{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004335},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004170","489:4890002761","480:4800004251","480:4800004334","468:4680002687","480:4800004250","474:4740001079","468:4680005509","480:4800004168","480:4800004529","480:4800004020","480:4800004336","487:4870010973","480:4800004440","477:4770000170","493:4930000183","480:4800004595","472:4720002943","472:4720000816","496:4960005362","481:4810003369","496:4960005150","466:4660004945","489:4890000642","466:4660004854"],"twin_admin_codes":[480,489,480,480,468,480,474,468,480,480,480,480,487,480,477,493,480,472,472,496,481,496,466,489,466],"twin_sims":[0.12473028439370498,0.03354035329477971,0.0278169928900901,0.023413985523152946,0.023234872975611096,0.01584237052407538,0.014221732377555852,0.01386342719240842,0.01180632631203363,0.01116649246920858,0.009582523272671551,0.008614770998789146,0.007807717844865633,0.007532928371082663,0.007415631653426665,0.00682103651844498,0.006082538381050368,0.006070009552523372,0.006015422930346321,0.005797727097429176,0.005601645063611531,0.005497724274248877,0.005217073676837175,0.004986274809275887,0.004404315140649226],"twin_dists":[0.26499498207361705,0.33842241191957917,0.3476227519152285,0.35588556522005454,0.3562493399563748,0.3739423340196938,0.3787788491545545,0.3799134465199869,0.38697889036200384,0.3893999153297285,0.39597086232208784,0.4004802324462472,0.4046019725192379,0.4060928884557998,0.40674421619788387,0.41019552133654946,0.4148807178699805,0.4149645390641991,0.4153315691448684,0.4168258621160688,0.41821581232104793,0.4189703873819795,0.4210745847795896,0.4228832241829377,0.4278046885488519],"n_dims_used":43,"mean_confidence":0.9112282686455305},"coverage":{"mean_confidence":0.9112282686455305,"n_dims_used":43,"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}}