes":[494,493,496,496,494,466,494,493,478,494,496,493,493,494,494,466,466,466,488,466,470,490,494,490,496],"twin_sims":[0.3629736042246754,0.32695035962464497,0.3103513880184773,0.26472908671676865,0.24141849996800582,0.23000223514600224,0.21540781987570018,0.211388031679302,0.21106317897472282,0.19851011086944356,0.1977120763808413,0.19588123189515258,0.19043424850912744,0.1791865538900138,0.17446206635357328,0.1726413782477201,0.17035122370842026,0.16495103868616173,0.16118646995542663,0.1582608503201036,0.15802914112293254,0.1573087541450369,0.15543563059404497,0.154630507449475,0.1517184621599949],"twin_dists":[0.18489905251579497,0.1942000944671637,0.1986740182092701,0.21174307926211028,0.21896263414751105,0.2226630761957313,0.22757495547915121,0.22896690313709334,0.22908017122871582,0.23355139823673465,0.23384214068007741,0.23451224123617861,0.23653195001229207,0.24083421609781652,0.24269840741359988,0.24342642269224166,0.24435000024664394,0.24656366714230304,0.2481380054947415,0.24938002841822643,0.24947910879581764,0.24978782919040368,0.2505954119228441,0.25094472185908995,0.25221937734416916],"n_dims_used":45,"mean_confidence":0.9225999620225694},"coverage":{"mean_confidence":0.9225999620225694,"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}}